JP6950186B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP6950186B2 JP6950186B2 JP2017006254A JP2017006254A JP6950186B2 JP 6950186 B2 JP6950186 B2 JP 6950186B2 JP 2017006254 A JP2017006254 A JP 2017006254A JP 2017006254 A JP2017006254 A JP 2017006254A JP 6950186 B2 JP6950186 B2 JP 6950186B2
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- 239000004065 semiconductor Substances 0.000 title claims description 169
- 239000000758 substrate Substances 0.000 claims description 81
- 229910052751 metal Inorganic materials 0.000 claims description 34
- 239000002184 metal Substances 0.000 claims description 34
- 239000011229 interlayer Substances 0.000 description 15
- 239000012535 impurity Substances 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 6
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 6
- 229920005591 polysilicon Polymers 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 229910000676 Si alloy Inorganic materials 0.000 description 2
- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910002601 GaN Inorganic materials 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 150000003609 titanium compounds Chemical class 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/0684—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by the shape, relative sizes or dispositions of the semiconductor regions or junctions between the regions
- H01L29/0692—Surface layout
- H01L29/0696—Surface layout of cellular field-effect devices, e.g. multicellular DMOS transistors or IGBTs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/10—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/1095—Body region, i.e. base region, of DMOS transistors or IGBTs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/402—Field plates
- H01L29/407—Recessed field plates, e.g. trench field plates, buried field plates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
- H01L29/42312—Gate electrodes for field effect devices
- H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
- H01L29/4232—Gate electrodes for field effect devices for field-effect transistors with insulated gate
- H01L29/42372—Gate electrodes for field effect devices for field-effect transistors with insulated gate characterised by the conducting layer, e.g. the length, the sectional shape or the lay-out
- H01L29/4238—Gate electrodes for field effect devices for field-effect transistors with insulated gate characterised by the conducting layer, e.g. the length, the sectional shape or the lay-out characterised by the surface lay-out
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66234—Bipolar junction transistors [BJT]
- H01L29/66325—Bipolar junction transistors [BJT] controlled by field-effect, e.g. insulated gate bipolar transistors [IGBT]
- H01L29/66333—Vertical insulated gate bipolar transistors
- H01L29/66348—Vertical insulated gate bipolar transistors with a recessed gate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/70—Bipolar devices
- H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
- H01L29/739—Transistor-type devices, i.e. able to continuously respond to applied control signals controlled by field-effect, e.g. bipolar static induction transistors [BSIT]
- H01L29/7393—Insulated gate bipolar mode transistors, i.e. IGBT; IGT; COMFET
- H01L29/7395—Vertical transistors, e.g. vertical IGBT
