Entries |
Document | Title | Date |
20080231404 | INTEGRATED TYPE TRANSFORMER - There is provided an integrated type transformer that reduces the volume by integrating a plurality of transformers transmitting power for driving a plurality of lamps in an inverter circuit for an LCD into one transformer structure. An integrated type transformer according to an aspect of the invention includes a bobbin unit including a bobbin body having a predetermined length and a through hole therein in a longitudinal direction of the bobbin unit, and a core unit including an inner core inserted into the through hole of the bobbin unit, and an outer core formed along one surface in the longitudinal direction among outer circumferential surfaces of the bobbin unit and electromagnetically coupled to the inner core to form one magnetic path. | 09-25-2008 |
20080290978 | Coil connecting structure, coil connecting method, set of conductors, and electric motor - An electric motor that does not provide new terminals for carrying out conductive caulking, and further, facilitates the work of using a conductive caulking machine. An electric motor coil connecting structure that connects conductors connected to a power input member and lead terminals of coils by conductive caulking and connects the power input member and the lead terminals of the coil electrically. One end of each of the conductors is formed into a terminal-shaped portion in which the lead terminals of the coil can be fitted and temporarily retained. The lead terminals of the coil are fitted in the terminal-shaped portion of the conductors and temporarily retained, and connected by conductive caulking. | 11-27-2008 |
20080290979 | Bobbin, coil-wound bobbin, and method of producing coil-wound bobbin - A bobbin includes a spool portion having a hollow circular cylinder shape and adapted to have a wire wound thereon in multilayer alignment; a flange integrally disposed at one end of the spool portion; and a terminal block integrally disposed at the flange and adapted to terminate the wire, wherein a formula: D×N−D/2□L11-27-2008 | |
20080309447 | ELECTROMAGNETIC COIL - The electromagnetic coil according to the invention has a coil core, a winding of coil wire and two contact pins, the contact pins being secured to at least one resilient holding member and being movable relative to the coil core. The holding member is formed in a unitary manner with the coil core, and the ends of the coil wire are secured to the movable/resilient contact pins. | 12-18-2008 |
20090039997 | Metal Terminal, Coil Component, and Method for Holding and Fixing Conductive Wire - The present invention provides a metal terminal that can hold and fix a conductive wire thereto without excessive deformation. In the metal terminal of this invention, a predetermined relationship is set between a length in the lengthwise direction and a width in the widthwise direction of a conductive wire winding portion and a diameter of the conductive wire wound around the conductive wire winding portion to reduce force applied to the conductive wire when holding and fixing the conductive wire. | 02-12-2009 |
20090045902 | WIRE-WOUND TYPE COIL AND WINDING METHOD THEREFOR - A common-mode choke coil includes a magnetic core, external electrodes, first and second wires, and a magnetic top. The magnetic core includes a winding core section and first and second flange sections. The external electrodes are provided on the first and second flange sections. The first wire is directly wound around the winding core section. The second wire is wound around the outside of the first wire. The first turn of the second wire is wound while being in contact with the first turn of the first wire and the first flange section. | 02-19-2009 |
20090058587 | Two Piece Bi-Metal Coil Terminal and Electrical Coil Assembly Incorporating Same - An electrical coil assembly utilizing a bimetallic two-piece terminal construction and a method of manufacturing same are provided. The inner terminal structure utilizes a material that aids in the touchless attachment of the fine gauge magnetic wire to the inner terminal structure. The low mass of the inner terminal structure allows for increased winding speeds during the manufacturing process. The outer terminal structure utilizes a material that provides good corrosion resistance and electrical conductivity. The inner and outer terminal structures are electrically attached after the winding and electrical attachment process of the fine gauge magnetic wire. The coil and two-piece terminal connectors may then be encapsulated to provide a final electrical coil assembly. | 03-05-2009 |
20090058588 | WIRE WOUND ELECTRONIC PART - A wire wound electronic part includes a core having a wire wound core and flanges formed on both ends thereof, a coil conductor wound around the wire wound core and terminal electrodes disposed at the bottom of the flange, in which both ends of the coil conductor are conductively connected to the terminal electrodes by a solder, wherein a pair of grooves are formed at the bottom crossing the wire wound core of one of the flanges. The groove has a bottom and side walls disposed being slanted on both sides thereof, in which the vertical height for the side wall is formed larger than the length for the bottom of the side wall. The terminal electrodes are contained in the groove, and edge portion in the lateral direction of the terminal electrode is restricted by the side wall of the groove. The edge portion in the lateral direction of the terminal electrode is restricted by the side wall of the groove, which makes the lateral size stable and suppresses the movement of the molten solder in the lateral direction of the groove, thereby preventing unstable height and attitude of the wire wound electronic part upon mounting to a circuit substrate. | 03-05-2009 |
20090066458 | Winding structure of a transformer - An improved winding structure of a transformer, wherein the transformer comprises a winding base externally set with an isolating plate, the transformer is divided into a primary side region and a secondary side region by the isolating plate. The primary side region has a winding reel for a pre-formed wire set to sleeve on while the secondary side region is divided into a plurality of winding grooves by a plurality of partitions for placing a wire in the grooves, and an iron core set is set on the outside of the winding base and the hollow structure, which altogether form an transformer. In the present invention, an pre-formed wire set is sleeved on a primary side winding reel, therefore, the costs of traditional hand-winding will be displaced, and the manufacturing quality and usage stability of transformers will be effectively improved as well. | 03-12-2009 |
20090085703 | INDUCTOR AND MANUFACTURE METHOD THEREOF - An inductor comprises a coil, a non-ferrite layer, two electrodes, a first ferrite layer, and a second ferrite layer, where the coil is encapsulated by the non-ferrite layer having a first surface and a second surface opposite to the first surface, two electrodes coupled to the coil are respectively extended out from the non-ferrite layer for connecting a module, and the first ferrite layer and the second ferrite layer are respectively arranged adjacent to the first surface and the second surface of the non-ferrite layer. | 04-02-2009 |
20090108976 | TRANSFORMER BOBBIN WITH ISOLATION WIND - A transformer bobbin has a body with first and second ends spaced along a longitudinal axis. Conductive pins are mounted in the ends and dimensioned for electrical and mechanical connection with first and second wire windings received in the body. An opening in the body is dimensioned to receive a ferrous core, and an external winding surface on the body extends between the first and second ends. First and second margin barriers are provided inwardly of the first and second ends of the winding surface. The margin barriers have a height that extends a predetermined dimension that closely approximates the height of the first winding. The margin barriers electrically isolate the first winding from the second winding that is thereafter received over the body. Preferably, at least one of the first and second margin barriers includes channels therethrough dimensioned to receive the first winding wire for connection with the pins. | 04-30-2009 |
20090153280 | STRUCTURE OF TRANSFORMER - A transformer includes a first bobbin piece, a second bobbin piece, a first pin, a second pin and a magnetic core assembly. The first bobbin piece has a first channel therein and a covering element, and a primary winding coil is wound on the first bobbin piece. The second bobbin piece includes a first secondary side plate, a second secondary side plate, a plurality of partition plates, a wall portion, and a secondary base, and a secondary winding coil is wound on the second bobbin piece. The second pin includes a wire-arranging part, an insertion part and an intermediate part, wherein the wire-arranging part is protruded from the second secondary side plate, the intermediate part is buried in the wall portion, and the insertion part is protruded from the bottom surface of the secondary base. The magnetic core assembly is partially embedded within said first channel of said first bobbin piece and said second channel of said second bobbin piece. A first terminal of the secondary winding coil is fixed on the first pin and a second terminal of the secondary winding coil is fixed on the wire-arranging part of the second pin. At least parts of the second bobbin piece are received in the covering element of the first bobbin piece, and the covering element has an insulating partition for isolating the magnetic core assembly from the primary winding coil and the secondary winding coil. | 06-18-2009 |
20090160593 | STRUCTURE FOR DRAWING OUT LEAD WIRES FROM A COIL DEVICE - To prevent an exposed conductor portion from breaking and to maintain connection state between lead wires and a wiring board even when a load is added to the lead wires under the condition that the lead wires for a coil device is connected to and retained on the wiring board. In a structure for drawing out lead wires from a coil device according to the present invention, for drawing a lead wire from a terminal pin of a coil device | 06-25-2009 |
20090160594 | COILED COMPONENT AND ELECTRONIC APPARATUS - According to one embodiment, a coiled component includes a conductor wire including a portion coiled around a core and an end portion out of the core, a lead including a first end portion and a second end portion to which the end portion of the conductor wire is connected, and a protrusion section protruding at a position outwardly shifted from the second end portion of the lead as seen from the core. The conductor wire is extended from the core to the second end portion of the lead in such a manner that the conductor wire is curved to pass the protrusion section. The protrusion section includes an inclined part around which the conductor wire is windable, and which is inclined in such a manner that a protrusion height of the protrusion section decreases in a direction away from the core. | 06-25-2009 |
20090189726 | Dry-Type Transformer with Improved Terminal Construction and Mounting System Therefor - The invention is directed to a transformer having a ferromagnetic core with a coil disposed around the core. An insulation layer is disposed over the core and the coil and terminals are connected to the coil. Each of the terminals is formed from cast metal and has a base and a connector. The base is at least partially disposed under the insulation layer. A connector is joined to the base at about a right angle and is located toward the middle of the base. | 07-30-2009 |
20090195342 | COMMON MODE CHOKE COIL - A common mode choke coil includes a core, external electrodes, a pair of windings, and a top plate. The core includes a winding core portion and a pair of flanges disposed at respective ends thereof. The external electrodes are provided at lower portions of the flanges. The pair of the windings is wound around the winding core portion of the core, and ends thereof are connected to the external electrodes, respectively. A lower surface and a side surface of the top plate are covered with a metal film and are adhered to upper surfaces of the flanges with an adhesive. Preferably, magnetic powder is mixed in the adhesive. | 08-06-2009 |
20090201114 | BOBBIN ASSEMBLY - A bobbin assembly is disclosed that includes a first bobbin and a second bobbin. The second bobbin is configured substantially similar to the first bobbin. The first and second bobbins include a first flange and a second flange disposed at opposite ends of a central core. The first flanges include terminal receiving cavities and wire posts for terminate a wire wound around the central core. The bobbin assembly may be formed by mating either the first flanges or the second flanges together. | 08-13-2009 |
20090212896 | TERMINAL MEMBER AND COIL ASSEMBLY USING THE SAME - An electric terminal member includes a connector portion ( | 08-27-2009 |
20090219127 | BALUN TRANSFORMER USING A DRUM-SHAPED CORE - A balun transformer includes: a drum-shaped core having a core unit and a pair of flanges arranged on both sides of the core unit; a plurality of terminal electrodes arranged on the flanges; a primary winding wound around the core unit, both ends of the primary winding being connected to the terminal electrodes; and a secondary winding wound around the core unit, both ends and a center tap of the secondary winding being connected to the terminal electrodes, wherein the secondary winding includes a first wire extending from one end to the center tap, and a second wire extending from the other end to the center tap, and the first wire and the second wire are wound around the core unit so as to extend along each other. | 09-03-2009 |
20090231078 | Switching Transformer - There is provided a switching transformer which enables material costs to be reduced while the performance to be improved, permitting cost and size reductions, and which is suitable for mass production by ensuring good assemblability. Instead of using a conventional coil bobbin having a winding drum part, a center-leg-having core | 09-17-2009 |
20090231079 | COIL APPARATUS - A coil apparatus ( | 09-17-2009 |
20090243777 | MULTILAYER TRANSFORMER COMPONENT - A multilayer transformer component includes a chip body including a primary-side coil and a secondary-side coil, and first to fourth external electrodes. The primary-side coil includes a body portion, a first lead, and a second lead, and the secondary-side coil includes a body portion, a third lead, and a fourth lead. A first projection and a second projection of each body portion are arranged to lie substantially on a linear line. The first lead and the fourth lead are arranged to be line-symmetrical with respect to a center line which is arranged at an approximate center between respective distal ends of the first projection and the second projection, and which is perpendicular or substantially perpendicular to an overlying direction of the primary-side and secondary-side coils. The second lead and the third lead are also arranged to be line-symmetrical with respect to the center line. | 10-01-2009 |
20090273426 | Coil component and method for producing the same - A coil component having a core, first and second terminal electrodes provided on the core, and a conducting wire having a winding portion provided on the core and end portions electrically connected to the first and second terminal electrodes to provide first and second connecting portions. The core has one side surface at which the first and second connecting portions are provided. When viewing the one side surface, a wire portion in the winding portion extends in a first direction, and a wire portion extending from the second connecting portion extends toward the winding portion in a second direction. The first and second directions define an intersection angle of not more than 90 degrees. | 11-05-2009 |
20090289750 | SHEET TYPE TRANSFORMER AND DISCHARGE LAMP LIGHTING APPARATUS - A sheet type transformer includes a primary winding | 11-26-2009 |
20090295525 | INDUCTOR COMPONENT - An inductor component has electrode portions, a winding portion in which a conductor is wound by three or more turns, and lead portions located at both ends of the winding portion and connecting the winding portion and the electrode portions. Winding intervals of the respective turns in the winding portion decrease monotonically from one end to the other end of the winding portion. | 12-03-2009 |
20090302988 | Winding Component - To realize a structure that is substantially highly reliable, that solves a problem of a wire break accompanied by an application of an external force to a terminal and at the same time solves a problem of a wire break caused by heat effects during dip soldering, without causing a strength reduction of the terminal, cost increase, and wire thinning. | 12-10-2009 |
20090315659 | Coil component and method for producing the same - A coil component having an easily discernible orientation, and a method of producing such a coil component that facilitates the injection of resin. A coil component includes a core with a winding portion, first and second flanges disposed on either end of the winding portion, and a winding accommodating region defined by the winding portion and the first and second flanges, terminal electrodes disposed on the second flange and a winding wound about the winding portion and connected to the terminal electrodes. An insulating resin is formed over the winding at the winding accommodating region. A marker made from a material the same as the insulating resin is provided at outer peripheral surface of the flanges. | 12-24-2009 |
20090315660 | Inductor - An inductor is arranged such that the projection area of each terminal portion falls within a square circumscribing the projection area of an upper flange portion under a state where the inductor is projected orthogonally in the direction of the axis. Projection area of each end of a winding connected to the joint of the terminal portions also falls within the square. Consequently, an installation space can be secured easily on a board, and a space saving inductor in which a space for installation of other components can be secured easily on the periphery can be obtained. | 12-24-2009 |
20090315661 | INTEGRATED MAGNETIC DEVICE - An integrated magnetic device disposed on a system circuit board is disclosed. The integrated magnetic device comprises a first magnetic device and a second magnetic device. The first magnetic device comprises a primary winding having at least a terminal; a secondary winding disposed corresponding to the primary winding, a magnetic core assembly assembled with the primary and secondary windings and partially covered by the primary and secondary windings, and a receiving chamber. The second magnetic device has a central through hole and a plurality of conductive ends. The second magnetic device is received in the receiving chamber of the first magnetic device and electrically connected to the system circuit board via the conductive ends, and the terminal of the primary winding of the first magnetic device pierces through the central through hole of the second magnetic device and electrically connects to the system circuit board. | 12-24-2009 |
20100007455 | METHOD FOR MAKING A HIGH CURRENT LOW PROFILE INDUCTOR - A high current, low profile inductor includes a conductor coil surrounded by magnetic material to form an inductor body. An inductor body is formed around the inductor coil and includes a resin and a magnetic material compressed while it is dry and surrounding the inside and the outside of the coil. | 01-14-2010 |
20100013587 | HIGH CURRENT MAGNETIC COMPONENT AND METHODS OF MANUFACTURE - Magnetic components including pre-formed clips are described that are more amenable to production on a miniaturized scale. Discrete core pieces can be assembled with pre-formed coils and physically gapped from one another with more efficient manufacturing techniques. | 01-21-2010 |
20100026437 | CONDUCTIVE WINDING MODULE AND MAGNETIC ELEMENT HAVING SUCH CONDUCTIVE WINDING MODULE - A conductive winding module is used in a magnetic element. The conductive winding module includes multiple conductive units and multiple output terminals. The conductive units have respective hollow portions. The output terminals are arranged on the conductive units. The conductive units are folded with respect to a connecting line between the conductive units such that the hollow portions are aligned with each other to define a through-hole and the multiple output terminals are staggered to form at least three output terminals to be inserted into a circuit board. | 02-04-2010 |
20100026438 | FORM-LESS ELECTRONIC DEVICE ASSEMBLIES AND METHODS OF OPERATION - Improved form-less electronic apparatus and methods for manufacturing the same. In one exemplary embodiment, the apparatus comprises a shape-core inductive device having a bonded-wire coil which is formed and maintained within the device without resort to a bobbin or other form(er). The absence of the bobbin simplifies the manufacture of the device, reduces its cost, and allows it to be made more compact (or alternatively additional functionality to be disposed therein). One variant utilizes a termination header for mating to a PCB or other assembly, while another totally avoids the use of the header by directly mating to the PCB. Multi-core variants and methods of manufacturing are also disclosed. | 02-04-2010 |
20100033284 | RESONANCE TRANSFORMER AND POWER SUPPLY UNIT EMPLOYING IT - A resonance type transformer has an O-shaped magnetic core, a primary winding, and a secondary winding. The O-shaped magnetic core is formed of a first split magnetic core and a second split magnetic core, and has a first magnetic leg provided with a first magnetic gap therein and a second magnetic leg opposite the first magnetic leg. The primary winding is wound on the outer periphery of the first magnetic so as to cover at least the first magnetic gap. The secondary winding is wound on the outer periphery of the second magnetic leg. | 02-11-2010 |
20100033285 | Reactance ballast device - A reactance ballast device (V), in particular for an arc furnace, has an induction coil ( | 02-11-2010 |
20100045418 | COMMON-MODE CHOKE COIL - A common-mode choke coil has induction immunity characteristics that are improved by a coil structure preventing a transmitter IC and a receiver IC from malfunctioning during an induction immunity test and which controls a decrease in ESD resistance and a decrease in self-resonance frequency. The common-mode choke coil includes a core, external electrodes, a pair of coils, and a top plate. The core includes a core section and a pair of flange sections. The pair of coils are wound around the core section of the core, and the ends of the coils are connected to the external electrodes, respectively. An underside and a side surface of the top plate are plated with a metal film, and bonded to the top surfaces of the flange sections preferably by an adhesive agent. The metal film is segmented into two separate portions so as to define two separate metal sections with a gap therebetween so that the metal sections are electrically disconnected. | 02-25-2010 |
20100090789 | Method, system and transformer for mitigating harmonics - In one aspect a single-phase transformer is provided that includes: a primary side configured to receive a primary line to line voltage of a three-phase source; and a secondary side configured to output a secondary line to line voltage having a zero amplitude and substantially similar first and second line to neutral secondary voltages. In other aspects of the invention, systems and methods are provided for mitigating harmonics that employ the transformer. | 04-15-2010 |
20100090790 | COMMON-MODE CHOKE COIL - A common-mode choke coil includes a core, external electrodes, a pair of wires, and a top plate. The core includes a winding core portion and a pair of flanges at both ends of the winding core portion. The upper surface of the winding core portion and the upper surfaces of the flanges are covered with a metal film. The external electrodes are provided on lower portions of the flanges. A pair of wires are wound on the winding core portion of the core, and the ends of the wires are connected to the external electrodes. The top plate is bonded to the upper surfaces of the flanges preferably via an adhesive. | 04-15-2010 |
20100102913 | ALIGNED MULTILAYER WOUND COIL - The invention is to provide an aligned multilayer wound coil that is compact in size, and is excellent in productivity, an apparatus for manufacturing the same, an electrical equipment, and non-inductive resistance to which the aligned multilayer wound coil is applied. The aligned multilayer-wound coil comprises two, or more winding layers, the winding layers being provided with insulated electric wires, respectively, wound in one direction in alignment with each other, wherein a lead wire is guided out from respective ends of the coil, on a layer-by-layer basis, and wherein the lead wire guided out from one end of the coil on a layer-by-layer basis is connected to one terminal while the lead wire guided out from the other end of the coil on a layer-by-layer basis is connected to the other terminal, and winding layer coils on a layer-by-layer basis are connected in parallel with each other on a circuit. | 04-29-2010 |
20100109827 | SURFACE MOUNT PULSE TRANSFORMER AND METHOD AND APPARATUS FOR MANUFACTURING THE SAME - A surface mount pulse transformer has a drum type core including a core and first and second flanges disposed on both ends of the core and installed on a substrate and a primary winding wire and a secondary winding wire wound around the core and provided with an intermediate tap, respectively, wherein first and second terminal electrodes being connected to each of both ends of the primary winding wire and a third terminal electrode for connecting being connected to the intermediate tap of the secondary winding wire are disposed on the surface of the first flange and a fourth terminal electrode being connected to the intermediate tap of the primary winding wire and fifth and sixth terminal electrodes being connected to each of both ends of the secondary winding wire are disposed on the surface of the second flange. | 05-06-2010 |
20100109828 | Transformer - A transformer includes a main body and a wire. The main body has several winding partitions and two end portions. Several leads are disposed in either end portion and a buffer region is formed between the right end portion and the right-most winding partition. An intermediate area is disposed between the buffer region and the right-most winding partition. One end of the wire is connected to one of the leads and the wire passes the right end portion. Before the wire goes into the buffer region, the wire is folded for several times and then is twisted and rolled for several turns to make the wire thicker. Next, the thicker wire is wound around the iron core in the buffer region for several turns and then the thicker wire passes the intermediate area and goes into the right-most winding partition. | 05-06-2010 |
