公开(公告)号：US20240030080A1

公开(公告)日：2024-01-25

申请号：US18255952

申请日：2022-01-05

Applicant: ROHM CO., LTD.

Inventor： Akihiro KOGA

IPC: H01L23/31 ,  H01L23/498

CPC classification number: H01L23/315 ,  H01L23/49844 ,  H01L23/49805 ,  H01L24/73

Abstract: A semiconductor device includes: a semiconductor element; a plurality of first leads electrically connected to the semiconductor element; and a sealing resin having a top surface and a bottom surface facing away from each other in a thickness direction of the semiconductor element, the sealing resin covering the semiconductor element and a portion of each of the first leads. The sealing resin has an opening extending from the top surface to the bottom surface. Each of the plurality of first leads has a covered portion covered with the sealing resin, and an exposed portion connected to the covered portion and exposed from the sealing resin. As viewed in the thickness direction, at least one of the exposed portions of the plurality of first leads is housed in the opening.

公开(公告)号：US20190378787A1

公开(公告)日：2019-12-12

申请号：US16549535

申请日：2019-08-23

Applicant: ROHM CO., LTD.

Inventor： Shoji YASUNAGA ,  Akihiro KOGA

IPC: H01L23/495 ,  H01L23/52 ,  H01L23/00 ,  H01L23/433 ,  H01L23/31 ,  H01L23/367 ,  H01L23/373

Abstract: A semiconductor device includes two or more semiconductor elements, a lead with island portions on which the semiconductor elements are mounted, a heat dissipation member for dissipating heat from the island portions, a bonding layer bonding the island portions and the heat dissipation member, and a sealing resin covering the semiconductor elements, the island portions and a part of the heat dissipation member. The bonding layer includes mutually spaced individual regions provided for the island portions, respectively.

公开(公告)号：US20180366397A1

公开(公告)日：2018-12-20

申请号：US16114900

申请日：2018-08-28

Applicant: ROHM CO., LTD.

Inventor： Shoji YASUNAGA ,  Akihiro KOGA

IPC: H01L23/495 ,  H01L23/373 ,  H01L23/31 ,  H01L23/00

CPC classification number: H01L23/49568 ,  H01L23/3107 ,  H01L23/3142 ,  H01L23/367 ,  H01L23/3731 ,  H01L23/4334 ,  H01L23/49503 ,  H01L23/49513 ,  H01L23/4952 ,  H01L23/49548 ,  H01L23/49555 ,  H01L23/49575 ,  H01L23/49582 ,  H01L23/52 ,  H01L24/06 ,  H01L24/29 ,  H01L24/32 ,  H01L24/45 ,  H01L24/48 ,  H01L24/49 ,  H01L24/73 ,  H01L24/78 ,  H01L24/85 ,  H01L2224/04042 ,  H01L2224/05552 ,  H01L2224/05553 ,  H01L2224/05644 ,  H01L2224/0603 ,  H01L2224/27013 ,  H01L2224/29101 ,  H01L2224/29339 ,  H01L2224/32245 ,  H01L2224/45015 ,  H01L2224/45124 ,  H01L2224/45144 ,  H01L2224/4809 ,  H01L2224/48091 ,  H01L2224/48137 ,  H01L2224/48139 ,  H01L2224/48195 ,  H01L2224/48247 ,  H01L2224/48257 ,  H01L2224/48465 ,  H01L2224/48472 ,  H01L2224/48997 ,  H01L2224/4903 ,  H01L2224/49171 ,  H01L2224/49505 ,  H01L2224/73265 ,  H01L2224/78301 ,  H01L2224/83385 ,  H01L2224/85045 ,  H01L2224/85181 ,  H01L2224/85439 ,  H01L2224/85951 ,  H01L2924/12042 ,  H01L2924/1305 ,  H01L2924/13055 ,  H01L2924/1306 ,  H01L2924/13091 ,  H01L2924/181 ,  H01L2924/1815 ,  H01L2924/18301 ,  H01L2924/19041 ,  H01L2924/19042 ,  H01L2924/19043 ,  H01L2924/19105 ,  H01L2924/351 ,  H01L2924/35121 ,  H01L2924/00014 ,  H01L2924/20753 ,  H01L2924/2076 ,  H01L2924/014 ,  H01L2924/00012 ,  H01L2924/00