- H01L29/7396—Vertical transistors, e.g. vertical IGBT with a non planar surface, e.g. with a non planar gate or with a trench or recess or pillar in the surface of the emitter, base or collector region for improving current density or short circuiting the emitter and base regions
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/70—Bipolar devices
- H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
- H01L29/739—Transistor-type devices, i.e. able to continuously respond to applied control signals controlled by field-effect, e.g. bipolar static induction transistors [BSIT]
- H01L29/7393—Insulated gate bipolar mode transistors, i.e. IGBT; IGT; COMFET
- H01L29/7395—Vertical transistors, e.g. vertical IGBT
- H01L29/7396—Vertical transistors, e.g. vertical IGBT with a non planar surface, e.g. with a non planar gate or with a trench or recess or pillar in the surface of the emitter, base or collector region for improving current density or short circuiting the emitter and base regions
- H01L29/7397—Vertical transistors, e.g. vertical IGBT with a non planar surface, e.g. with a non planar gate or with a trench or recess or pillar in the surface of the emitter, base or collector region for improving current density or short circuiting the emitter and base regions and a gate structure lying on a slanted or vertical surface or formed in a groove, e.g. trench gate IGBT
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
- Semiconductor Integrated Circuits (AREA)
- Electrodes Of Semiconductors (AREA)
Description
特許文献1 特開2006−210547号公報
Claims (3)
- 第1導電型のドリフト領域を有する半導体基板と、
前記半導体基板において、前記半導体基板の上面と前記ドリフト領域との間に形成された第2導電型のベース領域と、
前記半導体基板において、前記半導体基板の上面と前記ベース領域との間に設けられた第1導電型のエミッタ領域と、
前記半導体基板の上面に形成され、前記エミッタ領域および前記ベース領域と接する第1ゲートトレンチ部と、
前記半導体基板の上面に形成された第2ゲートトレンチ部と、
前記第1ゲートトレンチ部と電気的に接続された第1電気素子と、
前記第2ゲートトレンチ部と電気的に接続された第2電気素子と、
前記半導体基板の上方に形成されたゲートパッドと、
前記半導体基板の上方に形成され、前記ゲートパッドと複数の前記第1ゲートトレンチ部とを電気的に接続する第1電気経路と、
前記半導体基板の上方に形成され、前記ゲートパッドと複数の前記第2ゲートトレンチ部とを電気的に接続する第2電気経路と
を備え、
前記第2電気素子と前記第2ゲートトレンチ部とにより構成されるRC回路の時定数が、前記第1電気素子と前記第1ゲートトレンチ部とにより構成されるRC回路の時定数よりも大きく、
前記第1電気経路は、
前記第1電気素子と、
第1の金属配線と
を有し、
前記第2電気経路は、
前記第2電気素子と、
第2の金属配線と、
分岐配線と
を有し、
前記第1ゲートトレンチ部の少なくとも一部および前記第2ゲートトレンチ部の少なくとも一部は、上面視において前記第1の金属配線と前記第2の金属配線とに挟まれ、
前記第1の金属配線は、前記第1ゲートトレンチ部の上方に設けられ、
前記分岐配線は、前記第2ゲートトレンチ部の上方に設けられる半導体装置。 - 前記第2ゲートトレンチ部は、前記エミッタ領域に接触していない
請求項1に記載の半導体装置。 - 前記第1電気素子は第1抵抗を有し、
前記第2電気素子は、前記第1抵抗より抵抗値の大きい第2抵抗を有する
請求項1または2に記載の半導体装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017006254A JP6950186B2 (ja) | 2017-01-17 | 2017-01-17 | 半導体装置 |
US15/823,614 US10355083B2 (en) | 2017-01-17 | 2017-11-28 | Semiconductor device |
JP2021094585A JP7295162B2 (ja) | 2017-01-17 | 2021-06-04 | 半導体装置 |
JP2023002721A JP7494953B2 (ja) | 2017-01-17 | 2023-01-11 | 半導体モジュール |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017006254A JP6950186B2 (ja) | 2017-01-17 | 2017-01-17 | 半導体装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021094585A Division JP7295162B2 (ja) | 2017-01-17 | 2021-06-04 | 半導体装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018117025A JP2018117025A (ja) | 2018-07-26 |
JP6950186B2 true JP6950186B2 (ja) | 2021-10-13 |
Family
ID=62841023
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017006254A Active JP6950186B2 (ja) | 2017-01-17 | 2017-01-17 | 半導体装置 |
JP2021094585A Active JP7295162B2 (ja) | 2017-01-17 | 2021-06-04 | 半導体装置 |
JP2023002721A Active JP7494953B2 (ja) | 2017-01-17 | 2023-01-11 | 半導体モジュール |
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JP2021094585A Active JP7295162B2 (ja) | 2017-01-17 | 2021-06-04 | 半導体装置 |