20100123537 | PLANAR COIL COMPONENT - In a plane perpendicular to an axial direction of a winding drum, side legs face each other along an X-direction. A Y-direction is perpendicular to the X-direction. A planar coil component is configured so that a point along the Y-direction, where width of a central leg is maximum along the X-direction is at a plus side of the Y-direction, in relation to a center of the Y-direction, of the central leg; width of the central leg along the X-direction monotonically decreases from the point; width of the central leg along the X-direction is longer than along the X-direction; distance between facing surfaces of the side legs is constant; the terminal board is on the minus side, along the Y-direction, of a flange; and an end of the winding extends through the flange at the minus side of the Y-direction. | 05-20-2010 |
20100123538 | Transformer - A transformer includes a main body and a secondary winding. The main body has a primary winding partition, several secondary winding partitions and two end portions. Several leads are disposed in either end portion. A wire-guiding area is formed in a sunken area in the primary winding partition and a buffer region is formed between the primary end portion and the primary winding partition. The secondary winding is wound around the core on the secondary winding partitions. One end of the wire runs from the secondary winding partitions to the wire-guiding area. Before the secondary wire goes into the buffer region, the secondary wire is folded for several times and then is twisted and rolled for several turns to make the secondary wire thicker. Then the secondary wire goes into the buffer region and then is connected to one of the primary leads. Due to the wire-guiding area and buffer region, the secondary wire would not be affected or pressed against by the primary wire. | 05-20-2010 |
20100123539 | Transformer - A transformer includes a main body, at least a rubber piece and a wire-guiding groove. The main body has a primary winding partition, several secondary winding partitions and two end portions. Several leads are disposed in either end portion. The rubber piece is fitted on at least one surface of one of several primary leads. The rubber piece can strengthen the primary lead and enables the secondary wire to run closely and neatly on the surface of the rubber piece and the primary end piece. The wire-guiding groove is formed in the primary end piece. The wire-guiding groove can guide the secondary wire to keep the secondary wire running closely and neatly on the lower surface of the primary winding partition. | 05-20-2010 |
20100134232 | ELECTRIC COMPONENT WITH WINDING AND TAPPING - A power transformer includes at least one winding formed from at least one conductor extending along a circumferential direction, wherein the at least one winding has a tap in a contact section formed by a profile of the at least one conductor in at least one direction inclined relative to the circumferential direction; and at least one supporting element configured to support the conductor in the contact section. | 06-03-2010 |
20100134233 | INDUCTOR AND METHOD FOR MAKING THE SAME - An inductor includes: an inductive coil having a coil portion and two extension legs; a magnetic pillar including a pillar portion that is inserted into the coil portion and that has an upper end projecting upwardly from the inductive coil, and a flange portion radially projecting from the upper end of the pillar portion, the flange portion pressing against an upper end of the coil portion; and an embedding body in which the coil portion and the magnetic pillar are embedded, the extension legs being exposed from the embedding body. | 06-03-2010 |
20100148908 | TRANSFORMER - A transformer which comprises a winding frame, at least one primary coil assembly, and at least one feedback coil assembly is provided. The winding frame has at least one primary winding area and at least one feedback winding area. The at least one primary coil assembly which is wound around the at least one primary winding area and electrically connected to a microcontroller is configured to receive an input voltage. The at least one feedback coil assembly which is wound around the at least one feedback winding area and electrically connected to the microcontroller is configured to output an induced voltage to the microcontroller. The microcontroller is configured to adjust the input voltage received by the at least one primary coil assembly according to the induced voltage. | 06-17-2010 |
20100171581 | LOW PROFILE LAYERED COIL AND CORES FOR MAGNETIC COMPONENTS - A low profile magnetic component with planar coil portion, polymer-based supporting structure and methods of fabrication. | 07-08-2010 |
20100182116 | INDUCTANCE COMPONENT - In an inductance component, a stress is not locally applied even in the condition where heat is applied to entire component, such as when implementing soldering, so that high reliability is realized. For realizing this, the component includes element ( | 07-22-2010 |
20100182117 | High Frequency Magnetic Current Transducer - A pulse current transducer including at least one open core, an armature, together with the at least one open core form a closed magnetic circuit, a winding wound around the at least one open core, at least one signal output pin connected to the at least one open core, and a conducting strip between the armature and the at least one open core. | 07-22-2010 |
20100214050 | Self-leaded surface mount inductors and methods - A low cost, high performance inductive device for use in, e.g. electronic circuits is disclosed. In one exemplary embodiment, the device includes a two-legged magnetically permeable core optimized for fitting with one or more windings. Preferably, the device is also self-leaded, thereby simplifying its installation and mating to a parent device (e.g., PCB). In another embodiment, one or more low profile magnetically permeable cores are mounted on a surface of the self-leaded magnetically permeable core, preferably with a gap. In yet another embodiment, the aforementioned gap is obviated. In yet another embodiment, spacers are positioned on a surface of the self-leaded magnetically permeable core device to position the low profile magnetically permeable at a predetermined distance from the self-leaded magnetically permeable core. In yet another embodiment, a bead inductor is disclosed comprising a plurality of turns. Methods for manufacturing and utilizing the devices are also disclosed. | 08-26-2010 |
20100214051 | COMPOSITE MAGNETIC DEVICE - To provide a composite magnetic device having characteristics of two magnetic elements, being capable of reducing a manufacturing cost, and preferably enabling the respective magnetic elements to easily exhibit the same characteristics. The composite magnetic device includes: a first core member which includes an outer tube portion having a tubular shape and a partition portion partitioning an inner space (P) of the outer tube portion into two inner spaces; second core members each including a first flange portion and a second flange portion, the second core members being arranged in a state in which a magnetic gap is formed at least between the partition portion and the second flange portion, and being arranged in each of the two inner spaces (P) on each side of the partition portion; coils each arranged on a spool portion present between the first flange portion and the second flange portion; and terminal members arranged on an outer peripheral surface of the outer tube portion and electrically connected to ends of the coils. | 08-26-2010 |
20100225432 | TRANSFORMER ASSEMBLY - A transformer assembly is provided. The transformer assembly comprises a plurality of transformers. The plurality of transformers is parallel and electrically connected. Each of the transformers has a base and a top, and the top is across from the base. The height from the base to the top is substantially less than 10 mm. | 09-09-2010 |
20100231342 | CENTER-TAPPED TRANSFORMER - A center-tapped transformer includes a spool, a first primary winding unit, and first and second secondary winding units. The spool has a surrounding wall defining a spool axis, and a partition plate unit extending in radial outward directions from the surrounding wall so as to divide the spool into axially extending first and second spool parts. The partition plate unit cooperates with the surrounding wall to define at least one notch. The first primary winding unit surrounds the first spool part and passes through the notch to surround the second spool part. The first and second secondary winding units are disposed on one side of the first primary winding unit and surround the first and second spool parts, respectively. | 09-16-2010 |
20100231343 | CENTER-TAPPED TRANSFORMER - A center-tapped transformer includes tubular first and second spools, a primary winding unit, and first and second secondary winding units. The first spool has a first surrounding wall, a first pin-mounting wall, and a first pin set mounted on the first pin-mounting wall. The second spool has a second surrounding wall, a second pin-mounting wall, and a second pin set mounted on the second pin-mounting wall. The second surrounding wall has an inner diameter larger than an outer diameter of the first surrounding wall. The primary winding unit is wound on one of the first and second surrounding walls. The first and second secondary winding units are wound on the other one of the first and second surrounding walls. | 09-16-2010 |
20100245010 | TERMINAL STRUCTURE OF COIL DEVICE - A terminal structure of a coil device includes a coil having a rectangular conductive wire covered with a dielectric film, and a terminal having a fusing part. An end portion of the wire from the coil has first and second flat surfaces, and the fusing part is electrically connected to these flat surfaces by fusing. The fusing part includes a planar portion surface-contacting a first flat surface, and a folded piece folded in a direction perpendicular to a plane of the planar portion. The end portion is clamped between the planar portion and the folded piece. The folded piece includes a contact surface portion contacting a second flat surface. The contact surface portion includes a stepped portion that increases a deformation amount of a contact area of the second flat surface contacting the stepped portion, compared to an adjacent area of the second flat surface adjacent to the contact area. | 09-30-2010 |
20100265021 | ELECTRIC COIL - An electric coil comprising a coil core ( | 10-21-2010 |
20100265022 | DUAL INDUCTOR CIRCUIT FOR MULTI-BAND WIRELESS COMMUNICATION DEVICE - This disclosure describes a dual inductor circuit, which may be particularly useful in a mixer of a wireless communication device to allow the mixer to operate for two different frequency bands. The dual inductor circuit comprises an inductor-within-inductor design in which a small inductor is disposed within a large inductor. The two inductors may share a ground terminal, but are otherwise physically separated and independent from one another. Terminals of the inner inductor, for example, are not tapped from the outer inductor, which can reduce parasitic effects and electromagnetic interference relative to tapped inductor designs. The independence of the inductors also allows the different inductors to define different resonance frequencies, which is desirable. | 10-21-2010 |
20100295646 | Manufacture and use of planar embedded magnetics as discrete components and in integrated connectors - The current invention provides an integrated planar transformer and electronic component that includes at least one wideband planar transformer disposed in a planar substrate, where each wideband planar transformer includes a planar substrate in a fully-cured and rigid state, a ferrite material embedded in the planar substrate, where the ferrite material is enveloped in an elastic and non-conductive material, inter-wound conductors disposed around the embedded ferrite material, where top and bottom conductors are bonded by an insulating adhesive. The top and bottom conductors are connected in an inter-connected pattern by conductive vias disposed on each side of the ferrite material and span through the layers to the conductors. The planar transformer further includes at least one center tap connected to at least one inter-wound conductor. The integrated planar transformer and electronic component further includes at least one electronic component connected to at least one terminal of the wide-band planar transformer. | 11-25-2010 |
20100295647 | Multi-Stage Coil for Transformer, and Coil Winding Method and Apparatus for Manufacturing the Same - At least two or more flat rectangular wires having been fed separately or simultaneously (two or more are superimposed) are integrated by being pinched in a width direction and a thickness direction by at least two or more pairs of rollers and are rolled and formed simultaneously in a forming part to be formed into two or more flat rectangular electric wires. The two formed electric wires are stacked in layers in a wind-up part while being wound into a disk shape to provide a multi-stage coil. Two or more systems up to the forming part of the winding apparatus may be disposed in a planar layout. Each system may supply one flat rectangular electric wire separately, and the supplied electric wires may be stacked in layers in the wind-up part while being superimposed. The coil may be molded entirely. | 11-25-2010 |
20100301983 | SURFACE-MOUNT AIR-CORE COIL - A surface-mount air-core coil is provided in which a conductive wire covered with an insulation coating is wound into a spiral shape to form a cylindrically wound coil portion, conductive wires which are not covered with the insulation coating extend from both ends of the wound coil portion to form a pair of terminal portions, and the terminal portions are soldered onto electrode lands of a circuit board. A lower side of the wound coil portion which faces the circuit board is curved, an upper side thereof is formed in a flat shape, and the curved part is mounted on the circuit board. | 12-02-2010 |
20100301984 | ELECTROMAGNETIC COIL MEANS - The present invention discloses an electromagnetic coil means, comprising a terminal part and pins passing through the terminal part, wherein the pins are divided into a first group of pins connected with an upper coil stator and a second group of pins connected with a lower coil stator which are spaced apart from each other; the first group of pins comprises first outer sections with first head portions and first inner sections with first root portions; the second group of pins comprising second outer sections with second head portion and second inner sections with second root portions; the first and second head portions extend out from a pin leading-out surface of the terminal part, characterized in that, at least one group of the first and second groups of pins are bent, and a distance between adjacent said first and second head portions is larger than that between adjacent said first and second root portions. By this electromagnetic coil means, the distance of solder joints between adjacent head portions of pins is increased, thus the insulation performance between the solder joints is improved. | 12-02-2010 |
20100315190 | VERSATILE DISTRIBUTION TRANSFORMER - A versatile distribution transformer having an electromagnetic transformer and a power electronic module is provided. A pocket having connectors electrically connected to at least one winding structure of the electromagnetic transformer is mounted above the electromagnetic transformer. The power electronic module is removably mounted in a cavity of the pocket. The power electronic module includes a plurality of semiconductor switching devices and a plurality of connectors adapted to slidably engage the connectors of the pocket. The power electronic module is movable between a removed position, wherein the power electronic module is located outside the pocket, and an installed position, wherein the power electronic module is disposed in the cavity of the pocket and the connectors of the power electronic module engage the connectors of the pocket so as to electrically connect the power electronic module to the at least one winding structure. | 12-16-2010 |
20100321143 | INDUCTOR - Provided is an inductor which effectively uses a mounting space and has remarkably reduced radiation noise. The inductor is provided with a magnetic core ( | 12-23-2010 |
20100321144 | COIL COMPONENT - A coil component which can secure the insulation and strength of a ferrite core and reserve a winding region sufficiently is provided. By coating a surface of an Mn—Zn-based ferrite core with a glass film, this coil component can secure the insulation between the ferrite core and a terminal electrode. Coating with the glass film also ensures the strength of the ferrite core, thereby inhibiting cracks from occurring in boundary parts between a winding core part and flanges. In the coil component, at least one of the thickness of the glass film covering the surface of the winding core part and the thickness of the glass film covering the inner side face of the flange is smaller than the thickness of the glass film in the remaining part. Thus suppressing the thickness of the glass film on the surface of the winding core part and on the inner side face of the flange can sufficiently secure a winding region M. | 12-23-2010 |
20110001595 | Coil component - A coil component ensuring adhesive bonding between first and second cores. The coil component also includes an inductive component and a pair of terminal electrodes. The first core has a first adhesion surface. The second core is connected to the first core by an adhesive agent and has a second adhesion surface in confrontation with the first adhesion surface. At least one of the first adhesion surface and the second adhesion surface is formed of a glass surface layer to which the adhesive agent is applied. The inductive component is wound over the first core. The pair of terminal electrodes are provided at one of the first core and the second core. The inductive component has one end portion electrically connected to one of the terminal electrodes and has another end portion electrically connected to remaining one of the terminal electrodes. | 01-06-2011 |
20110001596 | Electrical Device Including A Transformer With A Core Having Two Holes And Connector Incorporating The Same - An electrical device is produced by winding wires around a core. The device may be used as a transformer. Wires are inserted into, through and around a first hole and a first side of a core a desired number of times. Thereafter, the wires are extended along either a top or a bottom of the core and then passed through and around a second hole of the core. After the wires are wound around the second hole of the core and a second side of the core, the production of the device is complete. | 01-06-2011 |
20110006867 | MAGNETIC COMPONENT - Provided is a magnetic component capable of omitting a process of binding both ends of a lead wire to terminals and having stable connection between the lead wire and the terminals. The magnetic component is provided with a core including a spool portion around which a lead wire is wound, and external terminals to which the both ends of the lead wire are connected. Each of the external terminals includes a protruding portion (terminal end fixing portion) which is capable of receiving movement of the lead wire in a direction opposite to a winding direction, and the external terminals and the lead wire are connected to each other. | 01-13-2011 |
20110018669 | Low Profile Inductors For High Density Circuit Boards - An inductor includes a core formed of a magnetic material and a foil winding wound at least partially around or through at least a portion of the core. A first end of the winding extends away from the core to form an extended output tongue configured and arranged to supplement or serve as a substitute for a printed circuit board foil trace. A second end of the winding forms a solder tab. At least a portion of the extended output tongue and the solder tab are formed at a same height relative to a bottom surface of the core. Another inductor includes a core formed of a magnetic material, a winding wound at least partially around or through at least a portion of the core, and a ground return conductor attached to the core. The core does not form a magnetic path loop around the ground return conductor. | 01-27-2011 |
20110032063 | Modular Space Transformer For Fine Pitch Vertical Probing Applications - In an embodiment, a modular space transformer for use in a probe card assembly includes a bottom plate, a guide plate, and a top plate. The guide plate is configured for mounting in a cut-out of the bottom plate. The guide plate has a first surface and a second surface and additionally has a first plurality of spaced electrical connections disposed in a plurality of apertures formed through the guide plate for providing electrical connections between a plurality of test probe contacts and a plurality of guide plate contacts. The top plate has a plurality of spaced electrical contacts disposed through the top plate with at least one of the plurality of guide plate contacts electrically connected to at least one of the plurality of spaced electrical contacts. | 02-10-2011 |
20110037552 | POLYAMIDE COMPOSITIONS AND BOBBINS MADE THEREOF - The invention relates to a bobbin for an electrical coil comprising an plastic core made of an electrically insulating plastic material and to a polyamide composition that can be used as the electrically insulating plastic material in the bobbin, comprising a semi-crystalline semi-aromatic polyamide comprising units derived from aliphatic diamines consisting of a mixture of 10-70 mole % of a short chain aliphatic diamine with 2-5 C atoms and 30-90 mole % of a long chain aliphatic diamine with at least 6 C atoms; and units derived from dicarboxylic acids consisting of a mixture of 5-65 mole % aliphatic dicarboxylic acid and 35-95 mole % aromatic dicarboxylic acid comprising terephthalic acid, and wherein the combined molar amount of terephthalic acid and the long chain aliphatic diamine is at least 60 mole %, relative to the total molar amount of the dicarboxylic acids and diamines. The invention also relates to an electrical coil comprising the bobbin and an electrically conductive winding around the core of the bobbin. | 02-17-2011 |
20110037553 | HIGH VOLTAGE TRANSFORMER WITH SPACE-SAVING PRIMARY WINDINGS - A high voltage transformer is described with an elongate core ( | 02-17-2011 |
20110043315 | TRANSFORMER - The transformer includes a bobbin, a plurality of terminal electrode, a primary coil, a secondary coil, and a hook part. The bobbin includes a core portion extending in an axial direction, and terminal bases fixed at both ends of the core portion in the axial direction. The plurality of terminal electrode regions is provided on the terminal bases. Each terminal electrode region is provided with a wire connection part. The primary coil comprises a plurality of primary wires. The secondary coil comprises a plurality of secondary wires. The hook part is disposed between the core portion and one of the terminal electrode regions and configured to hook at least one of the primary wires and the secondary wires. | 02-24-2011 |
20110043316 | OVERLAPPING COMPACT MULTIPLE TRANSFORMERS - Systems and methods are provided for overlapping compact multiple transformers. The systems and methods may include a first transformer section that includes a first primary winding section and a first secondary winding, where the first primary winding section is inductively coupled to the first secondary winding, where the first transformer section is associated with a first rotational current flow direction in the first primary winding section; and a second transformer section that includes a second primary winding section and a second secondary winding, where the second primary winding section is inductively coupled to the second secondary winding, wherein the second transformer section is associated with a second rotational current flow direction in the second primary winding section, where a first portion of the first primary winding section is adjacent to a second portion of the second primary winding section, where the adjacent first and second portions include a substantially same first linear current flow direction. | 02-24-2011 |
20110043317 | Low Profile Inductors For High Density Circuit Boards - An inductor includes a core formed of a magnetic material and a foil winding wound at least partially around or through at least a portion of the core. A first end of the winding extends away from the core to form an extended output tongue configured and arranged to supplement or serve as a substitute for a printed circuit board foil trace. A second end of the winding forms a solder tab. At least a portion of the extended output tongue and the solder tab are formed at a same height relative to a bottom surface of the core. Another inductor includes a core formed of a magnetic material, a winding wound at least partially around or through at least a portion of the core, and a ground return conductor attached to the core. The core does not form a magnetic path loop around the ground return conductor. | 02-24-2011 |
20110050378 | COIL COMPONENT HAVING WIRE-SUPPORT MEMBER - A coil component includes a bobbin having a core part and a flange. The flange has a first surface on a first side and a second surface on a second side. The first surface of the flange is attached to an axial end of the core part. An end of a wire is electrically connected to a metallic terminal of a terminal-mounting member disposed on the flange. The flange is formed with a notch at a position near the terminal-mounting member, and the notch extends from a peripheral edge of the flange toward the core part. A segment of the wire near the end thereof extends from the second side to the first side of the flange through the notch and further to the core part, and this segment of the wire is hooked around the wire-supporting member in the notch. | 03-03-2011 |
20110074535 | MULTILAYER COIL DEVICE - A multilayer coil device is formed by alternately stacking a plurality of insulating layers and a plurality of substantially spiral coil patterns. In the multilayer coil device, the number of turns of each of the substantially spiral coil patterns is more than one. Each of the substantially spiral coil patterns has a protrusion protruding toward a center of the substantially spiral coil pattern. The protrusion is located in a specific region where the number of coil pattern portions that cross a virtual line extending radially outward from the center of the coil pattern is smaller than that in another region of the substantially spiral coil pattern. The protrusion is provided as an additional part of a coil pattern portion that is closest to the center of the substantially spiral coil pattern in the specific region. | 03-31-2011 |
20110102119 | RESONANT TRANSFORMER - A resonant transformer includes a bobbin, a primary winding coil, plural secondary winding coils, and a magnetic core assembly. The bobbin includes a main body and a channel running through the main body. The main body includes a first winding section and plural single-trough second winding sections. Plural pins are arranged at the first winding section. The single-trough second winding sections are arranged at bilateral sides of the first winding section. The primary winding coil is wound around the first winding section of the bobbin and connected with the pins. The secondary winding coils are wound around respective single-trough second winding sections of the bobbin. The magnetic core assembly is partially embedded into the channel of the bobbin. | 05-05-2011 |