Abstract: A semiconductor device includes two or more semiconductor elements, a lead with island portions on which the semiconductor elements are mounted, a heat dissipation member for dissipating heat from the island portions, a bonding layer bonding the island portions and the heat dissipation member, and a sealing resin covering the semiconductor elements, the island portions and a part of the heat dissipation member. The bonding layer includes mutually spaced individual regions provided for the island portions, respectively.

公开(公告)号：US20170294368A1

公开(公告)日：2017-10-12

申请号：US15633911

申请日：2017-06-27

Applicant: ROHM CO., LTD.

Inventor： Akihiro KOGA ,  Toichi NAGAHARA

IPC: H01L23/495 ,  H01L23/31

CPC classification number: H01L23/49541 ,  H01L23/293 ,  H01L23/3107 ,  H01L23/3114 ,  H01L23/49503 ,  H01L23/4951 ,  H01L23/49517 ,  H01L23/4952 ,  H01L23/49805 ,  H01L24/45 ,  H01L24/48 ,  H01L24/49 ,  H01L2224/05554 ,  H01L2224/45144 ,  H01L2224/48247 ,  H01L2224/49171 ,  H01L2924/00014 ,  H01L2924/01005 ,  H01L2924/01023 ,  H01L2924/01029 ,  H01L2924/01033 ,  H01L2924/01079 ,  H01L2924/01082 ,  H01L2924/10162 ,  H01L2924/17747 ,  H01L2924/181 ,  H01L2924/00 ,  H01L2224/45015 ,  H01L2924/00012 ,  H01L2224/05599 ,  H01L2224/85399

Abstract: A semiconductor part includes a resin package and an exposed portion exposed from a bottom surface of the resin package. The exposed portion has a first diagonal line perpendicular to both first and third sides of the package as viewed from the bottom surface. The exposed portion also has a second diagonal line perpendicular to both the second fourth side in the bottom view. A first lead terminal portion opposes the exposed portion and has a first shape in the bottom view. A second lead terminal portion, also opposing the exposed portion, has a second shape in the bottom view. A third lead terminal portion opposing the exposed portion, also has the second shape in the bottom view. A fourth lead terminal portion, similarly opposed to the exposed portion, likewise has the second shape in the bottom view.

公开(公告)号：US20170179006A1

公开(公告)日：2017-06-22

申请号：US15449117

申请日：2017-03-03

Applicant: ROHM CO., LTD.

Inventor： Akihiro KOGA ,  Taro NISHIOKA

IPC: H01L23/495 ,  H01L23/31 ,  H01L23/29 ,  H01L23/00

CPC classification number: H01L23/49548 ,  H01L23/293 ,  H01L23/3107 ,  H01L23/3114 ,  H01L23/49 ,  H01L23/49503 ,  H01L23/4952 ,  H01L23/49541 ,  H01L24/32 ,  H01L24/42 ,  H01L24/48 ,  H01L24/49 ,  H01L2224/05599 ,  H01L2224/32245 ,  H01L2224/48091 ,  H01L2224/48106 ,  H01L2224/48177 ,  H01L2224/48247 ,  H01L2224/49 ,  H01L2224/73265 ,  H01L2924/00014 ,  H01L2924/01004 ,  H01L2924/1715 ,  H01L2924/181 ,  H01L2224/45099 ,  H01L2924/00012 ,  H01L2924/00

Abstract: A semiconductor device is disclosed. The semiconductor device has a semiconductor chip, an island having an upper surface to which the semiconductor chip is bonded, a lead disposed around the island, a bonding wire extended between the surface of the semiconductor chip and the upper surface of the lead, and a resin package sealing the semiconductor chip, the island, the lead, and the bonding wire, while the lower surface of the island and the lower surface of the lead are exposed on the rear surface of the resin package, and the lead is provided with a recess concaved from the lower surface side and opened on a side surface thereof.