JP2023002721A Active JP7494953B2 (ja) | 2017-01-17 | 2023-01-11 | 半導体モジュール |
Country Status (2)
Country | Link |
---|---|
US (1) | US10355083B2 (ja) |
JP (3) | JP6950186B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6929804B2 (ja) * | 2017-09-20 | 2021-09-01 | 株式会社東芝 | 半導体装置 |
JP7484093B2 (ja) | 2019-06-24 | 2024-05-16 | 富士電機株式会社 | 半導体装置 |
CN114175247A (zh) * | 2020-02-14 | 2022-03-11 | 富士电机株式会社 | 半导体电路装置 |
US20230049852A1 (en) * | 2020-03-30 | 2023-02-16 | Sumitomo Electric Industries, Ltd. | Transistor and semiconductor device |
Family Cites Families (29)
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JP3116356B2 (ja) * | 1990-01-26 | 2000-12-11 | ソニー株式会社 | 半導体装置 |
JPH03235368A (ja) * | 1990-02-10 | 1991-10-21 | Toshiba Corp | 半導体装置 |
JP3278496B2 (ja) * | 1993-06-14 | 2002-04-30 | 株式会社東芝 | 半導体装置およびその駆動方法 |
JP3235368B2 (ja) | 1994-10-17 | 2001-12-04 | 富士ゼロックス株式会社 | レーザドップラー速度測定装置 |
JP3222355B2 (ja) | 1995-05-22 | 2001-10-29 | ダイハツ工業株式会社 | エアクリーナ |
JP2001168333A (ja) | 1999-09-30 | 2001-06-22 | Toshiba Corp | トレンチゲート付き半導体装置 |
JP2001352067A (ja) | 2000-06-06 | 2001-12-21 | Sanyo Electric Co Ltd | Mosfetの保護装置 |
JP2002043574A (ja) | 2000-07-27 | 2002-02-08 | Sanyo Electric Co Ltd | Mosfetの保護装置およびその製造方法 |
JP4706381B2 (ja) | 2004-10-22 | 2011-06-22 | 株式会社デンソー | 半導体装置 |
JP4857566B2 (ja) | 2005-01-27 | 2012-01-18 | 富士電機株式会社 | 絶縁ゲート型半導体装置とその製造方法 |
JP5251066B2 (ja) * | 2007-10-15 | 2013-07-31 | 富士電機株式会社 | 半導体装置 |
JP5439968B2 (ja) * | 2009-06-18 | 2014-03-12 | 富士電機株式会社 | 半導体装置 |
CN102804385B (zh) | 2010-11-30 | 2016-08-03 | 富士电机株式会社 | 半导体器件 |
JP5609939B2 (ja) * | 2011-09-27 | 2014-10-22 | 株式会社デンソー | 半導体装置 |
JP5742672B2 (ja) * | 2011-11-02 | 2015-07-01 | 株式会社デンソー | 半導体装置 |
JP5805513B2 (ja) | 2011-12-14 | 2015-11-04 | 三菱電機株式会社 | 電力用半導体装置 |
JP2013239697A (ja) * | 2012-04-16 | 2013-11-28 | Fuji Electric Co Ltd | 半導体装置 |
JP6064371B2 (ja) * | 2012-05-30 | 2017-01-25 | 株式会社デンソー | 半導体装置 |
DE112012006885T5 (de) | 2012-09-07 | 2015-06-03 | Hitachi, Ltd. | Schaltvorrichtung zum Stromrichten und Stromrichtvorrichtung |
CN105210187B (zh) * | 2013-10-04 | 2017-10-10 | 富士电机株式会社 | 半导体装置 |
JP6369173B2 (ja) * | 2014-04-17 | 2018-08-08 | 富士電機株式会社 | 縦型半導体装置およびその製造方法 |
JP6123738B2 (ja) | 2014-06-06 | 2017-05-10 | 富士電機株式会社 | 半導体装置 |
JP6459791B2 (ja) | 2014-07-14 | 2019-01-30 | 株式会社デンソー | 半導体装置およびその製造方法 |
JP2016058466A (ja) * | 2014-09-08 | 2016-04-21 | 三菱電機株式会社 | 炭化珪素半導体装置 |
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JP6406361B2 (ja) * | 2015-02-03 | 2018-10-17 | 富士電機株式会社 | 半導体装置及びその製造方法 |
JP6679892B2 (ja) * | 2015-05-15 | 2020-04-15 | 富士電機株式会社 | 半導体装置 |
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DE102016117264B4 (de) * | 2016-09-14 | 2020-10-08 | Infineon Technologies Ag | Leistungshalbleiterbauelement mit Steuerbarkeit von dU/dt |
-
2017
- 2017-01-17 JP JP2017006254A patent/JP6950186B2/ja active Active
- 2017-11-28 US US15/823,614 patent/US10355083B2/en active Active
-
2021
- 2021-06-04 JP JP2021094585A patent/JP7295162B2/ja active Active
-
2023
- 2023-01-11 JP JP2023002721A patent/JP7494953B2/ja active Active
Also Published As
Publication number | Publication date |
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JP2018117025A (ja) | 2018-07-26 |
US20180204910A1 (en) | 2018-07-19 |
JP2021122076A (ja) | 2021-08-26 |
JP2023036996A (ja) | 2023-03-14 |
US10355083B2 (en) | 2019-07-16 |
JP7494953B2 (ja) | 2024-06-04 |
JP7295162B2 (ja) | 2023-06-20 |
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