20110102120 | Transformer - A transformer includes a main body and a wire. The main body has several winding partitions and two end portions. Several leads are disposed in either end portion and a buffer region is formed between the right end portion and the right-most winding partition. An intermediate area is disposed between the buffer region and the right-most winding partition. One end of the wire is connected to one of the leads and the wire passes the right end portion. Before the wire goes into the buffer region, the wire is folded for several times and then is twisted and rolled for several turns to make the wire thicker. Next, the thicker wire is wound around the iron core in the buffer region for several turns and then the thicker wire passes the intermediate area and goes into the right-most winding partition. | 05-05-2011 |
20110102121 | SHEET TRANSFORMER FOR DC/DC CONVERTER - A sheet transformer includes a first core having central and lateral legs penetrating a coil on a circuit board, a plate-shaped second core positioned on an end of the first core, the cores being assembled into an integral piece and an air gap being formed between the central leg and the second core, and a fixing member for fixing the cores with respect to the coil. The fixing member has holder portions having claw portions for holding the lateral legs of the first core from a side of the second core respectively, a first spring portion extending from a side of the second core toward the circuit board, for bringing inner plane portions of the legs of the first core into contact with the coil, and a second spring portion for pressing positions of the second core which are opposite to the lateral legs. | 05-05-2011 |
20110109413 | Electric coil and method of manufacture - Instead of being made from one continuous piece of material, a coil includes multiple flat coil segments that are stacked together and electrically coupled in series. In many embodiments, the coil segments are U-shaped segments, and the segments are arranged so that each segment is rotated (e.g., by 270 degrees) with respect the segment it follows. The stacked coils may then be fastened together using, for example, bolts through the corners of the coil segments. The combined coil segments form a continuous coil. | 05-12-2011 |
20110115594 | MAGNETIC ELEMENT, FABRICATING PROCESS THEREOF, AND ASSEMBLY OF MAGNETIC ELEMENT AND CIRCUIT CARRIER - A magnetic element includes a bobbin, a pin pedestal, and a coil. The bobbin includes a connecting base with at least one first wire-arranging groove. The pin pedestal is connected to the connecting base, and includes a pedestal body and at least one pin. The pin is disposed on the pedestal body. The coil is wound around the bobbin, and has an outlet part. The outlet part is penetrated through the first wire-arranging groove, moved across the pedestal body and fixed on the pin. | 05-19-2011 |
20110115595 | TRANSFORMER - A transformer includes a covering member, a bobbin, a primary winding coil, plural secondary winding coils, and a magnetic core assembly. The covering member includes plural pins. The bobbin is combined with the covering member, and includes a bobbin body and a channel. A first winding section and plural single-trough second winding sections are defined on the bobbin body. The single-trough second winding sections are arranged at bilateral sides of the first winding section. The channel runs through the bobbin body. The primary winding coil is wound around the first winding section of the bobbin, and connected with the pins. The secondary winding coils are wound around respective single-trough second winding sections of the bobbin. The magnetic core assembly is partially embedded into the channel of the bobbin. | 05-19-2011 |
20110121932 | Combination Wire Connector And Current Transformer - A transformer assembly for mounting a current transformer to an electrical apparatus. The generally toroidal current transformer senses electrical current in conductors of the electrical apparatus and has a housing. A mechanical lug for conductors of the electrical apparatus is mounted directly to the housing of the current transformer, within the central opening of the toroid. The mechanical lug has one or more conductor bores located within a main body of the mechanical lug for receiving respective conductor wires. | 05-26-2011 |
20110121933 | Leading-Out Device of Reactor Coil and Iron Core Reactor Comprising It - A leading-out device of a reactor is directly connected to an active part of the reactor and comprises an U-shaped insulating plate, a metal voltage-sharing shield insulating layer covering outside the U-shaped insulating plate and a surrounding insulating layer covering outside the metal voltage sharing shield insulating layer, wherein an oil gap is formed between the surrounding insulating layer and the metal voltage-sharing shield insulating layer. An iron core reactor comprises the leading-out device. | 05-26-2011 |
20110128107 | CHIP INDUCTOR AND MANUFACTURING METHOD THEREOF - To provide a chip inductor, which can make magnetic loss of the inductor element reduced, excellent in electrical property such as high Q etc., and high reliability, which is demanded for use in vehicles. The chip inductor comprises a ferrite core ( | 06-02-2011 |
20110133873 | Chip Type Wire Wound Choke Coil - A chip type wire wound choke coil with a fixed shape and size provides different electrical characteristics by, with various standardized chip sizes, changing a diameter or a thickness of an insulation film of an insulated conductor of the choke coil, or changing a cross sectional shape of the insulated conductor of the choke coil, or changing a turn number of the choke coil with respect to turn numbers of both terminals, or changing the core material of the choke coil, or changing a height of the choke coil. | 06-09-2011 |
20110148559 | MULTI-TURN INDUCTORS - A multi-winding inductor includes a first foil winding and a second foil winding. One end of the first foil winding extends from a first side of the core and wraps under the core to form a solder tab under the core. One end of the second foil winding extends from a second side of the core and wraps under the core to form another solder tab under the core. Respective portions of each solder tab are laterally adjacent under the magnetic core. A coupled inductor includes a magnetic core including a first and a second end magnetic element and a plurality of connecting magnetic elements disposed between and connecting the first and second end magnetic elements. A respective first and second single turn foil winding is wound at least partially around each connecting magnetic element. Each foil winding has two ends forming respective solder tabs. | 06-23-2011 |
20110148560 | Two-Phase Coupled Inductors Which Promote Improved Printed Circuit Board Layout - Two-phase coupled inductors including a magnetic core, at least a first winding, and at least three solder tabs. Power supplies including a printed circuit board, a two-phase coupled inductor affixed to the printed circuit board, and first and second switching circuits affixed to the printed circuit board. Each of the first and second switching circuits are electrically coupled to a respective solder tab of the two-phase coupled inductor affixed to the printed circuit board. | 06-23-2011 |
20110148561 | CURRENT SENSING DEVICES AND METHODS - A low-cost and high-precision current sensing device and methods for use and manufacturing. In one embodiment, the current sensing apparatus comprises a Rogowski-type coil which is manufactured in segments so as to facilitate the manufacturing process. In an exemplary embodiment, the current sensing apparatus segments comprise a number of bobbin elements that are wound and subsequently formed into complex geometric shapes such as torus-like shapes. In an alternative embodiment, bonded windings are utilized which allow the segments to be formed without a bobbin or former. In yet another alternative embodiment, the aforementioned current sensing devices are stacked in groups of two or more. Methods of manufacturing and using the aforementioned current sensing apparatus are also disclosed. | 06-23-2011 |
20110148562 | FIELD COIL ASSEMBLY OF ELECTROMAGNETIC CLUTCH FOR POWER TRANSMISSION APPARATUS AND MANUFACTURING METHOD THEREOF - Disclosed is a field coil assembly of an electromagnetic clutch including a bobbin from which lead wires, which are both ends of a coil made of an aluminum-based material, protrude outward, a core that surrounds the bobbin such that the lead wires are exposed, a bobbin terminal installed at the bobbin while being adjacent to the lead wire of the coil, and a connector coupled to the core and including a lead wire terminal. The lead wires of the coil are connected to the bobbin terminal through heating and pressing. | 06-23-2011 |
20110156853 | REACTOR-USE COMPONENT AND REACTOR - A reactor-use component which provides improved workability in assembling into a reactor, and a reactor using the component are provided. The reactor-use component is for structuring a reactor including a coil | 06-30-2011 |
20110187485 | TRANSFORMER HAVING SECTIONED BOBBIN - A transformer includes a bobbin, terminal electrodes, a core, a primary winding, a secondary winding, and an additional winding. The bobbin is made from an electrically insulating material and has a tubular portion defining an internal space. The tubular portion has an outer peripheral surface providing a first through third sections arrayed side by side in an axial direction of the tubular portion. The terminal electrodes are provided at the bobbin for electrical connection to the windings. The core is inserted into the internal space. The primary winding has an insulating layer and is wound over the first section. The secondary winding has an insulating layer and is wound over the third section. The additional winding is wound over the second section and has an insulation layer whose insulating performance is greater than that of the insulation layer of the primary winding and the secondary winding. | 08-04-2011 |
20110193669 | SIMPLIFIED INDUCTIVE DEVICES AND METHODS - A low cost, low profile, small size and high performance electronic device for use in, e.g., electronic circuits where a transformer or inductor is required. In one exemplary embodiment, the device includes a self-leaded header made from a unitary construction. The header includes a vertically oriented winding post that obviates the need for e.g. a binocular aperture type configuration. Methods for manufacturing the device are also disclosed. | 08-11-2011 |
20110193670 | TRANSFORMER - A transformer includes a main body, at least a rubber piece and a wire-guiding groove. The main body has a primary winding partition, several secondary winding partitions and two end portions. Several leads are disposed in either end portion. The rubber piece provides the buffer action, and it makes the secondary wire of the transformer which is pulled from several primary leads run closely and automatically fitted on the surface of the rubber piece and the primary end piece. The transformer used the rubber piece as buffer to avoid bending and breakage. The wire-guiding groove is formed in the primary end piece. The wire-guiding groove can guide the secondary wire to keep the secondary wire running closely and neatly on the lower surface of the primary winding partition. | 08-11-2011 |
20110199176 | ELECTRONIC COMPONENT, VEHICLE AND ELECTRONIC APPARATUS - According to one embodiment, an electronic component includes a cylindrical former proper, a thick portion provided at the end of the former proper and projecting from the outer surface of the former proper, a connecting portion adjacent to the thick portion including a terminal assembly, and a wire wound around the former proper and electrically connected to the terminal assembly. The thick portion includes a first retaining portion in which the wire running from the terminal assembly to the former proper is retained. | 08-18-2011 |
20110215892 | COIL ASSEMBLY HAVING PIN SUPPORT PORTIONS OF DIFFERENT LENGTH - A coil assembly having a simplified bobbin structure and facilitating connection of a draw-out portion of a wire to a pin terminal. A coil assembly includes first and second pin support portions protruding in a protruding direction from a terminal base. First and second pin terminals protrude in the protruding direction from free end faces of the first and second pin support portions, respectively. The draw-out portion is electrically connected to an associated one of the pin terminals. The second pin support portion provides a protruding length from the terminal base greater than that of the first pin support portion, and the free end face of the second pin support portion is positioned downstream, in the protruding direction, of an imaginary linear draw-out portion directed linearly from the wire engaging portion to the first pin terminal, such that the second pin support portion is positioned and sized to intersect with the imaginary linear draw-out portion. | 09-08-2011 |
20110221557 | FORM-LESS ELECTRONIC DEVICE ASSEMBLIES AND METHODS OF OPERATION - Improved form-less electronic apparatus and methods for manufacturing the same. In one exemplary embodiment, the apparatus comprises a shape-core inductive device having a bonded-wire coil which is formed and maintained within the device without resort to a bobbin or other form(er). The absence of the bobbin simplifies the manufacture of the device, reduces its cost, and allows it to be made more compact (or alternatively additional functionality to be disposed therein). One variant utilizes a termination header for mating to a PCB or other assembly, while another totally avoids the use of the header by directly mating to the PCB. Multi-core variants and methods of manufacturing are also disclosed. | 09-15-2011 |
20110221558 | COIL OF A TRANSFORMER - A coil of a transformer has two side conducting brackets and at least one middle conducting bracket. The middle conducting bracket is elongated or spiral-shaped and has two terminals respectively connected to the side conducting brackets. The side conducting brackets and the at least one middle conducting bracket of some specific type are connected to form different numbers of loops or different types of circuits (series circuits or parallel circuits). Therefore, design and fabrication of the coil is flexible and materials and manufacturing costs are saved. Moreover, the side conducting brackets and the at least one middle conducting bracket require only two or four soldered joints so number of soldered joints required is limited and efficiency of the transformer is improved. | 09-15-2011 |
20110221559 | TRANSFORMER SET - A transformer set includes a first bobbin piece, a second bobbin piece, a third bobbin piece, a fourth bobbin piece and a magnetic core assembly. The second bobbin piece has a first pin and a second pin. A first terminal of a first secondary winding coil is fixed on the first pin, then the first secondary winding coil is successively wound on the second bobbin piece and returned back, and a second terminal of the first secondary winding coil is fixed on the second pin. The fourth bobbin piece has a third pin and a fourth pin. A first terminal of a second secondary winding coil is fixed on the third pin, then the second secondary winding coil is successively wound on the fourth bobbin piece and returned back, and a second terminal of the second secondary winding coil is fixed on the fourth pin. | 09-15-2011 |
20110234355 | COIL TRANSFORMER COMPOSED OF UNIT CONFIGURATION - There are many varieties of windings. Coils adopting an edgewise winding wire in which winding wires are wound around in the radial direction of the coil have a wide flux linkage area orthogonal to the electric wire, so that stray loss within the wire is increased, winding wire loss is increased and temperature is raised thereby. The present invention provides an arrangement in which a plurality of coil units are prepared and connected via external coupling terminals. At this time, winding is performed so that the contact faces of the coil units have equal potentials, so that there is no need to ensure an insulation distance between coils, and the coils can be downsized. Therefore, the mass of the respective coils can be reduced. Taps disposed on the respective coils are arranged to have equal potentials, according to which the external coupling terminals can double as tap switch terminals, so that there is no need to provide a dedicated tap switch. | 09-29-2011 |
20110234356 | Integrated Gas Discharge Lamp and Ignition Transformer for an Integrated Gas Discharge Lamp - An ignition transformer ( | 09-29-2011 |
20110248810 | WIRE-WOUND COIL - The disclosure provides a wire-wound coil that can prevent contact between an outer flange portion of the wire-wound coil and a mount board so as to prevent breakage of the outer flange portion and misalignment and unwinding of a wound conductive wire. A groove is provided in an outer side face of a flange at an end of a winding core, and an inner flange portion and an outer flange portion are provided on opposite sides of the groove. A distance from a bottom face of the groove to at least an outer side face of the outer flange portion that would be facing a mount board or is attached to a mount board is shorter than a distance from the bottom face of the groove to the inner flange portion. | 10-13-2011 |
20110260820 | BOBBIN AND TRANSFORMER HAVING SUCH BOBBIN - A transformer includes at least one primary winding coil, at least one secondary winding coil, a bobbin and a magnetic core assembly. The bobbin includes a main body with at least one winding section, a first base disposed under the main body, and plural fastening pins disposed on the first base. The primary winding coil and the secondary winding coil are wound around the main body. Each of the plural fastening pins includes a clamping part for clamping an outlet part of the primary winding coil or the secondary winding coil on the first base. The magnetic core assembly is partially received within the bobbin. | 10-27-2011 |
20110260821 | COIL COMPONENT - A coil component includes a core formed by a magnetic material, a coil embedded in the core, a part of a terminal portion of the coil protruded from a side surface of the core, and a tabular terminal, a part thereof protruded from the side surface of the core and partly connected with the protruded part of the terminal portion of the coil. The protruded part of the terminal portion of the coil and the protruded part of the tabular terminal are respectively bent toward the bottom surface side of the core along the side surface of the core, and the protruded and bent part of the terminal portion of the coil is arranged between the protruded and bent part of the tabular terminal and the core. | 10-27-2011 |
20110260822 | MULTI-TURN INDUCTORS - A multi-winding inductor includes a first foil winding and a second foil winding. One end of the first foil winding extends from a first side of the core and wraps under the core to form a solder tab under the core. One end of the second foil winding extends from a second side of the core and wraps under the core to form another solder tab under the core. Respective portions of each solder tab are laterally adjacent under the magnetic core. A coupled inductor includes a magnetic core including a first and a second end magnetic element and a plurality of connecting magnetic elements disposed between and connecting the first and second end magnetic elements. A respective first and second single turn foil winding is wound at least partially around each connecting magnetic element. Each foil winding has two ends forming respective solder tabs. | 10-27-2011 |
20110273257 | EDGEWISE COIL AND INDUCTOR - An edgewise coil achieves positioning of both end portions and accurate and reliable conduction with respect to a circuit board in a simple configuration, and can be downsized. The edgewise coil is usable in a conductor. The edgewise coil includes a base material and a coil member fixed at both end portions to the base material and including an external wound-wire portion placed on the base material and an internal wound-wire portion extending in the base material. | 11-10-2011 |
20110279209 | HIGH-IMPEDANCE DC-ISOLATING TRANSMISSION LINE TRANSFORMERS - A composite transmission line transformer includes at least one core, a first port, a second port, and one or more pairs of transmission lines wound about the core(s). Each transmission line is in signal communication with the first port and the second port. For each pair, the transmission lines are interconnected in series at the first port and at the second port such that the first port and the second port are DC-isolated from each other. | 11-17-2011 |
20110279210 | COIL COMPONENT, REACTOR, AND METHOD FOR FORMING COIL COMPONENT - A coil component comprises a plurality of coil elements arranged side-by-side and a connecting portion that interconnects the coil elements. The plurality of coil elements are formed from a single flat wire wound edgewise so that the coil elements wind in the same direction. The connecting portion includes a portion of the flat wire between the two coil elements wound edgewise, wherein a part of the connection portion protrudes radially outward from the two coil elements. The connecting portion is bent flatwise at two positions so that the two coil elements are arranged side-by-side with their axes in parallel with each other. | 11-17-2011 |
20110279211 | COIL COMPONENT AND METHOD FOR MANUFACTURING COIL COMPONENT - To provide a coil component that can adequately ensure component accuracy even when miniaturization is pursued. A coil component includes a main body portion structured with green compact containing magnetic material, a coil arranged inside the main body portion, a pair of lead wires each drawn out from the coil to outside of the main body portion, terminal fittings electrically connected to the lead wires at the outside of the main body portion, and welding portions connecting the lead wires and the terminal fittings. The pair of lead wires is both drawn out towards a first direction that is orthogonal to an axis direction of the coil. Drawing surfaces of the main body portion are disposed towards the coil side from a first side surface that is an end of the main body portion in the first direction. The drawing surfaces perpendicularly intersect the lead wires. | 11-17-2011 |
20110279212 | Method For Making Magnetic Components With M-Phase Coupling, And Related Inductor Structures - An M phase coupled inductor includes a magnetic core including a first end magnetic element, a second end magnetic element, and M legs disposed between and connecting the first and second end magnetic elements. M is an integer greater than one. The coupled inductor further includes M windings, where each winding has a substantially rectangular cross section. Each one of the M windings is at least partially wound about a respective leg. | 11-17-2011 |
20110291783 | MAGNETIC ELEMENT - Disclosed is a magnetic element that makes it possible to prevent a coil terminal from being positioned on a ring mount. The magnetic element comprises a first core member, coils, which are disposed in a second core member and a bobbin, and a first mount, on which the first core member is mounted, and possesses a second mount, which is disposed rising up from, and positioned between both edges of, the first mount, and on which the second core member is mounted, and is further equipped with a base, with multiple terminals disposed protruding from the sides thereof. Furthermore, a protrusion is disposed at the edge of the second mount, extending in the direction moving away from said second mount, and this protrusion is smaller than the thickness dimension of the base, and a terminal is positioned on the back surface of the protrusion on the opposite side from the side on which the second core member is mounted, and then bound to the terminals. | 12-01-2011 |
20110291784 | ELECTRONIC COMPONENT - An electronic component capable of adjusting the number of turns of a coil without preparing multiple kinds of inner conductors to be positioned at an end of the layer direction is composed of a multilayer body having multiple laminated magnetic layers. A spiral coil includes inner conductors and via-hole conductors connected to each other. Each of the inner conductors has a length of one turn. Both ends of each of the inner conductors are over points A and B. The inner conductor provided at the most negative side in the z-axis direction branches at one end so as to be over the points A and B. | 12-01-2011 |
20110304421 | Ventilation/Heat-Dissipating Structure for Inductor - An inductor includes a magnetic body and a conductive coil received in the magnetic body. The conductive coil receives a magnetic core. The conductive coil includes two terminals exposed outside of the magnetic body. A vent extends through the magnetic core and is spaced from the conductive coil. The vent extends through two opposite sides of the body, forming a path for ambient air. The magnetic body and the magnetic core are preferably integrally formed as a single and inseparable component of the same material. | 12-15-2011 |
20120001713 | TRANSFORMER - There is provided a thin transformer capable of being used in a thin display device such as a liquid crystal display (LCD) device and a light emitting diode (LED) display device. The transformer includes: a bobbin part including a plurality of bobbins, each including a pipe shaped body part having a though-hole formed in an inner portion thereof, a flange part vertically protruding outwardly from both ends of the body part, and a terminal connection part protruding from one side of a lower flange part formed at a lower end of the body part and having external connection terminals connected thereto; a core inserted into the through-hole of the bobbin to thereby form a magnetic path; and a coil part including coils each wound around the plurality of bobbins, wherein the bobbin part includes an outer bobbin and an inner bobbin inserted into the through-hole of the outer bobbin to thereby be coupled thereto, and the terminal connection part of the inner bobbin protrudes in an outer diameter direction thereof. | 01-05-2012 |
20120013428 | STEP-DOWN AUTOTRANSFORMER FOR A POWER DISTRIBUTION SYSTEM WITH NON-LINEAR LOADS - A step-down autotransformer for a power distribution system with 1-phase non-linear loads according to the invention provides at least one output for each phase. In two-output embodiments the outputs in each output pair have a different voltage than the input voltage and are phase-shifted by 30 degrees to cancel or substantially reduce the 5 | 01-19-2012 |
20120019343 | COIL DEVICE - A coil device includes a first coil pattern, a second coil pattern, an insulating layer, a magnetic covering element and a number of conductive pillars. The second coil pattern is disposed above the first coil pattern, and is spaced apart from the first coil pattern. The insulating layer covers the first coil pattern and the second coil pattern and defines an opening surrounded by the first coil pattern and the second coil pattern. The magnetic covering element covers the insulating layer and extends into the opening. The conductive pillars are disposed within the magnetic covering element and are exposed from a bottom side of the magnetic covering element. A portion of the conductive pillars are electrically connected to the first coil pattern, and another portion of the conductive pillars are connected to the second coil pattern. The coil device can be easily manufactured. | 01-26-2012 |
