Patent application number | Description | Published |
20080284033 | Semiconductor device and method for manufacturing semiconductor device - A semiconductor device includes a first metal foil, an insulating sheet mounted on an upper surface of the first metal foil main, at least one second metal foil mounted on the insulating sheet, at least one solder layer mounted on the at least one second metal foil, and at least one semiconductor element mounted on the at least one second metal foil through the at least one solder layer. The at least one semiconductor has a thickness of 50 μm or greater and less than 100 μm. | 11-20-2008 |
20090246910 | Semiconductor device manufacturing method - A semiconductor device manufacturing method includes the steps of preparing a semiconductor element having a first electrode, a second electrode, and a third electrode facing the first electrode and second electrode, the first electrode and second electrode being electrically separated by an insulating layer; arranging a first conductive bonding material on a first metal foil and placing the semiconductor element on the first conductive bonding material; supporting a sheet-shape second conductive bonding material by the insulating layer; arranging a first post electrode and a second post electrode above the first and second electrodes respectively with the second conductive bonding material intervening therebetween; and forming a first conductive bonding layer for bonding the first electrode and the first post electrode, a second conductive bonding layer for bonding the second electrode and the second post electrode, and a third conductive bonding layer for bonding the third electrode and the first metal foil. | 10-01-2009 |
20130267064 | METHOD FOR MANUFACTURING A SEMICONDUCTOR DEVICE - A method for manufacturing a semiconductor device has a step of forming a first substrate; a step of facing a first main electrode to the first metal foil, and electrically connecting the first main electrode and the first metal foil; a step of facing a second main electrode to the second metal foil, and electrically connecting the second main electrode and the second metal foil; a step of forming a second substrate; and steps of facing a surface side of the second substrate to a surface side of the first substrate; electrically connecting the third metal foil and a third main electrode provided on a main surface of the first semiconductor element; and electrically connecting the fourth metal foil and a fourth main electrode provided on a main surface of the second semiconductor element. | 10-10-2013 |
20140124936 | POWER SEMICONDUCTOR MODULE AND METHOD OF MANUFACTURING SAME - A power semiconductor module has an insulating layer; a copper base substrate having first and second copper blocks, either the first or the second copper block being fixed on one side and the other being fixed on the other side of the insulating layer; a plurality of power semiconductor elements using silicon carbide, and having one side fixed onto the first copper block with a conductive bond layer; a plurality of implant pins fixed to the other side of each of the plurality of power semiconductor elements with a conductive bond layer; a printed circuit board fixed to the implant pins and disposed to face the power semiconductor elements; a first sealing material containing no flame retardant, and disposed at least between the power semiconductor elements and the printed circuit board; and a second sealing material containing a flame retardant, and disposed to cover the first sealing material. | 05-08-2014 |
20140346676 | SEMICONDUCTOR DEVICE - Semiconductor chips are disposed on an insulating substrate with conductive patterns, and a printed circuit board with metal pins is disposed above the insulating substrate with conductive patterns, with the semiconductor chips therebetween. A plurality of external lead terminals is fixed to the insulating substrate with conductive patterns, with the plurality of external lead terminals disposed adjacent to each other in parallel. Furthermore, metal foil pieces, formed on front and rear surfaces of the printed circuit board with metal pins respectively so as to face each other, are disposed above the semiconductor chips. | 11-27-2014 |
20150109738 | UNIT FOR SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE - A semiconductor device has a single unit capable of improving adhesion to a cooling body and a heat dissipation performance, and an aggregate of the single units is capable of configuring any circuit at a low cost. A single unit includes copper blocks, an insulating substrate with a conductive pattern, an IGBT chip, a diode chip, a collector terminal pin, implant pins fixed to the chips by solder, a printed circuit board having the implant pins fixed thereto, an emitter terminal pin, a control terminal pin, a collector terminal pin, and a resin case having the above-mentioned components sealed therein. The copper blocks make it possible to improve adhesion to a cooling body and the heat dissipation performance. A plurality of single units can be combined with an inter-unit wiring board to form any circuit. | 04-23-2015 |
20150243640 | SEMICONDUCTOR DEVICE - A semiconductor device includes an insulating substrate having a first conductive pattern on a first insulating substrate; a first semiconductor element having one surface fixed to the first conductive pattern; a printed circuit board having a conductive layer on a second insulating substrate and a plurality of metal pins fixed to the conductive layer; and a third insulating substrate. A portion of pins constituting the metal pins is fixed to other surface of the first semiconductor element, and the printed circuit board with the metal pins is sandwiched between the insulating substrate having the first conductive pattern and the third insulating substrate. | 08-27-2015 |
20150380338 | SEMICONDUCTOR DEVICE - In a semiconductor device, an insulated substrate is bonded with a cooling body with lowered thermal resistance without a holding unit. The semiconductor device includes an insulated substrate where a wiring pattern copper plate unit for forming a plurality of wiring patterns is disposed on one side of an insulating plate unit, and a heat radiation copper plate unit disposed on the other side of the insulating plate unit; a semiconductor chip mounted on the wiring pattern copper plate unit; a cooling body contacted with the heat radiation copper plate unit; and a wiring conductor plate connected between the semiconductor chip and the wiring pattern copper plate unit. The heat radiation copper plate unit and the cooling body are bonded with a metal sintered material, and thicknesses of the wiring pattern copper plate unit and the heat radiation copper plate unit are set to such thermal stress is relaxed. | 12-31-2015 |