公开(公告)号：US20160225700A1

公开(公告)日：2016-08-04

申请号：US15093825

申请日：2016-04-08

Applicant: ROHM CO., LTD.

Inventor： Akihiro KOGA ,  Taro NISHIOKA

IPC: H01L23/495 ,  H01L23/00 ,  H01L23/31

CPC classification number: H01L23/49548 ,  H01L23/293 ,  H01L23/3107 ,  H01L23/3114 ,  H01L23/49 ,  H01L23/49503 ,  H01L23/4952 ,  H01L23/49541 ,  H01L24/32 ,  H01L24/42 ,  H01L24/48 ,  H01L24/49 ,  H01L2224/05599 ,  H01L2224/32245 ,  H01L2224/48091 ,  H01L2224/48106 ,  H01L2224/48177 ,  H01L2224/48247 ,  H01L2224/49 ,  H01L2224/73265 ,  H01L2924/00014 ,  H01L2924/01004 ,  H01L2924/1715 ,  H01L2924/181 ,  H01L2224/45099 ,  H01L2924/00012 ,  H01L2924/00

Abstract: A semiconductor device is disclosed. The semiconductor device has a semiconductor chip, an island having an upper surface to which the semiconductor chip is bonded, a lead disposed around the island, a bonding wire extended between the surface of the semiconductor chip and the upper surface of the lead, and a resin package sealing the semiconductor chip, the island, the lead, and the bonding wire, while the lower surface of the island and the lower surface of the lead are exposed on the rear surface of the resin package, and the lead is provided with a recess concaved from the lower surface side and opened on a side surface thereof.

公开(公告)号：US20150228564A1

公开(公告)日：2015-08-13

申请号：US14692902

申请日：2015-04-22

Applicant: ROHM CO., LTD.

Inventor： Akihiro KOGA ,  Toichi NAGAHARA

IPC: H01L23/495 ,  H01L23/29

CPC classification number: H01L23/49541 ,  H01L23/293 ,  H01L23/3107 ,  H01L23/3114 ,  H01L23/49503 ,  H01L23/4951 ,  H01L23/49517 ,  H01L23/4952 ,  H01L23/49805 ,  H01L24/45 ,  H01L24/48 ,  H01L24/49 ,  H01L2224/05554 ,  H01L2224/45144 ,  H01L2224/48247 ,  H01L2224/49171 ,  H01L2924/00014 ,  H01L2924/01005 ,  H01L2924/01023 ,  H01L2924/01029 ,  H01L2924/01033 ,  H01L2924/01079 ,  H01L2924/01082 ,  H01L2924/10162 ,  H01L2924/17747 ,  H01L2924/181 ,  H01L2924/00 ,  H01L2224/45015 ,  H01L2924/00012 ,  H01L2224/05599 ,  H01L2224/85399

Abstract: A semiconductor device of the present invention includes a resin package, a semiconductor chip sealed in the resin package, and having first and second pads on a front surface, a lead integrated island sealed in the resin package, to one surface of which a back surface of the semiconductor chip is bonded, and the other surface of an opposite side to the one surface of which is partially exposed from a bottom surface of the resin package as a first pad connecting terminal for electrical connection between the first pad and outside and a back connecting terminal for electrical connection between the back surface of the semiconductor chip and outside separately from each other, and a lead formed separately from the lead integrated island, sealed in the resin package, one surface of which is connected with the second pad by a wire, and the other surface of an opposite side to the one surface of which is exposed from a bottom surface of the resin package as a second pad connecting terminal for electrical connection between the second pad and outside, and the semiconductor chip is, on the one surface of the lead integrated island, disposed at a position one-sided to the first pad connecting terminal side, and the first pad and the one surface of the lead integrated island are connected by a wire.