20120038447 | TRANSFORMER INCLUDING HIGH VOLTAGE POLE AND ELECTRICAL CONNECTION TO LOAD - A transformer can be mounted on a circuit board. The circuit board includes a high-voltage line and a load. The transformer includes a bobbin used for winding a coil. The bobbin includes a first secondary area. A first secondary high voltage pole extends from the first secondary area. A first secondary high voltage pin is fixed on an end of the first secondary high voltage pole away from the first secondary area. The bobbin is made of an insulator. The first secondary high voltage pin is made of a conductor. The high voltage end of the coil is disposed on a top surface of the first secondary high voltage pole and electrically connected to the first secondary high voltage pin. The first secondary high voltage pole is capable of jumping across the high-voltage line to make the first secondary high voltage pin to electrically connect to the load. | 02-16-2012 |
20120038448 | Transformer and display device using the same - There is provided a transformer in which lead wires of a coil are disposed to be separated from each other so as to prevent a short-circuit between the lead wires. The transformer includes a winding unit having a plurality of partitions formed on an outer circumferential surface of a tubular body part; a base provided at one end of the winding unit and including at least one external connection terminal protruding outwardly; a coil wound on a bobbin and having a lead wire connected to the external connection terminal; and a core electromagnetically coupled with the coil to thereby form a magnetic path, wherein the bobbin includes at least one lead wire supporting portion protruding outwardly from the partitions, supporting the lead wire and guiding the lead wire to the external connection terminal. | 02-16-2012 |
20120062348 | LAMINATED COIL - A laminated coil includes a laminate having substantially rectangular insulating layers and coil patterns that are alternately laminated and unified, through holes, a coil formed inside the laminate from the coil patterns connected to each other via the through holes, external electrodes, and an insulating film formed on the outer peripheral surface of the laminate. At least one of the through holes is partially exposed in the surface of the laminate and is formed in contact with one side of the outer edge of the insulating layer but out of contact with the other sides other than the one side. | 03-15-2012 |
20120068803 | TRANSFORMER - A transformer having a structure in which first and second substrates are vertically laminated, including: a plurality of input conductive lines disposed on the first substrate along a circumference thereof; a single output conductive line disposed co-planarly with the plurality of input conductive lines, and having one end connected to a ground; and an air bridge including a pair of conductive via holes formed in any one conductive line in an overlapped area in which the input and output conductive lines are intersected with each other to penetrate through the first substrate and a single piece of conductive line connecting the pair of conductive via holes to each other and disposed on the second substrate, thereby preventing a short-circuit between the input and output conductive lines. | 03-22-2012 |
20120092118 | HOLDER FOR HIGH-VOLTAGE END LEADS IN OIL TRANSFORMERS - A holder is provided for high-voltage end leads in oil transformers. The holder includes a plate-like, elongated basic insulation module which has two planar outer sides and a connecting device at its first end and an accommodating device for a transversely running a screen tube in the region of its second end. The basic insulation module is angled between the first end and the second end, such that a shorter side edge and an opposite longer side edge is formed. A plurality of adjacent slots are provided transversely to the elongated extent of the basic insulation module, where the slots encircle the latter at its planar outer sides and at the shorter side edge in a respective plane. At least one U-shaped insulation plate is fitted into one of the slots in a positive-locking manner. | 04-19-2012 |
20120112867 | CHOKE MODULE HAVING IMPROVED ARRANGEMENT OF MAGNETIC UNIT - A choke module ( | 05-10-2012 |
20120119863 | COMMON MODE FILTER AND METHOD OF MANUFACTURING THE SAME - A common mode filter includes at least two inductance unit sets. Each inductance unit set includes a coil leading layer, an insulating substrate, at least two electrically conductive columns, and a coil main body layer. The coil leading layer is disposed on a first surface of the substrate, and includes at least two leading wires, at least four leading terminals, and at least two contacts. Each leading wire respectively connects one leading terminal and one contact. The coil main body layer is disposed on a second surface of the substrate, and includes a coil lead and two end portions thereof. Each electrically conductive column extends through the substrate, connecting one contact and one end portion. The two substrates and two coil main body layers of the at least two inductance unit sets are bonded by an electrically insulating layer. The two coil main body layers are electrically isolated from each other by the electrically insulating layer. | 05-17-2012 |
20120119864 | ADVANCED ELECTRONIC HEADER APPARATUS AND METHODS - A low profile and small size electronic device for use in, e.g., electronic circuits which provides maximum creepage and/or clearance distances. In one embodiment, the device is configured for a small footprint and utilizes two or more windings that require isolation. The exemplary device includes a self-leaded header made from a unitary construction which comprises a box-like support body having a cavity for mounting a circuit element, the support body having a base and leads extending generally horizontally outward from the support body adjacent the base, the support body having one side opening on a side with leads permitting the loading of the inductive device in the cavity, and a routing channel residing on the top of the base, so as to maximize the creepage and clearance distance of the electronic device. Shaped-core and other embodiments are also disclosed. | 05-17-2012 |
20120119865 | LOW PROFILE COIL-WOUND BOBBIN - A low profile coil-wound bobbin includes a spool, a terminal, a lower flange, and a terminal base member. The spool is configured to have a coil-wire arrangement wound around an axis the spool. The terminal is to be coupled to the coil-wire arrangement and a first side of a circuit board such that the axis of the spool is substantially normal to the circuit board and the bobbin extends completely through the circuit board. The lower flange is coupled to the spool to at least partially contain the coil-wire arrangement. The terminal base member is coupled to the lower flange and the terminal. A vertical member of the terminal base member includes a chamfer region on a top edge of the vertical member to guide and reduce stress on a wire end of the coil-wire arrangement. | 05-17-2012 |
20120133469 | TRANSFORMER - A transformer that improves the DC superposition characteristic without incurring eddy-current losses. In the transformer, a part of a plate-like core opposing a top face of a flange of a drum core is formed with a first opposing portion opposing none of input and output terminals and a second opposing portion opposing the input and output terminals. A first gap is formed between the top face and the first opposing portion by a spacer. A second gap greater than the first gap is formed by a recess of the plate-like core provided so as to correspond to the second opposing portion. This allows magnetic fluxes to pass between the top face and the first opposing portion where the gap is formed and inhibits them from passing between the plate-like core and the input and output terminals where the second gap greater than the first gap is formed. | 05-31-2012 |
20120133470 | IGNITION COIL WITH CORE FORMED OF COMPRESSED POWDER - A primary coil of an ignition coil has a socket with a side wall having an opening, a center core having a body portion with a root located in the opening and a collar portion extending perpendicularly from the root, and a winding wound on the body portion while the socket catches start and end portions of the winding on respective winding start and end sides. The collar portion is held in the socket. The core is formed by compressing magnetic powder in two divided dies divided through dividing lines which extend along a diagonal line of a rectangle formed by projecting the collar portion on a plane perpendicular to a center axis of the core. The root on the diagonal line is exposed to the opening on the winding start side and is covered with the side wall on the winding end side. | 05-31-2012 |
20120154094 | TERMINAL ASSEMBLY FOR TRANSFORMER AND TRANSFORMER WITH TERMINAL ASSEMBLY - The invention relates to a terminal assembly ( | 06-21-2012 |
20120169446 | TRANSFORMER CAPABLE OF MAINTAINING HEIGHT - A transformer capable of maintaining its height is provided. The transformer is formed on a circuit board having a receiving hole. The transformer comprises a winding module, two magnetic core modules contacting and holding the winding module, a plurality of pins and at least one supporting means. The winding module comprises a winding baseboard and a winding pillar where a winding structure is formed thereon. The winding pillar is received in the receiving hole. Each of the pins comprises a first bent part separating the corresponding pin into a first portion connected to the winding baseboard and a second portion connected to the circuit board around the receiving hole. The supporting means is formed between the first portion of at least one of the pins and the circuit board to contact the first portion and the circuit board to maintain the distance between them. | 07-05-2012 |
20120182111 | FORM-LESS ELECTRONIC DEVICE ASSEMBLIES AND METHODS OF OPERATION - Improved form-less electronic apparatus and methods for manufacturing the same. In one exemplary embodiment, the apparatus comprises a shape-core inductive device having a bonded-wire coil which is formed and maintained within the device without resort to a bobbin or other form(er). The absence of the bobbin simplifies the manufacture of the device, reduces its cost, and allows it to be made more compact (or alternatively additional functionality to be disposed therein). One variant utilizes a termination header for mating to a PCB or other assembly, while another totally avoids the use of the header by directly mating to the PCB. Multi-core variants and methods of manufacturing are also disclosed. | 07-19-2012 |
20120182112 | TRANSFORMER - An improved transformer is disclosed. The transformer of the present invention includes a main body. The main body has a primary winding partition, several secondary winding partitions and two end portions. Several leads are disposed in either end portion. A sloped wire-guiding groove is provided in a vertical wall of the primary winding partition and may guide the winding in the primary winding partition. The width of the sloped wire-guiding groove is slightly greater than that of the wire to avoid the rupture of the wire. | 07-19-2012 |
20120188044 | MAGNETIC COIL ASSEMBLY - The present disclosure provides a magnetic coil assembly for suppressing the generation of broken wire in a coil as well as reducing a winding time, the magnetic coil assembly according to the present disclosure comprise a bobbin; a magnetic coil wound around the bobbin; a pair of terminals fixedly installed at the bobbin; a first coil fixing protrusion portion extended from the terminal to fix a starting end portion of a first coil half which is a half of the entire length of the magnetic coil; a second coil fixing protrusion portion extended from the bobbin to fix a starting end portion of a second coil half which is the remaining half of the magnetic coil, and fix an terminal end portion of the first coil half; and a third coil fixing protrusion portion extended from the terminal to fix a terminal end portion of the second coil half. | 07-26-2012 |
20120188045 | COIL COMPONENT - A coil component includes a core formed by a magnetic material, a coil embedded in the core, a part of a terminal portion of the coil protruded from a side surface of the core, and a tabular terminal, a part thereof protruded from the side surface of the core and partly connected with the protruded part of the terminal portion of the coil. The protruded part of the terminal portion of the coil and the protruded part of the tabular terminal are respectively bent toward the bottom surface side of the core along the side surface of the core, and the protruded and bent part o the terminal portion of the coil is arranged between the protruded and bent part of the tabular terminal and the core. | 07-26-2012 |
20120206230 | LOW-LOSS CHOKE STRUCTURE WITH NO AIR GAP - A low-loss choke structure with no air gap includes a magnetic core unit, a coil and an insulator. The magnetic core unit has two magnetic cores. Each of the magnetic cores has a post. The coil has a wired portion. The wired portion has an input end and an output end. The two posts of the magnetic cores are respectively inserted into opposite sides of the wired portion and each have an end face contacting each other. The input end and the output end both are inserted into the insulator, which is arranged below the magnetic cores. There is no air gap between the two end faces of the two posts, thus lowering the eddy current loss, suppressing the noise generation, decreasing cost and size, and providing improved DC bias characteristics. | 08-16-2012 |
20120212314 | POWER MODULE AND CIRCUIT BOARD ASSEMBLY THEREOF - A power module mounted on a system board comprises a printed circuit board having an extension part, at least one primary winding coil disposed on a first side of the extension part. The at least one primary winding coil is disposed at a primary side of the power module. The power module further comprises a PCB winding formed on the extension part at a secondary side of the power module, a first magnetic core assembly, and a connector. The first magnetic core assembly comprises a first magnetic part and a second magnetic part. The at least one primary winding coil and the extension part are enclosed between the first magnetic part and the second magnetic part. | 08-23-2012 |
20120212315 | MULTIPLE-LOOP SYMMETRICAL INDUCTOR - A symmetrical inductor includes an integrated circuit having a plurality of conductive layers. A first loop is disposed in an upper layer of the conductive layers, and at least two strapped loops are disposed in at least two layers of the conductive layers, respectively. The strapped loops are coupled in series to the first loop, and the at least two layers are below the upper layer. A second loop is disposed in the upper layer and is coupled in series to the at least two strapped loops. A first terminal electrode is coupled to the first loop, and a second terminal electrode is coupled to the second loop. A center-tap electrode is coupled to the at least two strapped loops. | 08-23-2012 |
20120242446 | INTEGRATED CIRCUIT INDUCTOR HAVING A PATTERNED GROUND SHIELD - An inductor structure can be implemented within a semiconductor integrated circuit (IC). The inductor structure can include a coil of conductive material having a first terminal and a second terminal each located at an opposing end of the coil. The inductor structure can include a patterned ground shield including a plurality of fingers implemented within an IC process layer located between the coil of conductive material and a substrate of the IC. The inductor structure also can include an isolation wall formed to encompass the coil and the patterned ground shield. The isolation wall can be coupled to one end of each finger. | 09-27-2012 |
20120249280 | POWER CONVERTER USING SOFT COMPOSITE MAGNETIC STRUCTURE - A power conversion device includes a magnetic core; and a plurality of windings surrounding portions of the magnetic core, including a first winding and a second winding magnetically coupled through the magnetic core. The magnetic core comprises a first part formed of a first material and a second part formed of a second material, the first material having a first stiffness and the second material having a second stiffness substantially less than the first stiffness. The first winding and the second winding are magnetically coupled through the first part of the magnetic core. | 10-04-2012 |
20120274432 | CHIP-TYPE COIL COMPONENT - The chip-type coil component includes: a body; conductive patterns connected to each other so as to have a coil structure; and external electrodes formed on the bottom surface and the two surfaces in the length direction; wherein a height of the external electrodes in a thickness direction of the body is greater than a height from the bottom surface to a farthest conductive pattern therefrom among the conductive patterns and is less than a height from the bottom surface of the body to the top surface thereof. According to embodiments of the present invention, even in a case in which a chip-type coil component set contacts a metal can, interference such as short-circuits does not occur, and as a result, a chip-type coil component having excellent reliability can be acquired. | 11-01-2012 |
20120274433 | COIL COMPONENT - A coil component has a magnetic core made of magnetic alloy, a coil having a spiral part placed around a pillar part of the magnetic core, a magnetic sheath formed on the magnetic core in a manner covering the coil except for the bottom face of the magnetic core, and a first external terminal and a second external terminal formed on the magnetic core and magnetic sheath, where the parts of the magnetic sheath covering the areas around the spiral part of the coil are thicker than the parts covering the top face of the spiral part. | 11-01-2012 |
20120280778 | Inductor having different currents for different loads - An inductor includes a base device having a channel, a conductive device having a conductive element engaged into the channel of the base device and having two terminals, and a top device attached onto the base device and engaged with the base device, the top device includes two or more top members engaged with each other. The conductive device includes two side elements extended from the conductive element for engaging onto two end portions of the base device, and the terminals of the conductive device are extended from the side elements of the conductive device respectively. The base device includes a slot for receiving or engaging with the terminals of the side elements. | 11-08-2012 |
20120299682 | SYMMETRIC DIFFERENTIAL INDUCTOR STRUCTURE - A symmetric differential inductor structure includes first, second, third and fourth spiral conductive wirings disposed in four quadrants of a substrate, respectively. Further, a fifth conductive wiring connects the first and fourth spiral conductive wirings, and a sixth conductive wiring connects the second and third spiral conductive wirings. The first and second spiral conductive wirings are symmetric but not intersected with one another, and the third and fourth spiral conductive wirings are symmetric but not intersected with one another. Therefore, the invention attains full geometric symmetry to avoid using conductive wirings that occupy a large area of the substrate as in the prior art and to thereby increase the product profit and yield. | 11-29-2012 |
20120306607 | CHIP-TYPE COIL COMPONENT - There is provided a chip-type coil component, including: a body formed by laminating a plurality of magnetic layers; external terminals formed on a surface of the body provided as a mounting surface among external surfaces of the body; a coil part including conductor patterns having a spiral structure in a lamination direction of the magnetic layers, the conductor patterns respectively formed on the magnetic layers; and lead-out parts formed in the lamination direction of the magnetic layers, and electrically connecting ends of the coil part and the external terminals, wherein the lead-out parts each include via conductors formed by penetrating the magnetic layers and via pads covering the via conductors while central lines of via conductors formed in adjacent magnetic layers are offset from each other. | 12-06-2012 |
20130002385 | TRANSFORMER AND DISPLAY DEVICE USING THE SAME - There is provided a transformer, and more particularly, a transformer capable of minimizing leakage inductance while satisfying a safety standard. The transformer includes: a pipe shaped body part including a plurality of coils wound around an outer peripheral surface thereof while being stacked thereon; and flange parts extended from both ends of the body part in an outer diameter direction thereof, wherein one of the flange parts formed at one end of a winding part includes at least one lead groove therein, the lead groove being formed by being cut to be extended in the outer diameter direction, and the lead groove is divided into at least two outlets by a dividing protrusion disposed in an inner portion thereof. | 01-03-2013 |
20130002386 | TRANSFORMER AND DISPLAY DEVICE USING THE SAME - There is provided a transformer capable of significantly reducing leakage inductance while satisfying safety standards. The transformer includes: a winding part having a plurality of coils wound on an outer peripheral surface of a pipe shaped body part while being stacked thereon; and a terminal connection part extended from one end of the winding part in an outer diameter direction thereof and having a plurality of external connection terminals coupled to a distal end thereof, the terminal connection part including at least one catching groove formed such that the coils are led to the outside of the winding part therethrough, and a lead wire of at least one of the coils being led to the outside of the winding part while maintaining a winding direction of the coils. | 01-03-2013 |
20130015933 | TRANSFORMERAANM YEN; Chun-ChingAACI Taoyuan HsienAACO TWAAGP YEN; Chun-Ching Taoyuan Hsien TWAANM Huang; Yu-JenAACI Taoyuan HsienAACO TWAAGP Huang; Yu-Jen Taoyuan Hsien TW - A transformer includes a base, a magnetic core unit and a winding assembly. The base includes a base body and a pin disposed on the base body. The magnetic core unit is disposed in the base body, and the winding assembly is disposed in the magnetic core unit. A winding of the winding assembly is connected to the pin. | 01-17-2013 |
20130027165 | ASYMMETRICAL PLANAR TRANSFORMER HAVING CONTROLLABLE LEAKAGE INDUCTANCE - An asymmetrical planar transformer having controllable leakage inductance is provided. The asymmetrical planar transformer includes a circuit board, a winding rack, a primary winding, a secondary winding, and a magnetic core assembly. Via hole is formed on circuit board. Winding rack includes several annular plates, a tubular shell, and a through hole. The first, second, and third annular plates are arranged in parallel. Position of through hole is corresponding to that of via hole. Primary winding is disposed between first and second annular plates, and is electrically connected with circuit board. Secondary winding, with annular shape, is disposed between second annular plate and third annular plate, and is electrically connected with circuit board. Magnetic core assembly includes magnetic column which is passed through via hole of circuit board and through hole of winding rack. Through hole is extended through secondary winding, first annular plate, second annular plate, and third annular plate. | 01-31-2013 |
20130027166 | INDUCTANCE ELEMENT - This disclosure provides an inductance element including a core, a conductive wire, and a pair of terminal electrodes. The core includes an upper flange portion and a lower flange portion formed on both ends of a winding-core portion, and the conductive wire is wound around the winding-core portion. End portions of the wire connect to a pair of terminal electrodes formed on a bottom surface of the lower flange portion. Each terminal electrode includes a principal electrode region and a pair of extension electrode regions extending from the principal electrode region toward respective side surfaces of the lower flange portion. Each extension electrode region of each terminal electrode is not formed on a region of the bottom surface of the lower flange portion through which one of the end portions of the conductive wires pass. | 01-31-2013 |
20130027167 | CIRCUIT BOARD AND METHOD FOR MOUNTING AIR CORE COIL - Provided is a circuit board including an air core coil including a winding portion having a conductive wire wound in a helical shape, a first lead portion extending from an end of the winding portion, and a second lead portion extending from another end of the winding portion, wherein the first lead portion and the second lead portion extend in different directions from each other on a substantially same plane, and a coil mounting portion including an opening to accommodate the winding portion, a first conductive part provided on a periphery of the opening and contacting the first lead portion, and a second conductive part provided on the periphery of the opening and contacting the second lead portion. | 01-31-2013 |
20130033352 | ENAMELED ALUMINUM WIRE WINDING AND PREPARATION METHOD THEREOF - An enameled aluminum wire winding includes a framework, a connection terminal, an enameled aluminum wire, and a protective cover. The connection terminal includes a fixed part, one end of which extends to form a welded part, and the other end of which extends to form an external connection part. The fixed part is fixed to the framework. The enameled aluminum wire is wound on the framework. A contact portion of the enameled aluminum wire is welded with the welded part to form a connection section. The protective cover is provided with a glue groove in which insulating glue is contained. The connection section is submerged in the insulating glue and the insulating glue is solidified. The protective cover and the solidified insulating glue therein doubly protect the connection section, so the problems of easy oxidation, corrosion, and cracking in the connection section are solved. The winding is safe and stable. | 02-07-2013 |
20130038417 | COIL COMPONENT AND MANUFACTURING METHOD THEREOF - There are provided a coil component and a manufacturing method thereof which secure coupling force between a coil and a substrate. The coil component includes: a substrate unit including a first substrate layer, an insulating layer stacked on the first substrate, and a second substrate layer stacked on the insulating layer; and coil layers each interposed between the first substrate layer and the insulating layer and between the insulating layer and the second substrate layer. | 02-14-2013 |
20130043966 | TRANSFORMER TAP PROJECTION AND COVER - Tap covers and projections for an electrical device are provided. The tap projections have bosses or taps raised from a surface of the tap projection and encapsulated with a resin except for an outer surface of the bosses or taps. The tap projections may have a channel or recess between individual bosses or taps to prevent degradation of the insulation between the respective adjacent bosses or taps. When a tap cover is provided, it is pushed on or bolted to the tap projection. The tap cover may be provided for an individual tap or an entire tap projection and may be formed of a resin or an elastomeric material. The tap cover has a first generally planar surface and a second generally annular surface having a circumferentially-extending groove on an inside surface. The circumferentially-extending groove is located slightly beneath the second generally annular surface. The groove of the tap cover is designed to fully engage with a raised lip of a tap projection or individual tap of a transformer. Another embodiment of the tap cover has openings to receive epoxy-headed bolts that are used to connect the tap cover to the tap projection through the tap connectors. | 02-21-2013 |
20130049914 | SURFACE MOUNTED PULSE TRANSFORMER - A surface mounted pulse transformer ( | 02-28-2013 |
20130049915 | MAGNETIC COMPONENT - Provided is a magnetic component capable of omitting a process of binding both ends of a lead wire to terminals and having stable connection between the lead wire and the terminals. The magnetic component is provided with a core ( | 02-28-2013 |
20130057377 | COIL TERMINAL - An object of the present invention is to provide a contact coil terminal having smaller numbers of components and assembling manhours, and thus, higher productivity. For this, there is a coil terminal | 03-07-2013 |
20130069751 | TRANSFORMER - A transformer includes a core inducing a magnetic field and including an upper core and a lower core; a first insulating part in an inner side of the core; a secondary winding part in an upper portion of the insulating part, a part of the secondary winding part being exposed out of the core; a second insulating part in an upper portion of the secondary winding part to insulate the second winding part; a primary winding part in an upper portion of the second insulating part; and a film between the upper core and the lower core. | 03-21-2013 |
20130076471 | TRANSFORMER AND ASSEMBLING METHOD THEREOF - A transformer includes a winding frame, a primary coil, an insulating cover, a secondary coil, and a core assembly. The winding frame has a winding portion formed with a first side portion and a second side portion oppositely. A plurality of first pins and second pins are disposed on the first and second side portions, respectively. The primary coil is wrapped around the winding portion of the winding frame and connected to the first pins. The insulating cover is fitted over the primary coil. The secondary coil is wrapped around the insulating cover and connected to the second pins. The core assembly is arranged on the winding frame. A transformer assembling method is also disclosed. The coil wrapping process for the transformer can be expedited and associated cost can be reduced. | 03-28-2013 |
20130082811 | TRANSFORMER AND FABRICATING METHOD FOR TRANSFORMER - A transformer and a fabricating method for transformer. The transformer includes a stand, two primary-sides, a secondary-side and multiple pins. The stand has a top-portion, a bottom-portion and a middle-portion connecting the top-portion and the bottom-portion. The primary-sides are disposed on the middle-portion and the secondary-side is disposed on the middle-portion between and insulated from the two primary-sides. The pins are plugged under the bottom-portion and electrically connected to the primary-sides and the secondary-side, wherein each of the primary-sides and secondary-side has multiple thread-ends respectively connecting one pin. The bottom-portion has multiple slots corresponding to the pins. The slot length is greater than a safety-standard distance, no insulating sleeve is disposed on the thread-ends, and the thread-ends are electrically connected to the pins along the slots so that a distance between the electrical connection joint and the primary-sides or the secondary-side on the middle-portion is greater than the safety-standard distance. | 04-04-2013 |
20130099886 | HIGH CURRENT MAGNETIC COMPONENT AND METHODS OF MANUFACTURE - Magnetic components including pre-formed clips are described that are more amenable to production on a miniaturized scale. Discrete core pieces can be assembled with pre-formed coils and physically gapped from one another with more efficient manufacturing techniques. | 04-25-2013 |
20130113590 | INDUCTIVE COMPONENT AND MANUFACTURING METHOD THEREOF - An inductive component includes: a ferromagnetic core; a coil made of aluminum and having a winding portion wound around the ferromagnetic core for a predetermined number of turns, and two extending portions extending respectively from two ends of the winding portion; and two terminals made of copper. Each terminal wraps around a respective one of the extending portions. | 05-09-2013 |
20130113591 | MAGNETIC ELECTRICAL DEVICE - A magnetic component and a method for manufacturing a low profile, magnetic component. The method comprises the steps of providing at least one sheet, coupling at least a portion of at least one winding to the at least one sheet, and laminating the at least one sheet with at least a portion of the at least one winding. The magnetic component comprises at least one sheet and at least a portion of at least one winding coupled to the at least one sheet, wherein the at least one sheet is laminated to at least a portion of the at least one winding. The winding may comprise a clip, a preformed coil, a stamped conductive foil, or an etched trace using chemical or laser etching. The sheet may comprise any material capable of being laminated and/or rolled, including, but not limited to, flexible magnetic powder sheets. | 05-09-2013 |
20130113592 | MAGNETIC ELECTRICAL DEVICE - A magnetic component and a method for manufacturing a low profile, magnetic component. The method comprises the steps of providing at least one sheet, coupling at least a portion of at least one winding to the at least one sheet, and laminating the at least one sheet with at least a portion of the at least one winding. The magnetic component comprises at least one sheet and at least a portion of at least one winding coupled to the at least one sheet, wherein the at least one sheet is laminated to at least a portion of the at least one winding. The winding may comprise a clip, a preformed coil, a stamped conductive foil, or an etched trace using chemical or laser etching. The sheet may comprise any material capable of being laminated and/or rolled, including, but not limited to, flexible magnetic powder sheets. | 05-09-2013 |
20130135073 | TRANSFORMER - A transformer is provided having good workability during production and good connection of the secondary main coil and the primary supportive coil. The transformer has a bobbin with a base part and first hollow cylinder part with a first through hole and a core projecting in a first positive direction from said base part, and a case having an upper collar part formed with a primary main coil wound around said first hollow cylinder part, a second through hole leading to said first through hole, and a second hollow cylinder part formed at the outer peripheral face. Said primary main coil is housed and projects in a first negative direction from said upper collar part. A lower collar part opposes said base part by extending approximately parallel to said mounting face. The primary supportive coil and secondary main coil are wound around said first and second sections, respectively. | 05-30-2013 |
20130141204 | VERTICAL TRANSFORMER - A vertical transformer comprising a core provided with a middle leg installing a first and a second coils, a side leg, a first connection part connecting an end of the middle leg and that of the side leg, and a second connection part connecting the other end of the middle leg and that of the side leg, a first bobbin provided with a first hollow cylinder where at least either the first or the second coil is wound, and a core on-board face connected to an end of the first hollow cylinder, and an adhesive hardened part connecting a connection side face, and the core on-board face, and formed by hardening an adhesion, wherein the core on-board face is provided with a positioning part positioning the connection side face, and a positioning projection, is formed on both sides of the first connection part. | 06-06-2013 |
20130147590 | FLEXIBLE MAGNETIC FIELD COIL FOR MEASURING IONIC QUANTITY - A flexible magnetic coil for determining ion migration rates inside a vacuum device can include a plurality of insulated copper wires held together as a bundle. A positive pole can be connected to a first end of the bundle for receiving a positive DC voltage. A negative pole can be connected to a second end of the bundle for completing a circuit with the positive pole. A DC voltage ranging from ten volts to four thousand volts from a power supply can be connected to the positive pole, the negative pole, or combinations thereof. The bundle can be a loop and can form a circuit when the DC voltage is applied to the loop. The bundle can create a flexible electromagnetic field of at least one Gauss around the vacuum device using a calculation of a number of turns of insulated copper wire multiplied by applied DC current. | 06-13-2013 |
20130154782 | COIL COMPONENT AND METHOD OF MANUFACTURING THE SAME - There are provided a coil component and a method of manufacturing the same. The coil component includes a core; at least one bobbin coupled to the core and having a coil wound therearound; and a base having the core seated therein and including an external connection terminal, wherein one side of the core is seated in the bobbin and the other side thereof is exposed to the outside of the base. | 06-20-2013 |
20130169400 | TRANSFORMER AND POWER MODULE HAVING THE SAME - A transformer capable of security insulting reliability and a power module having the same are provided. The transformer includes: a winding unit having at least one winding space in which a plurality of coils are wound in a stacked manner on an outer circumferential surface of a cylindrical body portion; and a terminal fastening unit formed to extend from one end of the winding unit in an outer diameter direction and having a plurality of external connection terminals fastened to an end thereof, wherein a width of the winding space is less than 0.45 times that of a diameter of the body portion. | 07-04-2013 |
20130169401 | POWER INDUCTOR AND METHOD OF MANUFACTURING THE SAME - There is provided a power inductor including: a lower substrate formed of a magnetic material; an inductor main body formed on an upper surface of the lower substrate; at least one coil portion including a conductive via and formed inside the inductor main body; and external electrodes formed at both ends of the inductor main body and electrically connected to the at least one coil portion. | 07-04-2013 |
20130194060 | WIRE-WOUND INDUCTOR - Provided are a small wire-wound inductor having desired inductor characteristics, while allowing for high-density mounting and low-height mounting on circuit boards at the same time, as well as a method for manufacturing such wire-wound inductor which has a drum-shaped core member constituted by an assembly of soft magnetic alloy grains containing iron (Fe), silicon (Si) and 2 to 15 percent by weight of chromium (Cr), a coil conductive wire wound around the core member, a pair of terminal electrodes connected to the terminals of the coil conductive wire, and an outer sheath member covering the wound coil conductive wire and constituted by a magnetic powder-containing resin having a specified magnetic permeation ratio. | 08-01-2013 |
20130194061 | MAGNETIC MODULE AND BASE THEREOF - A magnetic module includes a magnetic element and a base. The magnetic element includes a conductive assembly and a magnetic core assembly. The conductive assembly includes a plurality of terminals. The magnetic core assembly is partially embedded within the conductive assembly. The base includes a base body and a plurality of conductive structures. The base body has a first surface, wherein the magnetic element is disposed on the first surface. The conductive structures are disposed on the base body and engaged with the plurality of terminals, so that the plurality of terminals are fixed by and electrically connected with the plurality of conductive structures, respectively. | 08-01-2013 |
20130200977 | ELECTRONIC COMPONENT TO BE EMBEDDED IN SUBSTRATE AND COMPONENT-EMBEDDED SUBSTRATE - An electronic component to be embedded in a substrate is configured so that planar coils protected by insulators are sandwiched be a pair of magnetic layers. Ports, or openings or absent parts are provided at predetermined positions of one or both of the magnetic layers, and the predetermined positions correspond to the positions opposite to terminal electrodes of the planar coils. Accordingly, a contribution to reduction of the size and weight of electronic equipment can be made. | 08-08-2013 |
20130200978 | STACKED INDUCTIVE DEVICE ASSEMBLIES AND METHODS - Improved inductive electronic apparatus and methods for manufacturing the same. In one exemplary embodiment, the apparatus comprises an inductive device module comprising N inductors and N+1 core elements. The core elements comprise ferrite core pieces that are optionally identical to one another. These core elements are stacked (e.g., in a longitudinal coaxial arrangement) such that the back of one core element associated with a first inductor provides a magnetic flux path for a second inductor. Form-less (bonded) windings are also optionally used to simplify the manufacture of the device, reduce its cost, and allow it to be made more compact (or alternatively additional functionality to be disposed therein). One variant utilizes a termination header for mating to a PCB or other assembly, while another totally avoids the use of the header by directly mating to the PCB. | 08-08-2013 |
20130214888 | LAMINATED INDUCTOR - A laminated inductor, which offers high inductance while suppressing increase in direct-current resistance, has a rectangular solid laminate and a pair of terminal electrodes formed only on the bottom face of the laminate, wherein a folded conductor piece is provided on the first magnetic layer in a manner constituting around one turn worth of the windings, with one end placed near the first corner and the other end placed at a position toward the center and away from this one end so as not to overlap with the one end, while one of multiple sets of coil conductor pieces, each set constituting around one turn worth of the windings, is placed on multiple magnetic layers in the laminate. | 08-22-2013 |
20130214889 | MULTILAYER TYPE INDUCTOR AND METHOD OF MANUFACTURING THE SAME - Disclosed herein are a multilayer type inductor and a method of manufacturing the same. The multilayer type inductor includes a multilayer body in which a plurality of sheets having internal electrodes formed thereon are bonded to each other, and each of the internal electrodes is connected to each other through a via to form a coil; and a pair of external electrode terminals each formed at the both ends of the multilayer body and connected to one ends of the internal electrodes at the uppermost layer and the lowermost layer, wherein in the plurality of the sheets configuring the multilayer body, a first sheet and a second sheet made of different materials are alternately multi-layered, thereby increasing reliability and productivity of the product. | 08-22-2013 |
20130229252 | COMMON MODE NOISE FILTER - A common mode noise filter includes: a first magnetic body and a second magnetic body; a non-magnetic body sandwiched between the first magnetic body and second magnetic body; and a first coil conductor and a second coil conductor of planar shape which are embedded in the non-magnetic body and positioned on the first magnetic body side and second magnetic body side in the non-magnetic body in a manner facing each other in a non-contact state; wherein a first lead conductor that connects one end of the first coil conductor to a first external terminal is embedded in the non-magnetic body 13, while a second lead conductor that connects one end of the second coil conductor to a third external terminal is embedded in the non-magnetic body. | 09-05-2013 |
20130265131 | ELECTRONIC COMPONENT AND METHOD FOR MANUFACTURING THE SAME - The present invention relates to an electronic component having a primary coil pattern and a secondary coil pattern with at least one selected from a dielectric and an insulator interposed therebetween, which includes at least one discharge terminal for discharging overvoltage or overcurrent applied to the primary coil pattern or the secondary coil pattern, and a method for manufacturing the same. Since it is possible to efficiently discharge overvoltage or overcurrent applied to an electronic component, it is possible to improve reliability of various electronic devices to which the electronic component in accordance with an embodiment of the present invention is applied as well as to extend lifespan of the electronic component itself. | 10-10-2013 |
20130265132 | ON-CHIP TRANSFORMER HAVING MULTIPLE WINDINGS - An on-chip transformer formed on an integrated-circuit substrate is disclosed. The on-chip transformer includes: a multi-winding structure comprising first, second and third windings which are spatially separated from each other; and a guard ring surrounding the multi-winding structure; wherein the first and second windings function as a first transformer, and the second and third windings function as a second transformer. | 10-10-2013 |
20130278371 | FLAT COIL PLANAR TRANSFORMER AND METHODS - A low cost, reduced form factor, high performance electronic device for use in electronic circuits and methods. In one exemplary embodiment, the device includes a unitary header assembly construction that ensures device coplanarity and also includes vertically oriented terminal pins. The device utilizes preconfigured flat coil windings that are disposed directly within a planar core. The flat coil windings further include features that are configured to mate with the header assembly terminal pins which substantially simplify the manufacturing process. Methods for manufacturing the device are also disclosed. | 10-24-2013 |
20130293334 | MULTILAYER INDUCTOR AND METHOD OF MANUFACTURING THE SAME - There is provided a multilayer inductor including: an inductor body formed of a material including metal powder particles, a ferrite, and a polymer resin; a coil part having a conductive circuit and a conductive via formed in the inductor body; and external electrodes formed on ends of the inductor body. | 11-07-2013 |
20130293335 | REACTOR, REACTOR MANUFACTURING METHOD, AND REACTOR COMPONENT - A reactor being small in size and exhibiting excellent productivity, a method for manufacturing the same, and a reactor component suitable as the constituent component of the reactor are provided. The reactor includes a combined product including a coil and a magnetic core, and a case storing the combined product. The case includes a bottom plate portion made of aluminum, a side wall portion made of an insulating resin, and a joining layer formed on the inner face of the bottom plate portion for fixing the coil. The bottom plate portion and the side wall portion are independent separate members, which are integrated with each other by bolts and the like. Terminal fittings having a pair of joining pieces, which are disposed at the positions opposing to the end portions of the wire structuring the coil, are fixed to the side wall portion. Since each end portion of the wire is interposed in the space formed by the joining pieces, the wire and the terminal fittings can be electrically connected to each other without the necessity of using a separate jig. Since the joining layer is made of an adhesive agent exhibiting excellent thermal conductivity and insulation, the reactor possesses an excellent heat dissipating characteristic. | 11-07-2013 |
20130307657 | SURFACE MOUNT INDUCTOR - A surface mount inductor includes: a drum core including a spool having an upper collar and a lower collar; a coil wound around the drum core; and a ring core arranged on the drum core, wherein the metal terminals include first and second tongues projecting to an outer periphery of the lower collar, the ring core includes convex sections projecting to a lower surface from an edge, side surfaces of the first tongue and the second tongue sandwich side surfaces of the convex sections, and tip sections of the first tongue and the second tongue fix the ring core from below. | 11-21-2013 |
20130314189 | COIL COMPONENT AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a coil component that includes an insulating layer formed on a substrate, a coil conductor provided between the substrate and the insulting layer, a first electrode connected to one end of the coil conductor, a second electrode connected to the other end of the coil conductor, and a magnetic layer formed on the insulting layer so as to cover a side surface of each of the first and second electrodes without covering a top surface of each of the first and second electrodes. | 11-28-2013 |
20130314190 | LAMINATED INDUCTOR ELEMENT AND MANUFACTURING METHOD THEREOF - In a laminated inductor element, outer electrodes and terminal electrodes are electrically connected by via holes, internal wiring lines, and end surface electrodes. The via holes on an upper surface side are provided immediately under the outer electrodes and in a non-magnetic ferrite layer. The via holes on a lower surface side are provided immediately above the terminal electrodes and in a non-magnetic ferrite layer. Since outermost layers are defined by the non-magnetic ferrite layers, a parasitic inductance is not increased, even if the outermost layers are provided with the via holes. In this case, the internal wiring lines are not routed on a surface of the element. Therefore, there is no complication of a wiring pattern, and it is possible to prevent an increase in a mounting area of the element. | 11-28-2013 |
20130314191 | COIL DEVICE, AND METHOD FOR PRODUCING SAME - A coil device ( | 11-28-2013 |
20130321114 | TRANSFORMER - A transformer includes a bobbin, at least one primary winding coil, at least one secondary winding coil, and a magnetic core assembly. The bobbin includes a main body, plural extension structures, and plural pin groups. The main body includes a channel, plural winding sections, a first connecting seat, and a second connecting seat. The plural extension structures are connected with the first connecting seat and the second connecting seat, respectively. In addition, each of the plural extension structures has a notch and a stepped structure, and the stepped structure comprises plural stepped parts. Each of the primary winding coil and the secondary winding coil includes plural outlet terminals. The plural outlet terminals of the secondary winding coil are respectively disposed on the plural stepped parts of the stepped structure and fixed on the pin group which is disposed on one of the extension structures. | 12-05-2013 |
20130335183 | METHOD FOR MAKING AN ELECTRICAL INDUCTOR AND RELATED INDUCTOR DEVICES - A method is for making an electrical inductor. The method includes forming a first subunit having a sacrificial substrate, and an electrically conductive layer defining the electrical inductor and including a first metal on the sacrificial substrate. The method includes forming a second subunit having a dielectric layer and an electrically conductive layer thereon defining electrical inductor terminals and having the first metal, and coating a second metal onto the first metal of one of the first and second subunits. The method includes aligning the first and second subunits together, heating and pressing the aligned first and second subunits to form an intermetallic compound of the first and second metals bonding adjacent metal portions together, and removing the sacrificial substrate. | 12-19-2013 |
20140002223 | SEMICONDUCTOR PACKAGE WITH AIR CORE INDUCTOR (ACI) HAVING A METAL-DENSITY LAYER UNIT OF FRACTAL GEOMETRY | 01-02-2014 |
20140002224 | COIL COMPONENT, MOUNTING STRUCTURE THEREOF, AND ELECTRONIC DEVICE INCLUDING THE SAME | 01-02-2014 |
20140009254 | COIL COMPONENT - A coil component | 01-09-2014 |
20140028429 | MULTILAYERED CHIP-TYPE POWER INDUCTOR AND A PRODUCTION METHOD THEREFOR - The present invention relates to a multilayered chip-type power inductor and to a production method therefor. A multilayered chip-type power inductor is disclosed which comprises: a ferrite magnetic body layer formed from Mn—Zn based or Mn—Mg—Zn based ferrite; an internal electrode which is formed from copper, and is formed in the shape of a coil on the inside of the ferrite magnetic body layer; and an external electrode which is formed either on two side surfaces or on the upper and lower surfaces of the ferrite magnetic body layer, and is electrically connected to the internal electrode that is exposed either on the two sides surfaces or on the upper and lower surfaces of the ferrite magnetic body layer. Also, disclosed is a multilayered chip-type power inductor production method comprising: a green laminate forming step involving the lamination of green compacts comprising internal electrodes which are formed by moulding a Mn—Zn based or Mn—Mg—Zn based ferrite powder into a sheet shape and printing copper onto the surface thereof; a green laminate sintering step in which a sintered laminate is formed by sintering the green laminate in a reducing atmosphere; and a step of forming external electrodes by forming external electrodes that are respectively connected to the internal electrode that is exposed either on two side surfaces or on the upper and lower surfaces of the sintered laminate. | 01-30-2014 |
20140043129 | INDUCTOR ELEMENT AND MANUFACTURING METHOD THEREOF - Disclosed herein are an inductor element and a manufacturing method thereof. The inductor element includes: an electrode body formed of insulating material and having an internal electrode having a coil shape disposed therein; and external terminals formed on a part of the electrode body and each connected with both ends of the internal electrode, wherein electrode body is formed and separated on a base substrate, whereby a size of the inductor element is reduced. | 02-13-2014 |
20140070913 | System and Method for a Coreless Transformer - In accordance with an embodiment, a transformer includes a first coil disposed in a first conductive layer on a first side of a first dielectric layer, and a second coil disposed in a second conductive layer on a second side of the first dielectric layer. Each coil has a first end disposed inside its respective coil and a second end disposed at an outer perimeter of its respective coil. A first crossover disposed in the second conductive layer is directly connected to the first end of the first coil and extends past the outer perimeter of the first coil. In addition, a second crossover disposed in the first conductive layer is directly connected to the first end of the second coil and extends past the outer perimeter of the second coil. | 03-13-2014 |
20140070914 | MAGNETIC CORE, MAGNETIC COMPONENT AND DESIGN METHOD OF MAGNETIC CORE - A magnetic core including a winding core portion; and a flange portion provided on the axial end side of at least one of the winding core portion, wherein the flange portion is formed such that contour line OL | 03-13-2014 |