公开(公告)号：US20230337357A1

公开(公告)日：2023-10-19

申请号：US18044326

申请日：2021-10-07

Applicant: ROHM CO., LTD.

Inventor： Akihiro KOGA

IPC: H05K1/02 ,  H02M7/00 ,  H02M7/483 ,  H02M7/539 ,  H05K1/18 ,  H02P27/06

CPC classification number: H05K1/0296 ,  H02M7/003 ,  H02M7/483 ,  H02M7/539 ,  H05K1/181 ,  H02P27/06 ,  H05K2201/1009

Abstract: A power module includes a insulation substrate, a first and a second input terminal supported by the insulation substrate, a plurality of arm circuits provided on the insulation substrate, and a plurality of output terminals corresponding to the plurality of arm circuits. The arm circuits each include a part of a wiring pattern formed on the insulation substrate, and a first switching element and a second switching element mutually connected in series via the part of the wiring pattern. The output terminals are each connected to a connection point between the first switching element and the second switching element in a corresponding one of the plurality of arm circuits. The plurality of arm circuits are located so as to overlap with a circle surrounding the first input terminal, as viewed in a thickness direction the insulation substrate.

公开(公告)号：US20190385937A1

公开(公告)日：2019-12-19

申请号：US16551885

申请日：2019-08-27

Applicant: ROHM CO., LTD.

Inventor： Akihiro KOGA ,  Toichi NAGAHARA

IPC: H01L23/495 ,  H01L23/31 ,  H01L23/29 ,  H01L23/498 ,  H01L23/00

Abstract: A semiconductor part includes a resin package and an exposed portion exposed from a bottom surface of the resin package. The exposed portion has a first diagonal line perpendicular to both first and third sides of the package as viewed from the bottom surface. The exposed portion also has a second diagonal line perpendicular to both the second fourth side in the bottom view. A first lead terminal portion opposes the exposed portion and has a first shape in the bottom view. A second lead terminal portion, also opposing the exposed portion, has a second shape in the bottom view. A third lead terminal portion opposing the exposed portion, also has the second shape in the bottom view. A fourth lead terminal portion, similarly opposed to the exposed portion, likewise has the second shape in the bottom view.

公开(公告)号：US20180122726A1

公开(公告)日：2018-05-03

申请号：US15856021

申请日：2017-12-27

Applicant: ROHM CO., LTD.

Inventor： Akihiro KOGA ,  Taro NISHIOKA

IPC: H01L23/495 ,  H01L23/31 ,  H01L23/49 ,  H01L23/00 ,  H01L23/29

CPC classification number: H01L23/49548 ,  H01L23/293 ,  H01L23/3107 ,  H01L23/3114 ,  H01L23/49 ,  H01L23/49503 ,  H01L23/4952 ,  H01L23/49541 ,  H01L24/32 ,  H01L24/42 ,  H01L24/48 ,  H01L24/49 ,  H01L2224/05599 ,  H01L2224/32245 ,  H01L2224/48091 ,  H01L2224/48106 ,  H01L2224/48177 ,  H01L2224/48247 ,  H01L2224/49 ,  H01L2224/73265 ,  H01L2924/00014 ,  H01L2924/01004 ,  H01L2924/1715 ,  H01L2924/181 ,  H01L2224/45099 ,  H01L2924/00012 ,  H01L2924/00

Abstract: A semiconductor device is disclosed. The semiconductor device has a semiconductor chip, an island having an upper surface to which the semiconductor chip is bonded, a lead disposed around the island, a bonding wire extended between the surface of the semiconductor chip and the upper surface of the lead, and a resin package sealing the semiconductor chip, the island, the lead, and the bonding wire, while the lower surface of the island and the lower surface of the lead are exposed on the rear surface of the resin package, and the lead is provided with a recess concaved from the lower surface side and opened on a side surface thereof.