20140077915 | TRANSFORMER - A thin transformer to be used in a thin display device such as a liquid crystal display (LCD) device and a light emitting diode (LED) display device. The transformer includes a plurality of bobbins, each including a pipe shaped body having a though-hole formed in an inner portion thereof, a flange vertically protruding outwardly from both ends of the body, and external connection terminals protruding from one side of a lower flange formed at a lower end of the body; a core inserted into through-holes of the bobbins to form a magnetic path; and coils each wound around the plurality of bobbins. The bobbins include inner and outer bobbins. The inner bobbin is coupled to the outer bobbin such that the external connection terminals of the inner bobbin and the external connection terminals of the outer bobbin are mutually opposed. | 03-20-2014 |
20140091891 | TRANSFORMER TERMINATION AND INTERCONNECTION ASSEMBLY - A transformer assembly comprises a magnetic core assembly, a bobbin assembly, a coil winding, a transformer interconnect trace, and a coil winding terminal post. The bobbin assembly includes a coil winding assembly disposed around a portion of the magnetic core assembly. The transformer interconnect trace is fixed to a substrate secured to the transformer assembly proximate the bobbin assembly. The coil winding terminal post receives a coil winding end for electrically connecting the coil winding end to the transformer interconnect trace through the coil winding terminal post. | 04-03-2014 |
20140104026 | WIRE-WOUND ELECTRONIC COMPONENT - A wire-wound electronic component includes a core having a winding base extending in an axial direction, a flange provided at an end of the winding base in the axial direction, and a wire wound around the winding base. An external electrode is provided on a plurality of side surfaces of the flange and is connected to an end of the wire, where the side surfaces are orthogonal to the axial direction. A connecting surface on which the end of the wire contacts with the external electrode is one of the side surfaces that is different from one of the side surfaces that functions as a mounting surface, and the external electrode extends from the mounting surface to the end of the wire in such a manner to turn in a direction same as a winding direction of the wire. | 04-17-2014 |
20140125442 | TRANSFORMER AND FLAT PANEL DISPLAY DEVICE INCLUDING THE SAME - There are provided a thin transformer capable of being used in a slim display device such as a liquid crystal display (LCD) device and a light emitting diode (LED) display device, and a flat panel display device including the same. The transformer includes: a bobbin part including a plurality of bobbins, each including a pipe shaped body part having a through-hole formed in an inner part thereof and a flange part protruding outwardly from both ends of the body part; coils respectively wound around the bobbins; and a core electromagnetically coupled to the coils to thereby form a magnetic path, wherein at least one of the bobbins includes a coil skip part which is a route through which lead wires of the coil skipped through the flange part is disposed on an outer surface of the flange part. | 05-08-2014 |
20140125443 | TRANSFORMER - A transformer, according to one possible embodiment, includes: a bobbin part formed by stacking a plurality of bobbins including external connection terminals; and coils respectively wound around the plurality of bobbins. At least one bobbin of the plurality of bobbins includes withdrawing grooves formed in a space between the external connection terminals, the respective coil wound around the at least one bobbin being withdrawn outside the bobbin via the withdrawing grooves and coupled to the external connection terminal. | 05-08-2014 |
20140139307 | ELECTRONIC COMPONENT AND MANUFACTURING METHOD THEREOF - A magnetic substrate has such a shape that ridges extending between principal surfaces are cut away by cutout portions. A multilayer body has corners arranged so as to overlap the cutout portions. A coil includes lead portions which are connected with both ends of a coil portion and which are drawn out to the corners. A coil is combined with the coil to constitute a common mode choke coil and includes lead portions which are connected with both ends of a coil portion and which are drawn out to the corners. Connecting portions connect external electrodes to the lead portions and are provided at the cutout portion. | 05-22-2014 |
20140152413 | Coupled Inductor Structure - An embodiment apparatus comprises a magnetic core comprising a first side and a second side opposite the first side, a first winding comprising a first portion wound around the first side and a second portion wound around the second side, a second winding comprising a third portion wound around the first side and a fourth portion wound around the second side, wherein the second portion and the fourth portion are coupled to each other. | 06-05-2014 |
20140152414 | WINDING STRUCTURE, COIL WINDING, COIL PART, AND COIL WINDING MANUFACTURING METHOD - There is provided a winding structure, a coil winding, a coil part, and a coil winding manufacturing method, which are capable of preventing occurrence of an extra space due to existence of a connecting wire part when two winding parts and a connecting wire part connecting the winding parts are formed. | 06-05-2014 |
20140152415 | WINDING STRUCTURE, COIL WINDING, COIL PART, AND COIL WINDING MANUFACTURING METHOD - There is provided a winding structure, a coil winding, a coil part, and a coil winding manufacturing method, which are capable of preventing occurrence of an extra space due to existence of a connecting wire part when two winding parts and a connecting wire part connecting the winding parts are formed. | 06-05-2014 |
20140159849 | ELECTRONIC COMPONENT AND METHOD OF MANUFACTURING THE SAME - Disclosed herein are an electronic component and a method of manufacturing the same. In the electronic component having a hexahedral shape and including an insulating portion formed on an upper part of a base substrate, a coil pattern portion formed in the insulating portion and wound with a conductive wire, and a plurality of external electrodes separated from each other and electrically connected with the coil pattern portion, each external electrode covers a part of an upper surface of the insulating portion and extending to an upper surface of the electronic component and a region between the external electrodes is provided with a ferrite block covering an exposed surface of the insulating portion, thereby improving magnetic permeability as compared with the electronic component of the related art. | 06-12-2014 |
20140167900 | SURFACE-MOUNT INDUCTOR STRUCTURES FOR FORMING ONE OR MORE INDUCTORS WITH SUBSTRATE TRACES - Embodiments of the present disclosure are directed towards an inductor structure having one or more strips of conductive material disposed around a core. The strips may have contacts at a first end and a second end of the strips, and may be disposed around the core with a gap between the contacts. The inductor structure may be mounted on a surface of a substrate, and one or more traces may be formed in the surface of the substrate to electrically couple two or more of the strips of conductive material to one another to form inductive coils. Other embodiments may be described and/or claimed. | 06-19-2014 |
20140176278 | INDUCTOR AND MANUFACTURING METHOD THEREOF - There is provided an inductor, including a circuit board having an input and output terminal formed on a lower surface thereof, a connection pad formed on an upper surface thereof, and a via electrically connecting the input and output terminal and the connection pad, a coil having both ends joined to the connection pad and wound in a circular or a polygonal spiral shape in a longitudinal direction of the circuit board so as to have one or more turns, and a body stacked on the circuit board such that the coil and the connection pad are embedded therein. | 06-26-2014 |
20140176279 | COMMON MODE FILTER - Disclosed herein is a common mode filter including: a coil part including a conductor coil provided in an insulating part; a plurality of external electrodes provided on the insulating part while being electrically connected to the conductor coil; and a magnetic material part provided in a region between the plurality of external electrodes on the insulating part. By this configuration, impedance characteristics of the common mode filter may be improved. | 06-26-2014 |
20140176280 | COMMON MODE FILTER AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a common mode filter, inlcuding: an external magnetic layer; an insulating layer formed on the external magnetic layer and having coil electrodes therein; a protecting layer formed on the insulating layer; an internal magnetic layer formed inside an opening part formed in one surface of the protecting layer; and external electrode terminals passing through the protecting layer and connected with end portions of the coil electrodes, so that there can be provided a common mode filter having excellent durability, moisture resistance, and heat resistance. | 06-26-2014 |
20140191836 | MAGNETIC ELEMENT - A magnetic element is provided, including a magnetic core set, a bobbin, at least a wire, and an insulating base. The bobbin has a channel and a plurality of conductive pins, wherein the channel penetrates through the bobbin, and the magnetic core set is coupled with the channel. The wire is wound around the bobbin and connected to the conductive pins. The insulating base is connected to a bottom surface of the magnetic core set after the wire is wound around the bobbin and connected to the conductive pins, wherein the insulating base includes a plurality of protrusions adjacent to the conductive pins, respectively. | 07-10-2014 |
20140197914 | TRANSFORMER ASSEMBLIES WITH MOVEABLE TERMINAL BLOCKS - A transformer assembly includes a first circuit board, a transformer electrically coupled to the first circuit board, and a terminal block moveably connected to the transformer and moveable relative to the transformer in at least a first direction. The terminal block includes a terminal. The transformer includes a magnetic core and a winding having a winding wire extending from the winding. The winding wire is electrically coupled to the terminal of the terminal block. The transformer assembly further includes a second circuit board electrically coupled to the terminal of the terminal block. Example embodiments and related methods of manufacturing a transformer assembly are also disclosed. | 07-17-2014 |
20140197915 | ELECTRONIC COMPONENT - An electronic component includes: a wiring substrate; a passive component that includes a substrate, a coil located on an upper surface of the substrate, and a terminal located on a lower surface of the substrate and electrically connected to the coil, and is mounted on an upper surface of the wiring substrate by using the terminal; and a grounding wiring that is located on the wiring substrate and overlaps with the coil in a thickness direction of the wiring substrate. | 07-17-2014 |
20140210586 | COIL COMPONENT - A coil component includes a coil element, a body having a square pole shape which accommodates the coil component therein, and a pair of terminals. The first ends of the terminals are respectively fixed to the side surfaces, opposite to each other, of the body. The terminals are bent from the side surfaces toward the bottom surface of the body. The second end of each of the terminals includes corner parts at the both side portions thereof. The bottom surface of the body is provided with recesses at locations not overlapping with the coil component, viewed from the bottom surface. The recesses are recessed from the bottom surface of the body and penetrating to one of the side surfaces. The corner parts of the terminals are locked on the bottom surface of the body, by being bent along inner walls of the recesses. | 07-31-2014 |
20140218154 | ELECTRICAL CONNECTION CONFIGURATION FOR AN IGNITION COIL - An electrical connection configuration, e.g., for an ignition coil, includes: an enameled wire sheathed in insulating enamel, and a contact element for the electrical contacting of the enameled wire, the contact element having a contact region for the electrical contacting of the enameled wire. The contact region has at least one sharp edge, and the enameled wire is routed along the sharp edge, such that a region of the enameled wire stripped of the enamel is provided, which rests against the contact region of the contact element for the electrical contacting. | 08-07-2014 |
20140218155 | LOW PROFILE PACKAGING AND ASSEMBLY OF A POWER CONVERSION SYSTEM IN MODULAR FORM - Embedded PCB (printed circuit board) is used for the packaging and assembly of a low profile power conversion system module that can be employed in space constrained environment of small computer/electronic systems. The low profile power conversion system module includes an embedded PCB, a power silicon device embedded within the PCB, a magnetic component which is either embedded within the PCB or disposed on the PCB, and input/output terminals disposed on the side of the embedded PCB. The embedded PCB and the magnetic component are thin planar shaped to save vertical space. The low profile power conversion system module can be placed inside a cavity formed in the system PCB to save even more vertical space. | 08-07-2014 |
20140218156 | REACTOR - A reactor includes: a bobbin including flanges at ends of a winding range of a winding, at least one of the flanges being provided with a slit or a hole; a coil formed in a shape in which the winding having a lead portion is wound around the bobbin, the coil being molded by resin, and the lead portion penetrating through the slit or the hole; and a plate through which the lead portion of the coil penetrates, the plate contacting with a circumferential edge of the slit or the hole of the flange so as to close the slit or the hole. | 08-07-2014 |
20140218157 | MAGNETIC DEVICE WITH HIGH SATURATION CURRENT AND LOW CORE LOSS - A magnetic device includes a T-shaped magnetic core, a wire coil and a magnetic body. The T-shaped magnetic core includes a base and a pillar, and is made of an annealed soft magnetic metal material, a core loss P | 08-07-2014 |
20140266538 | LAMINATED INDUCTOR AND ARRAY THEREOF - There is provided a laminated inductor including: a body having a plurality of sheets laminated in a width direction, and having first and second main surfaces in a thickness direction, third and fourth end surfaces in a length direction, and fifth and sixth side surfaces in the width direction; a first connection electrode formed on the first main surface of the body; first and second terminal electrodes formed on the second main surface of the body to be spaced apart from one another; a plurality of first internal conductive patterns connecting the first connection electrode and the first terminal electrode; and at least one or more second internal conductive patterns connecting the first connection electrode and the second terminal electrode. | 09-18-2014 |
20140266539 | MAGNETIC COMPONENT ASSEMBLY WITH FILLED PHYSICAL GAP - Magnetic component assemblies for circuit boards include single, shaped magnetic core pieces formed with a physical gap and conductive windings assembled to the cores via the gaps. The physical gaps in the cores are filled with a magnetic material to enhance the magnetic performance. The magnetic component assemblies may define power inductors. | 09-18-2014 |
20140266540 | STRUCTURE OF TRANSFORMER'S LEAD FRAME - An improved structure of transformer's lead frame includes at least a lead frame module consisting of a lead frame main body and a lead frame cover, the lead frame main body has a through hole furnished at the center thereof; a bobbin formed at the side of the circumference of the through hole, and a pair of oppositely configured and reversely salient extension parts furnished at sides of the circumference of the through hole, each of the extension parts is combined to the mid-section of the wire connecting seats that have a plurality of wire connecting posts, a plurality of clip indentations are furnished at intervals and at the mid-section of the edge of the two sides of the corresponding extension parts and at the positions covered by the width of the corresponding extension parts. | 09-18-2014 |
20140266541 | ELECTRONIC COMPONENT AND METHOD FOR MANUFACTURING ELECTRONIC COMPONENT - An electronic component includes a magnetic core member, a winding and a magnetic exterior body. The magnetic core member has a flat base and a core. The flat base has a top surface, a bottom surface, a first side surface and a second side surface opposite to the first side surface. The core is located on the top surface of the flat base. A winding has an edgewise coil and two non-wound flat wires that extend from the edgewise coil. A magnetic exterior body covers at least the core and the edgewise coil. The two non-wound flat wires continuously extend along the top surface, the first side surface, the bottom surface and the second side surface of the flat base in this order. The two non-wound flat wires located on the bottom surface work as electrodes. | 09-18-2014 |
20140285301 | SURFACE MOUNT INDUCTOR AND METHOD OF MANUFACTURING THE SAME - A surface mount inductor including a drum core having a pair of flanges at both ends of a winding shaft thereof, a winding formed by winding an insulation-coated wire around the winding shaft, and a pair of plate-like metal terminals arranged on a flange surface of the drum core and each having a protrusion part protruding from a perimeter of the flange, wherein terminals of the winding are tied around the protrusion parts, the protrusion parts are compressed in a vertical direction and formed to have a predetermined height-direction dimension, and tied parts are immersed in a solder bath to be subjected to connection processing. | 09-25-2014 |
20140285302 | HIGH VOLTAGE TRANSFORMER - Provided is a high voltage transformer. The high voltage transformer includes a core, a primary coil part wound around the core, the primary coil part receiving alternating current (AC) power, and a secondary coil part in which a high voltage supplied to a magnetron is induced by the primary coil part, the secondary coil being wound around the core. The primary coil part includes a plurality of even number of coils having the same turn number. | 09-25-2014 |
20140285303 | THIN FILM COMMON MODE FILTER AND METHOD OF MANUFACTURING THE SAME - Disclosed herein are a thin film common mode filter and a method of manufacturing the same. The thin film common mode filter according to the exemplary embodiment of the present invention includes a magnetic substrate made of a magnetic ceramic material; and coil patterns formed on the magnetic substrate, wherein external electrodes connected with the coil patterns are sequentially stacked and insulating layers formed on and beneath the coil pattern are made of a composite of ferrite powder and thermosetting resin. | 09-25-2014 |
20140292462 | POWER INDUCTOR AND METHOD FOR FABRICATING THE SAME - A power inductor and its fabrication method are disclosed. The power inductor comprises a lower substrate, a coil provided on the lower substrate, and an intermediate layer which encloses the coil, wherein the lower substrate can be a soft magnetic entrainer or a non-magnetic entrainer. The coil is made of a conductive wire coated with insulated layer, and the intermediate layer is a material consisting of magnetic properties. The steps of fabrication consists of: forming a base conductive pole on the upper surface of the lower substrate, putting the coil connected to said base conductive pole, and enveloping said coil with magnetic material. | 10-02-2014 |
20140292463 | Transformer Device - A transformer device is disclosed in which a transformer module includes a first transformer unit disposed on a PCB and having a plurality of first pins and a plurality of second pins, and a second transformer unit disposed on the PCB and adjacent to the first transformer unit. The second transformer has a plurality of third pins and a plurality of fourth pins. First to fourth conductive lines are disposed on the PCB, and configured to electrically connect to the plurality of first to fourth pins, respectively. The plurality of first and third pins are located on a first side of the transformer module, the plurality of second and fourth pins are located on a second side opposite to the first side, and the plurality of first pins are adjacent to the plurality of third pins. | 10-02-2014 |
20140292464 | PULSE TRANSFORMER - A pulse transformer | 10-02-2014 |
20140292465 | PULSE TRANSFORMER - A pulse transformer is provided with a drum core | 10-02-2014 |
20140292466 | ELECTRONIC COMPONENT AND MANUFACTURING METHOD THEREOF - A coil component | 10-02-2014 |
20140292467 | TRANSFORMER - A transformer includes a first magnetic permeable device, a primary winding wire, a secondary winding wire and a second magnetic permeable device. The primary winding wire and the secondary winding wire are wound on the first magnetic permeable device. The second magnetic permeable device includes a first flange and a second flange. The first flange is disposed at one end of the second magnetic permeable device, and the second flange is disposed at the other end of the second magnetic permeable device. The first flange and the second flange are connected to the first magnetic permeable device. The magnetic permeability of the second magnetic permeable device is larger than that of the first magnetic permeable device. | 10-02-2014 |
20140300441 | MULTILAYER INDUCTOR - Disclosed herein is a multilayer inductor. The multilayer inductor according to an exemplary embodiment of the present invention includes a laminate on which a plurality of body sheets are multilayered; a coil part configured to have internal electrode patterns formed on the body sheet; a first gap made of a non-magnetic material located between the multilayered body sheets; a second gap made of a dielectric material located between the multilayered body sheets and located on a layer different from the first gap; and external electrodes formed on both surfaces of the laminate and electrically connected with both ends of the coil part. By this configuration, the exemplary embodiment of the present invention can remarkably improve DC biased characteristics without reducing breaking strength of the inductor. | 10-09-2014 |
20140320250 | COIL COMPONENT, POWDER-COMPACTED INDUCTOR AND WINDING METHOD FOR COIL COMPONENT - A coil component includes an air-core winding wire portion wound by a wire with a plurality of wound layers by alignment winding, a spiral shaped wound portion in which the wire wound in a spiral shape from an inner edge of an end surface toward an outer edge thereof along the end surface while in contact with the end surface on one side in the axis direction of the winding wire portion, a first lead portion extended and extracted outward from a winding first end point of the spiral shaped wound portion, and a second lead portion extended and extracted outward from a winding second end point at the outer circumference of the winding wire portion. | 10-30-2014 |
20140333404 | COIL COMPONENT - Disclosed herein is a coil component including: an insulating layer containing a ferrite powder and a coil electrode embedded in the insulating layer, in which a particle diameter of the ferrite powder is smaller than a wavelength of light which is used during an exposure process, thereby increasing permeability and improving an impedance characteristic. | 11-13-2014 |
20140347156 | COIL, REACTOR, AND COIL FORMATION METHOD - An inner margin adjoining an inner lead is used as the innermost part of a conductive member made of a film conductor. The inner margin is held by a bobbin upon a winding a coil. Therefore, mutual displacement, or the like, between the film conductor, or the conductive member, and an insulation separator upon the coil-winding can be prevented. | 11-27-2014 |
20140368306 | INDUCTOR AND ELECTRONIC DEVICE INCLUDING THE SAME - An inductor and an electronic device including the same are provided. The inductor includes: a coil in which an electric current flows; and a core that the coil is wound around, wherein the core includes a central portion that the coil is wound around; extensions extending from opposite edges of the central portions; and lateral portions extending from the extensions along the circulation path of the magnetic flux and facing the central portion with the coil disposed there between, and a first height at a first position of the extension portions on the circulation path of the magnetic flux spaced away from the edges of the central portion by a first distance which is larger than a second height at a second position on the circulation path of the magnetic spaced away from the edges of the central portion by a second distance which is longer than the first distance. | 12-18-2014 |
20140375408 | INDUCTOR ASSEMBLY AND METHOD OF USING SAME - An inductor assembly generally comprises at least one helical inductive component comprising that includes a plurality of conductive line layers having conductive lines therein. A plurality of vias are configured to couple conductive lines from two or more conductive line layers such that a spacing between two adjacent parallel conductive lines, in different conductive line layers from each other, is two or more times a distance between respective bottom surfaces of two adjacent conductive line layers. | 12-25-2014 |
20150022304 | IGNITION COIL - An ignition coil includes a magnetically-permeable core, a primary winding disposed outward of the core, and a secondary winding disposed outward of the primary winding and inductively coupled to the primary winding. The secondary winding includes a left secondary winding section wound clockwise around the primary winding and a right winding section wound counterclockwise around the primary winding. The left secondary winding section has i) a first left winding end distal from the right winding section and ii) a second left winding end that is proximal to the right winding section. The right secondary winding section has i) a first right winding end distal from the left winding section and ii) a second right winding end that is proximal to the left winding section. The second left winding end and the second right winding end are connected to a terminal. | 01-22-2015 |
20150022305 | FERRITE AND INDUCTOR INCLUDING THE SAME - An inductor is provided including a multilayer body in which a plurality of magnetic layers containing a ferrite are laminated. A coil part including a plurality of conductive patterns is disposed in the multilayer body. External electrodes are electrically connected to the coil part. The ferrite may contain iron (Fe), manganese (Mn), nickel (Ni), zinc (Zn), and vanadium (V), and the ferrite may contain 40 to 55 mol % of iron (Fe) calculated as iron oxide (Fe | 01-22-2015 |
20150028982 | HIGH EFFICIENCY ON-CHIP 3D TRANSFORMER STURCTURE - A transformer structure includes a first coil having two sections of spiral, with a top section including a plurality of metal layers occupying top X metal layers and a bottom section including a plurality of metal layers occupying bottom Z metal layers, where X and Z represent a number of metal layers having a specific number selected to provide a particular performance of the first coil. A second coil of the transformer is disposed between the two sections of the first coil and includes a plurality of metal layers where Y represents a number of vertically adjacent metal layers, with the specific number chosen to provide the particular performance, such that a sum X+Y+Z represents a total number of vertical metal layers for the transformer structure. | 01-29-2015 |
20150028983 | CHIP ELECTRONIC COMPONENT AND MANUFACTURING METHOD THEREOF - A magnetic paste composition for a chip electronic component, a chip electronic component, and a manufacturing method therof are provided. The chip electronic component is capable of being manufactured in a thin-film to allow for thinness and miniaturization thereof, thereby preventing a deterioration in efficiency thereof due to core loss even under high frequency and high current conditions. The chip electronic component exhibits high permeability, high efficiency, and a high Isat value by decreasing porosity. | 01-29-2015 |
20150028984 | THIN FILM TYPE INDUCTOR AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a thin film type inductor having a coil wiring of a high aspect ratio, including: a substrate on which a through hole of a coil pattern is formed; and a metal layer filled in the through hole. | 01-29-2015 |
20150035635 | ELECTRONIC COMPONENT - Provided is an electronic component having a core that can achieve size reduction and frequency increase by improving the magnetic permeability further while also improving the plating property for the terminal electrode. An electronic component has a shaft, a flange formed at an end of the shaft and constituting a core together with the shaft, a coiled conductor wound around the shaft, and an electrode terminal formed on the flange and connected electrically to an end of the conductor; wherein the shaft and flange are made of a metal magnetic material, and the shaft is more densely filled with the metal magnetic material than is the flange. | 02-05-2015 |
20150035636 | RESIN-MOLD CORE AND REACTOR USING THE SAME - A resin-mold core includes right and left leg portions, and a yoke portion interconnecting those. The resin-mold core includes a magnetic core, and a mold component having the magnetic core embedded therein by molding. Openings where the magnetic core in the mold component is exposed are formed in multiple faces of the mold component that are upper, lower, front, rear, and right and left faces. Apart of the yoke portion of the resin-mold core corresponding to a location where terminals are drawn to the exterior of the core from coils attached to the outer circumferences of the leg portions of the core has no opening formed in the multiple faces of the mold component. Positioning members to coaxially align the leg portions of the opposing resin-mold core are formed in abutting faces of the leg portions of the resin-mold core. | 02-05-2015 |
20150035637 | ADVANCED 3D INDUCTOR STRUCTURES WITH CONFINED MAGNETIC FIELD - Embodiments of an apparatus that includes a substrate and an inductor residing in the substrate are disclosed. In one embodiment, the inductor is formed as a conductive path that extends from a first terminal to a second terminal. The conductive path has a shape corresponding to a two-dimensional (2D) lobe laid over a three-dimensional (3D) volume. Since the shape of the conductive path corresponds to the 2D lobe laid over a 3D volume, the magnetic field generated by the inductor has magnetic field lines that are predominately destructive outside the inductor and magnetic field lines that are predominately constructive inside the inductor. In this manner, the inductor can maintain a high quality (Q) factor while being placed close to other components. | 02-05-2015 |
20150042434 | CORE FOR WIRE-WOUND ELECTRONIC COMPONENT, WIRE-WOUND ELECTRONIC COMPONENT, AND COMMON MODE CHOKE COIL - A core for a wire-wound electronic component. The core has a winding base to be wound with a wire, and flanges located at both ends of the winding base in an extending direction of the winding base. The flanges protrude from the winding base in a first direction perpendicular to the extending direction. Each of the flanges has a plurality of protrusions on a first surface at a side of the flange in the first direction. An inclined surface is provided to extend from the first surface of each of the flanges to a second surface of the winding base at a side of the winding base in the first direction. | 02-12-2015 |
20150042435 | TRANSFORMER HYBRID - A transformer hybrid is disclosed. The transformer hybrid comprises a substrate, a first conductor, a second conductor, a first coil, and a second coil. The first conductor includes a first elongate portion having a first side and a second side. The second conductor includes a second elongate portion having a third side and a fourth side, and the orientation of the second conductor intersects with that of the first conductor. The first coil is located near the first side and the third side. The second coil is located near the first side and the fourth side. When the direction of the loading current in the first coil is the same with that in the second coil, the first conductor has an inductive electromotive force. When the direction of the loading current in the first coil is different from that in the second coil, the second conductor has another inductive electromotive force. When phase difference exists between the loading currents, the two loading currents can be resolved to common mode and differential mode, so the inductive electromotive forces can be produced on the both conductors. | 02-12-2015 |
20150042436 | COIL COMPONENT - In a coil component, a shortest distance from a longitudinal wall of a flange portion of a drum core to a wire fixing portion is smaller than a shortest distance of the longitudinal wall to an electrode wire connecting portion by a convex portion formed at the longitudinal wall of the flange portion. That is, since a gap between the flange portion of the drum core and the wire fixing portion is small (or there is no gap), the wire fixing portion can be sufficiently bent. Accordingly, the wire can be securely fixed by a wire fixing portion of a metal terminal. | 02-12-2015 |
20150048915 | CHIP ELECTRONIC COMPONENT - A chip electronic component may include: a magnetic body including an insulating substrate; internal conductive pattern parts disposed on at least one surface of the insulating substrate; external electrodes disposed on the magnetic body and connected to the internal conductive pattern parts; and an additional magnetic layer disposed on a bottom surface of the magnetic body and covering portions of the external electrodes disposed on the bottom surface of the magnetic body. | 02-19-2015 |
20150054612 | SEMICONDUCTOR PACKAGE WITH AIR CORE INDUCTOR (ACI) HAVING A METAL-DENSITY LAYER UNIT OF FRACTAL GEOMETRY - Semiconductor packages with air core inductors (ACIs) having metal-density layer units of fractal geometry are described. In an example, an inductor structure includes a stack of metal loops. One or more input terminals is coupled to the stack of metal loops. One or more output terminals is coupled to the stack of metal loops. One or more metal-density layer units is disposed above and over the stack of metal loops. At least one of the metal-density layer units has a fractal geometry. | 02-26-2015 |
20150061809 | Coil Assembly - A coil assembly is provided, comprising a coil former, a coil, and a connection block which is pivotally joined to the coil former. The coil is wound while the connection block is pivoted away, the winding wire ends are soldered to the terminal pins, and the connection block is pivoted close to the coil. | 03-05-2015 |
20150061810 | MULTILAYER TYPE INDUCTOR AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a multilayer type inductor for implementing high quality factor (Q factor), and more particularly, a multilayer type inductor, including: a ceramic body formed by laminating a plurality of ceramic sheets; a coil electrode provided between the ceramic sheets and having an outer peripheral formed in a curved surface; and a pair of external terminals provided at both side portions of the ceramic body. | 03-05-2015 |
20150061811 | COIL COMPONENT - A coil component is provided with a coil, a base supporting the coil having a first surface parallel to an extending direction of the terminal section of the coil, and a terminal electrode having a first terminal portion printed on the first surface of the base. The first surface has a stepped surface including an upper stage surface and a lower stage surface. The first terminal portion has a stepped shape including an upper stage portion formed on the upper stage surface and a lower stage portion formed on the lower stage surface. The upper stage portion has a first terminal surface contacting the terminal section of the coil. The lower stage portion has a second terminal surface positioned on an extension line of the terminal section of the coil and not contacting the terminal section of the coil. | 03-05-2015 |
20150070123 | METHODS FOR FORMING CHIP-SCALE ELECTRICAL COMPONENTS - A method of forming a planar, low loss electrical component such as an inductor or transmission line is provided. A channel can be formed on a top surface of a substrate. A threading plate can be positioned on an upper surface of the channel. A wire or fiber can be introduced through the substrate, the channel, and the threading plate. The wire or fiber can then be guided into the channel using the threading plate. The substrate and the threading plate can then be removed. | 03-12-2015 |
20150084729 | MULTILAYER TYPE INDUCTOR - Disclosed herein is a multilayer type inductor, including: a ceramic body formed by multilayering a plurality of ceramic sheets; internal electrodes multilayered, having the ceramic sheet disposed therebetween; a dummy pattern disposed on any one of upper and lower surfaces of the ceramic body; and external terminals disposed at both ends of the ceramic body, whereby an inductance value is finely controlled. | 03-26-2015 |
20150091685 | ELECTRONIC COMPONENT AND METHOD FOR MANUFACTURING THE SAME - An electronic component includes a first magnetic substrate provided with a first notch portion and a second notch portion, a multilayer body, a coil which includes a coil portion, a first lead portion, and a second lead portion. The first lead portion and the second lead portion are connected to the two end portions of the coil portion and overlap the first notch portion and the second notch portion, respectively. The electronic component further includes a first outer electrode and a second outer electrode, a first connection portion and a second connection portion which connect the outer electrodes to the lead portions. Particles are disposed at joint portions of the lead portions and the connection portions and have a coefficient of linear expansion smaller than the coefficients of linear expansion of the first lead portion, the second lead portion, the first connection portion, and the second connection portion. | 04-02-2015 |
20150097647 | MAGNETIC SUBSTRATE AND METHOD OF MANUFACTURING THE SAME, BONDING STRUCTURE BETWEEN MAGNETIC SUBSTRATE AND INSULATING MATERIAL, AND CHIP COMPONENT HAVING THE BONDING STRUCTURE - A chip component includes a magnetic substrate having ferrite layers, and an insulating layer disposed on the magnetic substrate and having an electrode disposed therein. An external electrode is connected to the electrode on the insulating layer. The magnetic substrate and the insulating layer have a chemical coupling structure formed on an interface therebetween. The chemical coupling structure includes Si—O—C or Si—O—N. | 04-09-2015 |
20150102884 | COMMON MODE FILTER - A common mode filter is disclosed. The common mode filter in accordance with an embodiment of the present invention includes: a magnetic substrate; a dielectric layer laminated on the magnetic substrate; an external electrode formed on the dielectric layer in such a way that one surface thereof is exposed to an outside; a conductive pattern formed on a surface of the dielectric layer so as to be located on a same plane as the external electrode and having one end thereof connected with the external electrode; an insulator film formed on a surface of the conductive pattern; and a magnetic layer formed on the insulator film so as to cover an upper surface and a lateral surface of the conductive pattern. | 04-16-2015 |
20150102885 | TRANSFORMER - The present invention provides a transformer including a coiling frame, an iron core, and a fastener. There is a wire twining round the coiling frame, which has a through hole inside thereof. The iron core extends through the through hole and forms a magnet loop. The fastener comprises a first component and a second component. The first component connects with the second component in a horizontal direction thereby surrounding and fixing the coiling frame and the iron core. One advantage of the present invention is that the fastener fixing the coiling frame and the iron core has a split structure. The fastener is assembled with the coiling frame directly, and a combination of the coiling frame and the iron core need not be vertically assembled with the fastener so as to make the transformer assembling easier and avoid the size of the transformer troublesome. | 04-16-2015 |
20150116068 | COIL COMPONENT - There is provided a coil component capable of easily securing insulation between external connection terminals and a core at the time of being manufactured at a small size. To this end, the coil component includes: a bobbin including a winding part having a coil wound therein and a terminal coupling part having at least one external connection terminal coupled thereto, the at least one external connection terminal having a lead wire of the coil connected thereto; and a core coupled to the bobbin and electromagnetically coupled to the coil, wherein the bobbin includes at least one spacing block protruding between the external connection terminal and the core and extending a creepage distance between the external connection terminal and the core. | 04-30-2015 |
20150116069 | COIL COMPONENT AND METHOD OF MANUFACTURING THE SAME - There are provided a coil component having external connecting terminals firmly coupled to a bobbin thereof, and a method of manufacturing the same. The coil component includes: a bobbin having a coil wound therein; and at least one external connecting terminal coupled to the bobbin so that one end thereof protrudes outwardly, wherein the external connecting terminal includes a terminal pin inserted into the bobbin and an extension part enlarges a cross-sectional area of the terminal pin in the bobbin. | 04-30-2015 |
20150116070 | COIL COMPONENT - A coil component containing a drum core having a winding column, and an upper flange and a lower flange at both ends of the winding column, and a conductive wire wound around the winding column, a ring-type core having a through-hole accommodate the drum core in the through-hole, a pair of metal terminals arranged at outer side surfaces of the ring-type core; wherein each of the metal terminals includes: a side surface portion arranged to face the side surfaces of the ring-type core; a top surface portion bent away from the side surface to the top surface of the core; and a bottom surface portion bent away from the side surface portion to bottom surface of the core; the top surface portion has a pair of claws extending toward the center of the through-hole, the claws being bent toward the inside surface of the through-hole. | 04-30-2015 |
20150123757 | CHIP ELECTRONIC COMPONENT AND METHOD OF MANUFACTURING THE SAME - A chip electronic component may include an insulating layer formed on a lower portion of a side surface of an internal coil pattern to avoid a direct contact between the internal coil pattern and a magnetic material, thereby preventing a waveform distortion indicating a reduction in inductance at high frequency. | 05-07-2015 |
20150130577 | INSULATION PLANAR INDUCTIVE DEVICE AND METHODS OF MANUFACTURE AND USE - A low cost, high performance electronic device for use in electronic circuits and methods. In one exemplary embodiment, the device includes an interleaved flat coil and coil winding arrangement that ensures low leakage inductance while using a combination of flat coil windings and self-bonded Litz coil windings. The flat coil windings further include features that are configured to mate with the header assembly terminal pins which substantially simplify the manufacturing process. Methods for using and manufacturing the aforementioned inductive devices are also disclosed. | 05-14-2015 |
20150130578 | TRANSFORMER AND POWER SUPPLY DEVICE INCLUDING THE SAME - A transformer includes a magnetic core, a first coil unit and a second coil unit. The first coil unit is disposed within the magnetic core and includes a laminated board having layers laminated therein and conductive patterns. Respective ones of the conductive patterns are disposed on the laminated layers. The second coil unit includes a conductive wire spaced apart from the conductive patterns of the laminated board by an insulating distance. The conductive wire includes a triple-insulated wire surrounded by three sheets of insulating paper to maintain the insulating distance from the conductive patterns. | 05-14-2015 |
20150137927 | TRANSFORMER SKELETON AND A WINDING METHOD USING THE SAME - A transformer skeleton and a winding method using the same are provided. The transformer skeleton includes at least one limiting hook. The limiting hook and a pin of the transformer skeleton are located on a same side of the transformer skeleton. A wire, which is led out from a winding groove of the transformer skeleton, electrically contacts the pin and passes through the limiting hook. The limiting hook is used to prevent the wire from moving upward. The advantage of the transformer skeleton is that the transformer skeleton disposes at least one limiting hook which is used to prevent the wire from moving upward and only a single layer of the wire contacts the pin in order to reduce the height of a tin cone. The transformer skeleton can decrease the height of the tin cone by 70%˜80%, thereby efficiently decreasing the height and width of the transformer. | 05-21-2015 |
20150137928 | TRANSFORMER COIL - A bobbin includes a core portion extending in a z-axis direction, a flange portion at an end of the core portion on a negative direction side of the z-axis direction and extending from the core portion in an x-axis direction and a y-axis direction, and a projecting portion projecting toward the negative direction side of the z-axis direction from a surface S1 on the negative direction side of the flange portion in the z-axis direction. Pin terminals project from the surface S1 of the flange portion toward the negative direction side of the z-axis direction. A winding is wrapped around the core portion, with both ends respectively wrapped around the pin terminals. Both ends of the winding are respectively soldered to the pin terminals at a region between an end portion of the projecting portion on the negative direction side of the z-axis direction and the surface S1 of the flange portion. | 05-21-2015 |
20150145629 | ELECTRONIC COMPONENT AND CIRCUIT BOARD HAVING THE SAME MOUNTED THEREON - An electronic component and a circuit board having the same mounted thereon. The electronic component includes: a base part; a coil part provided on the base part and including a coil formed by disposing conductive patterns in a spiral shape and an external terminal connected to an end portion of the coil; and a cover part including an external electrode having a first surface contacting an upper surface of the external terminal and a second surface opposing the first surface and a magnetic material part provided on the coil part, made of a magnetic material, and exposing the second surface, wherein a surface area of the first surface is larger than a surface area of the second surface. | 05-28-2015 |
20150294779 | MULTILAYER ELECTRONIC COMPONENT - A multilayer electronic component includes a ceramic body including a plurality of insulating layers; an internal coil part in which a plurality of first internal coil patterns and a plurality of second internal coil patterns disposed on the insulating layers are connected to each other; and a first external electrode connected to first lead parts of the first and second internal coil patterns, and a second external electrode connected to second lead parts of the first and second internal coil patterns, wherein the first and second internal coil patterns are disposed on the insulating layers adjacent to each other and are connected to each other in parallel, and the via electrodes are disposed such that a plurality of via electrodes configure a single connection terminal. | 10-15-2015 |
20150302977 | COIL STRUCTURE AND ELECTRIC POWER CONVERSION DEVICE - Disclosed is a coil structure including: a first wire rod including a first coil portion and a first lead wire connected to the first coil portion, the first coil portion winding around a coil axis in a first space; a second wire rod including a second coil portion, the second coil portion winding around the coil axis in a second space, the second space being aligned with the first space along the coil axis; and an insulating structure including a first insulating section that insulates the first coil portion from the second coil portion. The first lead wire portion extends through the second space. The insulating structure fixes the first lead wire portion at a position that is away from the second coil portion by not less than a minimum creepage distance between the first and second coil portions, the minimum creepage distance being defined by the first insulating section. | 10-22-2015 |
20150318105 | ELECTRODE STRUCTURE AND THE CORRESPONDING ELECTRICAL COMPONENT USING THE SAME AND THE FABRICATION METHOD THEREOF - An electrical component is disclosed, wherein the electrical component comprises: a body; a conductive element, disposed in the body, wherein at least one portion of a first terminal part of the conductive element is exposed outside of the body; a conductive and adhesive layer, overlaying on the body and covering a first portion of the terminal part of the conductive element, wherein a second portion of the terminal part of the conductive element is not covered by the conductive and adhesive layer; and at least one metal layer, overlaying on the conductive and adhesive layer and covering the second portion of the terminal part of the conductive element, wherein the at least one metal layers is electrically connected to the second portion of the terminal part of the conductive element for electrically connecting with an external circuit. | 11-05-2015 |
20150325360 | MULTILAYER INDUCTOR - Disclosed herein is a multilayer inductor. The multilayer inductor according to an exemplary embodiment of the present invention includes a laminate on which a plurality of body sheets are multilayered; a coil part configured to have internal electrode patterns formed on the body sheet; a first gap made of a non-magnetic material located between the multilayered body sheets; a second gap made of a dielectric material located between the multilayered body sheets and located on a layer different from the first gap; and external electrodes formed on both surfaces of the laminate and electrically connected with both ends of the coil part. By this configuration, the exemplary embodiment of the present invention can remarkably improve DC biased characteristics without reducing breaking strength of the inductor. | 11-12-2015 |
20150325363 | COMMON MODE FILTER AND MANUFACTURING METHOD THEREOF - A common mode filter and a manufacturing method thereof are disclosed. A common mode filter in accordance with an aspect of the present invention includes: a substrate: a filter layer disposed on the substrate and configured to remove a signal noise; an electrode column formed to be bent along a perimetric portion of the filter layer and electrically connected with the filter layer; an electrode pad formed to have a larger longitudinal cross-sectional area than the electrode column and integrally coupled on the electrode column; and a magnetic layer formed on a layer on which the electrode column and the electrode pad are formed. | 11-12-2015 |
20150325364 | ELECTRODE STRUCTURE AND THE CORRESPONDING ELECTRICAL COMPONENT USING THE SAME AND THE FABRICATION MERHOD THEREOF - An electrical component is disclosed, wherein the electrical component comprises: a body and an electrode structure disposed on a first surface of the body, wherein the electrode structure comprises an inner metal layer and an outer metal layer, wherein a terminal of a conductive element of the electrical component is disposed between the inner metal layer and the outer metal layer, wherein the terminal of the conductive element of the electrical component is electrically connected to the inner metal layer and the outer metal layer for electrically connecting with an external circuit. | 11-12-2015 |
20150332840 | MULTILAYER INDUCTOR DEVICE - A multilayer inductor device ( | 11-19-2015 |
20150357115 | COIL COMPONENT - A coil component includes a substrate, a planar spiral conductor formed on a top surface of the substrate, a lead conductor connected to an outer peripheral end of the planar spiral conductor, a dummy lead conductor formed on the top surface of the substrate between an outermost turn of the planar spiral conductor and an end of the substrate and free from an electrical connection with another conductor within the same plane, external electrodes and arranged in parallel with the top surface of the substrate, and a bump electrode formed on a surface of the lead conductor and connects the lead conductor with the external electrode. The external terminals have a larger area than the bump electrodes for securing a bonding strength. | 12-10-2015 |
20150364242 | INDUCTOR STRUCTURE AND APPLICATION THEREOF - The present disclosure relates to composite inductor structures for use in integrated circuits. There is provided a composite inductor structure comprising a first inductor coil and a second inductor coil. The second inductor coil comprises a multi-turn loop that surrounds the first inductor coil. The first inductor coil comprises two multi-turn loops which are connected in a figure-of-eight configuration about a central terminal so as to cause a current flowing in a first loop of the multi-turn loops to circulate around the first loop in a first rotational direction, and a current flowing in a second loop of the multi-turn loops to circulate around the second loop in a second rotational direction opposite the rotational direction of current flow in the first loop, said direction of current flow in the first and second loops being mirror images of each other. | 12-17-2015 |
20150371753 | CHIP COIL COMPONENT - A chip coil component may include: a ceramic body including a plurality of first to fourth insulating layers, and an internal coil including a first internal pattern part having the plurality of first insulating layers on which first pattern portions are disposed and a second internal pattern part having the plurality of second insulating layers on which second pattern portions are disposed. The first pattern portions disposed on the plurality of first insulating layers are disposed to correspond to each other and are connected to each other by two first connection terminals each having one via electrode, and the second pattern portions disposed on the plurality of second insulating layers are disposed to correspond to each other and are connected to each other by two second connection terminals each having one via electrode. | 12-24-2015 |
20150371766 | COIL COMPONENT AND METHOD OF PRODUCING THE SAME - A coil component is provided with first wire and second wires that are wound around a winding core. n | 12-24-2015 |
20150380150 | Electric Transformer Component - An electrical transformer component includes a central limb having a first and a second end section and a central section, which is arranged between the first and second end sections. The component also includes an outer limb having a holding device for holding the central limb on the outer limb. At least one of the first and second end sections of the central limb is held on the holding device of the outer limb. At least two wires are wound directly onto part of the surface of the central section of the central limb. | 12-31-2015 |
20160005528 | HIGH PERFORMANCE HIGH CURRENT POWER INDUCTOR - An electromagnet component assembly includes a preformed conductive winding formed in at least first and second pieces for assembly with a single magnetic core with a simplified and relatively low cost manufacture. The assembly provides a power inductor operable at higher current, higher power levels with reduced direct current resistance. | 01-07-2016 |
20160012958 | THREE-DIMENSION SYMMETRICAL VERTICAL TRANSFORMER | 01-14-2016 |
20160012961 | INDUCTOR COMPONENT AND METHOD FOR MANUFACTURING THE SAME | 01-14-2016 |
20160012962 | ELECTRODE STRUCTURE AND THE CORRESPONDING ELECTRICAL COMPONENT USING THE SAME AND THE FABRICATION METHOD THEREOF | 01-14-2016 |
20160012964 | POWER SUPPLY APPARATUS FOR VEHICLE AND INSULATION STRUCTURE APPLIED TO THE SAME | 01-14-2016 |
20160027569 | CERAMIC ELECTRONIC COMPONENT AND MANUFACTURING METHOD THEREFOR - A ceramic electronic component that includes a ceramic element, and external electrodes on the surface of the ceramic element. Voids of the ceramic element and voids at the interfaces between the ceramic element and the external electrodes are filled with a resin composition. The resin composition is formed by applying, to the ceramic electronic component, a resin-containing solution that has the function of etching the surface of the ceramic element to ionize constituent elements of the ceramic element. The resin composition includes a resin, and cationic elements among the constituent elements of the ceramic elements, which are ionized and deposited from the ceramic element. | 01-28-2016 |
20160027574 | COIL COMPONENT - A coil component includes: a pillar part, quadrangular planar parts formed at both ends of the pillar part, a coil formed by winding an insulating sheath conductor around the pillar part, electrode terminals that are electrically connected to both ends of the coil, and an outer sheath covering the coil at least partially; wherein the pillar part and quadrangular planar parts are made of ferrite material; the outer sheath contains metal magnetic grains and resin material; and based on a section obtained by cutting through the center of the pillar part vertically to the long-axis direction of the pillar part, the cross-section area of the pillar part is greater than the cross-section area of the outer sheath. | 01-28-2016 |
20160035478 | MAGNETIC DEVICE - Coil patterns are provided in layers of a board to be wound in a same direction. The coil pattern is wound outwardly in a last layer on a rear-most side and in each even-numbered layer. The coil pattern is wound inwardly in each odd-numbered layer other than the last layer. An inner end portion of the coil pattern in each odd-numbered layer is connected to an inner end portion of the coil pattern in an adjacent back-side layer. An outer end portion of the coil pattern in each even-numbered layer, and an outer end portion of the coil pattern in an adjacent back side layer or an inner end portion of the coil pattern in the last layer are connected by the individual inter-layer connection portion. Outer end portions of the coil patterns in a first-numbered layer and the last layer are connected to respective terminal portions. | 02-04-2016 |
20160035482 | COIL COMPONENT AND ELECTRONIC DEVICE EQUIPPED WITH THE SAME - A coil component includes: a pillar part; first and second rectangular planar parts, each having long sides L, short sides S, and thickness T; a coil formed around the pillar part; two terminal electrodes electrically connected to both ends of the coil; and an outer sheath containing magnetic grains and resin material and covering the coil at least partially; wherein the thickness P | 02-04-2016 |
20160035483 | COIL COMPONENT - A coil component includes a core formed by a magnetic material, a coil embedded in the core, a part of a terminal portion of the coil protruded from a side surface of the core, and a tabular terminal, a part thereof protruded from the side surface of the core and partly connected with the protruded part of the terminal portion of the coil. The protruded part of the terminal portion of the coil and the protruded part of the tabular terminal are respectively bent toward the bottom surface side of the core along the side surface of the core, and the protruded and bent part of the terminal portion of the coil is arranged between the protruded and bent part of the tabular terminal and the core. | 02-04-2016 |
20160055961 | WIRE WOUND INDUCTOR AND MANUFACTURING METHOD THEREOF - A wire wound inductor and a manufacturing method thereof. A wire wound inductor in accordance with an aspect of the present invention includes a magnetic core, a coil being wound and installed in the magnetic core, and a conductive resin layer being formed on each of both ends of the magnetic core for electrical connection with the coil. The conductive resin layer includes a head covering a surface of the end of the magnetic core and a band being extended from the head to a lateral surface of the end of the magnetic core, and the head is formed to be relatively thinner than the band. | 02-25-2016 |
20160078994 | COIL COMPONENT AND BOARD HAVING THE SAME - There are provided a coil component and a board having the same. The coil component may include: a magnetic body including a substrate having two cores, first and second coil parts disposed on one surface of the substrate, and third and fourth coil parts disposed on the other surface of the substrate; a connection part disposed to penetrate through the two cores in the magnetic body and connecting the two cores to each other; and first to fourth external electrodes disposed on outer surfaces of the magnetic body and connected to the first to fourth coil parts. | 03-17-2016 |
20160078995 | COIL COMPONENT AND BOARD HAVING THE SAME - There are provided a coil component and a board having the same. The coil component includes: a magnetic body including first and second coil parts disposed to be symmetrical to each other on one surface of a substrate on the basis of a central portion of the magnetic body and third and fourth coil parts disposed to be symmetrical to each other on the other surface of the substrate on the basis of the central portion of the magnetic body; and first to fourth external electrodes disposed on outer surfaces of the magnetic body and connected to the first to fourth coil parts. | 03-17-2016 |
20160086714 | CHIP ELECTRONIC COMPONENT AND BOARD HAVING THE SAME - There is provided a chip electronic component including: a magnetic body containing magnetic metal powder particles and a thermosetting resin; an internal coil part embedded in the magnetic body; and a surface protection layer with which a surface of the magnetic body is coated. The surface protection layer may prevent a plating spreading phenomenon occurring on a surface of the chip electronic component at the time of forming external electrodes. | 03-24-2016 |
20160086718 | TRANSFORMER STRUCTURE - A transformer structure includes a first conductive plate, a second conductive plate, a circuit board and a core assembly. The first conductive plate has a first through hole and two first pins, and the first pins are formed by bending two ends of the first conductive plate respectively. The second conductive plate is installed opposite to the first conductive plate and has a second through hole and two second pins, and second pins are formed by bending the two ends of the second conductive plate respectively. The circuit board includes a winding, a positioning portion and a third through hole. The core assembly is electromagentically coupled to the first conductive plate, the circuit board and the second conductive plate and passed through the first, second and third through holes to provide a high amperage and low-profile transformer structure. | 03-24-2016 |
20160086722 | COMMON MODE FILTER AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a common mode filter in order to improve attenuation of the common mode filter, the common mode filter including: a support substrate; an insulation layer provided on the support substrate and including a coil pattern formed therein; and a non-magnetic dielectric body provided on the insulation layer. | 03-24-2016 |
20160104563 | CHIP ELECTRONIC COMPONENT - There is provided a chip electronic component including: a magnetic body including an insulating substrate and having a size thereof in a length direction thereof larger than that in a width direction thereof; and an internal coil part provided on at least one surface of the insulating substrate, wherein a width of the internal coil part measured in the length direction of the magnetic body on the basis of the center of the magnetic body in the width direction thereof is larger than a width of the internal coil part measured in the width direction of the magnetic body on the basis of the center of the magnetic body in the length direction thereof. | 04-14-2016 |
20160111205 | CHIP COMPONENT AND MANUFACTURING METHOD THEREOF - There are provided a chip component and a manufacturing method thereof. The chip component according to an exemplary embodiment of the present disclosure includes: a multilayer body including a plurality of insulating layers and having a bottom surface provided as a mounting surface and a top surface opposing the bottom surface; first external electrodes disposed on the bottom surface of the multilayer body; and second external electrodes disposed on both end surfaces of the multilayer body in a length direction of the multilayer body and the bottom surface of the multilayer body, wherein the second external electrodes are disposed to cover at least portions of the first external electrodes. | 04-21-2016 |
20160118178 | CHIP INDUCTOR - Disclosed herein is a chip inductor. The chip inductor according to the present invention includes a substrate on which a trough-hole is formed, a conductive coil that is formed on the substrate, an upper resin composite magnetic layer that is filled to surround the conductive coil so that a core is formed on a center portion of the substrate, a lower resin composite magnetic layer that is formed on a bottom portion of the substrate, and an external electrode that is formed on both sides of the upper and lower resin composite magnetic layers. | 04-28-2016 |
20160118182 | ELECTRICAL CONNECTION APPARATUS - A contactless electrical connection apparatus that has a simple structure and can cover a broad spectrum is provided. The electrical connection apparatus is configured including a pair of connectors each having a conductive portion shaped as a loop that has a winding number of | 04-28-2016 |
20160118183 | COIL COMPONENT - A core of a coil component is formed of a first flange, a second flange, and a winding core connecting the first flange and the second flange to each other. A winding is wound around the winding core. The core is formed of a first part and a second part, the second part having a smaller magnetic permeability and a higher rigidity than the first part. The second part is formed of an end portion of the first flange on one side in an extension direction of the first flange and an end portion of the second flange on one side in an extension direction of the second flange. | 04-28-2016 |
20160118184 | INDUCTOR - An inductor including: a core having a winding core portion for winding a winding wire and two flange portions disposed on both ends of the winding core portion; and a winding wire wound around the winding core portion for multiple layers, the winding wire including: a forward winding layer having multiple turns on the winding core portion along a forward direction from one of the two flange portions toward the other flange portion; a backward winding layer following the forward winding layer and having at least one turn on the forward winding layer along a backward direction opposite to the forward direction; and a return winding portion following the backward winding layer and passing over the backward winding layer in the forward direction to reach the winding core portion on the forward direction side of the forward winding layer within less than 1/2 turn. | 04-28-2016 |
20160126006 | COIL COMPONENT ASSEMBLY AND COIL COMPONENT - A coil component assembly includes a support member, a plurality of processed spaces penetrating through the support member, a plurality of coils disposed in the plurality of processed spaces, respectively, and a magnetic material covering the support member and the plurality of coils. The coil component assembly can be diced to form individually coil components. | 05-05-2016 |
20160126008 | Magnetic Core Inductor Integrated with Multilevel Wiring Network - An inductor is integrated into a multilevel wiring network of a semiconductor integrated circuit. The inductor includes a planar magnetic core and a conductive winding. The conductive winding turns around in generally spiral manner on the outside of the planar magnetic core. The conductive winding is piecewise constructed of wire segments and of VIAs. The wire segments pertain to at least two wiring planes and the VIAs are interconnecting the at least two wiring planes. Methods for such integration, and for fabricating laminated planar magnetic cores are also presented. | 05-05-2016 |
20160133374 | COMMON MODE CHOKE COIL - A common mode choke coil includes a laminated-type coil that has high breakdown voltage reliability. Coil conductors and a coil conductor for a secondary coil are laminated so as to be respectively interposed between, coil conductors for a primary coil, two coil conductors connected to each other by an inner circumferential side via hole conductor and two coil conductors connected by an inner circumferential side via hole conductor. Meanwhile, in the primary coil, an outer circumferential side via hole conductor is provided so as to pass through only one insulation layer, and accordingly, a length of the outer circumferential side via hole conductor in an axis line direction thereof is reduced. As a result, an amount of conductive material used for the outer circumferential side via hole conductor that diffuses during firing can be reduced, and a drop in a thickness of the insulation layers can be suppressed. | 05-12-2016 |
20160133376 | MULTILAYER COIL - A coil is provided at a multilayer body including insulating layers stacked on one another. The coil includes linear conductors connected by via conductors to make a looped track when viewed from a layer stacking direction. The linear conductors include a first linear conductor contacting with an external electrode provided on the surface of the multilayer body, and a second linear conductor forming a half of the looped track. The first linear conductor includes a coil portion forming a part of the looped track. The second linear conductor is adjacent to the first linear conductor with one of the insulating layers in-between, and a first end of the second linear conductor is connected to a first end of the first linear conductor by a first via conductor. A second end of the second linear conductor does not overlap the first linear conductor when viewed from the layer stacking direction. | 05-12-2016 |
20160133377 | COIL COMPONENT AND MANUFACTURING METHOD THEREOF - Disclosed herein is a coil component that includes: a drum core that includes first and second flange portions having wire connection portions and a winding core portion located between the first and second flange portions; a coated conductive wire that is wound around the winding core portion, each end of the coated conductive wire being connected to respective one of the wire connection portions; and a resin coating layer that covers at least the coated conductive wire located in a first layer in the winding core portion. | 05-12-2016 |
20160141094 | TRANSFORMER AND BOBBIN THEREOF - A bobbin is provided. The bobbin includes a base, a first pin unit and a second pin unit. The base includes a first surface, a first side and a second side. The first pin unit is connected to the first side. The first pin unit includes a first connection portion. The first connection portion is connected to the base. The first connection portion includes a first enhancing structure. The first enhancing structure protrudes from the first surface, the first enhancing structure includes a first lateral wall. The first lateral wall is connected to the first surface. A first boundary line exists where the first lateral wall is connected to the first surface, and the first boundary line is not a straight line. The second pin unit is connected to the second side. | 05-19-2016 |
20160141095 | INDUCTOR FOR HIGH SIDE DC/DC CONVERTOR - An inductor for a high side DC/DC convertor is provided for an environmentally friendly vehicle, which improves the property of DC bias. The inductor includes a core having a central core around which a wire is wound, a front core and a rear core that are attached integrally to a front and a rear of the central core, respectively, and a left core and a right core that are spaced from both sides of the central core and are attached integrally to the front core and the rear core. Additionally, a wire is wound around the central core in a length direction thereof. | 05-19-2016 |
20160141102 | SUBSTRATE-LESS ELECTRONIC COMPONENT AND THE METHOD TO FABRICATE THEREOF - An electronic component is disclosed, the electronic component comprising: a conductive structure, comprising a plurality of conductive layers separated by a plurality of insulating layers, wherein the plurality of conductive layers and the plurality of insulating layers are stacked in a vertical direction, wherein the plurality of conductive layers forms at least one coil, wherein each of the coil is formed along the vertical direction across said plurality of conductive layers, wherein the plurality of insulating layers are not supported by a substrate. | 05-19-2016 |
20160142036 | BALUNS FOR RF SIGNAL CONVERSION AND IMPEDANCE MATCHING - A magnetically-coupled structure is integrated with an integrated circuit in back end-of-line (BEOL) digital CMOS fabrication processes. A differential primary (or secondary) coil is formed by patterning a thick copper (Cu) metal layer, and a single-ended secondary (or primary) coil is formed by patterning a thick aluminum (Al) top metal bonding layer. Crossovers and/or cross-unders are formed using thin metal layers. One embodiment provides a stacked balun with a differential primary input winding defined in the copper layer, directly underneath a single-ended spiral winding defined in the aluminum layer. The spiral forms the single-ended secondary output of the balun and is rotated by 90° to prevent metal shorting for its cross-under connections. Another embodiment provides a transformer with one differential primary (or secondary) coil defined in the copper layer and another differential secondary (or primary) coil defined in the aluminum layer and adding a center tap. The position of the tap is selected to compensate for phase differences and provide desired balance. | 05-19-2016 |
20160148743 | Ethernet Magnetics Package Wire Terminations - In one implementation, an apparatus is configured to aid in the manufacturing or assembling of electronic surface mount packages. The apparatus includes a common mode choke base configured to support a common mode choke. The apparatus includes terminal contacts coupled to the common mode choke base. The terminal contacts are aligned with wires connected to the common mode choke. The apparatus includes a support member including a wire supporting portion aligned with the wires connected to the common mode choke and a central portion configured to support the common mode choke base. | 05-26-2016 |
20160148750 | COIL COMPONENT - A coil component capable of easily securing insulation between external connection terminals and a core at the time of being manufactured at a small size. To this end, the coil component includes: a bobbin including a winding part having a coil wound therein and a terminal coupling part having at least one external connection terminal coupled thereto, the at least one external connection terminal having a lead wire of the coil connected thereto; and a core coupled to the bobbin and electromagnetically coupled to the coil, wherein the bobbin includes at least one spacing block protruding between the external connection terminal and the core and extending a creepage distance between the external connection terminal and the core. | 05-26-2016 |
20160148754 | METHOD OF ASSEMBLING A TRANSFORMER - A method of assembling a transformer/reactor is disclosed comprising the steps of: receiving a first coil having a first coil end conductor; receiving a second coil having a second coil end conductor; mounting the first coil and second coil on respective limbs of a magnetic core; arranging the first coil such that the first conductor projects outwardly from the first coil from a point between the first and second coils; arranging the second coil such that the second conductor projects outwardly from the second coil from a point between the first and second coils; and connecting the conductors to form an interconnection between the coils. | 05-26-2016 |
20160155562 | OXIDE CERAMIC AND CERAMIC ELECTRONIC COMPONENT | 06-02-2016 |
20160155563 | Enhanced Track Resistant Dome Structure For Dry-Type Cast Coil Transformer | 06-02-2016 |
20160163451 | INDUCTOR, TRANSFORMER, AND METHOD - In accordance with an embodiment, a circuit element includes a flexible foldable substrate having portions of a first inductor formed on first and second major surfaces of the flexible substrate. In accordance with another embodiment, a first electrically conductive having a first terminal, a second terminal, and a first annular-shaped portion between the first terminal and the second terminal trace is formed on a first portion of the first major surface. A second electrically conductive trace having a first terminal, a second terminal, a first annular-shaped portion between the first terminal and the second terminal of the second electrically conductive trace, and a second annular-shaped portion between the first terminal and the second terminal of the second electrically conductive trace is formed on the second major surface. The first electrically conductive trace is coupled to the second electrically conductive trace by a thru-via. | 06-09-2016 |
20160172100 | ELECTRONIC COMPONENT AND COMMON MODE CHOKE COIL | 06-16-2016 |
20160172102 | ELECTRONIC COMPONENT AND METHOD OF MANUFACTURING THE SAME | 06-16-2016 |
20160172103 | ELECTRONIC COMPONENT AND METHOD OF MANUFACTURING THE SAME | 06-16-2016 |
20160189840 | ELECTRONIC COMPONENT AND METHOD OF MANUFACTURING THE SAME - An electronic component includes a magnetic body, and a coil pattern embedded in the magnetic body and including internal coil parts having a spiral shape and lead parts connected to ends of the internal coil parts and externally exposed from the magnetic body. The lead parts include a plurality of protruding portions spaced apart from each other and connected to the ends of the internal coil parts to protrude externally from the ends of the internal coil parts. | 06-30-2016 |
20160189849 | ELECTRONIC COMPONENT AND METHOD OF MANUFACTURING THE SAME - An electronic component includes a magnetic body having first and second end surfaces opposing each other and first and second side surfaces connected to the first and second end surfaces, and first and second internal coil patterns disposed in the magnetic body and including coil pattern portions having a spiral shape and lead portions connected to ends of the coil pattern portions and exposed to one surfaces of the magnetic body, respectively. The coil pattern portions are exposed to the first and second side surfaces, and first and second side parts are disposed on the first and second side surfaces. A manufacturing method therefore is presented. | 06-30-2016 |
20160189852 | COIL COMPONENT AND METHOD OF MANUFACTURING THE SAME - A coil component may include a core element, a coil conductor embedded in a surface of the core element, and a cover element bonded to the surface of the core element in which the coil conductor is embedded. Since the core element and the cover element are integrally formed, common failures, such as delamination or cracks, may be suppressed, and thereby product reliability may be improved. | 06-30-2016 |
20160189853 | SURFACE-MOUNT INDUCTOR AND METHOD FOR MANUFACTURING THE SAME - A surface-mount inductor having a coil formed by winding a wire and a molded body for accommodating the coil, wherein the coil includes: a pair of first rolls of wire of a rectangular section which are wound in a two-roll arrangement, both ends of the wire being positioned at their outermost turns; | 06-30-2016 |
20160189854 | SURFACE-MOUNT INDUCTOR AND METHOD FOR MANUFACTURING THE SAME - A surface-mount inductor including a coil formed by winding a rectangular wire and a molded body for accommodating the coil, where the coil includes: a first roll formed by winding a rectangular wire, a second roll formed by winding the rectangular wire in position adjacent to the first roll along the winding axis, and a third roll formed by winding the rectangular wire on the second roll in a partially overlapping manner in a position adjacent to and opposite from the first roll along the winding axis, the ends of the wire being brought out from the outermost turns of the first roll and the third roll as lead ends, and the winding axis is parallel with the mounting face and the lead ends being extended over the surface of the molded body, as well as the method for manufacturing the same. | 06-30-2016 |
20160189855 | Network transformer and producing method thereof - A network transformer includes: a first magnetic ring; a first cable winded on the first magnetic ring, wherein the first cable comprises a first wire, a second wire, a third wire and a fourth wire; a second magnetic ring; and a second cable winded on the second magnetic ring, wherein the second cable comprises a fifth wire and a sixth wire; wherein a first end of the first wire is connected to a first end of the fifth wire, and a second end of the first wire is connected to a first end of the sixth wire. A producing method of the network transformer is also provided. With the above structure and producing method, automatic devices are applicable for producing the network transformer, which simplifies operation, improves production efficiency, and lowers labor costs. | 06-30-2016 |
20160189857 | Common Mode Choke Coil - The present invention provides a common mode choke coil that has a higher coupling factor than that of a conventional common mode choke coil and that is easy to be assembled. A common mode choke coil according to the present invention includes a first coil portion | 06-30-2016 |
20160196906 | COIL-EMBEDDED SUBSTRATE AND METHOD OF MANUFACTURING THE SAME | 07-07-2016 |
20160196914 | METHOD OF MANUFACTURING AN ELECTRONIC COMPONENT | 07-07-2016 |
20190148053 | COIL COMPONENT | 05-16-2019 |
20190148060 | MAGNETIC COUPLING COIL COMPONENT | 05-16-2019 |
20190149120 | BALUNS FOR RF SIGNAL CONVERSION AND IMPEDANCE MATCHING | 05-16-2019 |