JP7030515B2 - 逆導通半導体装置 - Google Patents
逆導通半導体装置 Download PDFInfo
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- JP7030515B2 JP7030515B2 JP2017533808A JP2017533808A JP7030515B2 JP 7030515 B2 JP7030515 B2 JP 7030515B2 JP 2017533808 A JP2017533808 A JP 2017533808A JP 2017533808 A JP2017533808 A JP 2017533808A JP 7030515 B2 JP7030515 B2 JP 7030515B2
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- 239000004065 semiconductor Substances 0.000 title description 8
- 239000010410 layer Substances 0.000 claims description 268
- 239000011241 protective layer Substances 0.000 claims description 45
- 230000007423 decrease Effects 0.000 claims description 12
- 230000001681 protective effect Effects 0.000 claims description 11
- 230000000694 effects Effects 0.000 description 8
- 230000005684 electric field Effects 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 229910052710 silicon Inorganic materials 0.000 description 7
- 239000010703 silicon Substances 0.000 description 7
- 238000009413 insulation Methods 0.000 description 5
- 229910044991 metal oxide Inorganic materials 0.000 description 4
- 150000004706 metal oxides Chemical class 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000002161 passivation Methods 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 238000004514 thermodynamic simulation Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D12/00—Bipolar devices controlled by the field effect, e.g. insulated-gate bipolar transistors [IGBT]
- H10D12/411—Insulated-gate bipolar transistors [IGBT]
- H10D12/441—Vertical IGBTs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D12/00—Bipolar devices controlled by the field effect, e.g. insulated-gate bipolar transistors [IGBT]
- H10D12/411—Insulated-gate bipolar transistors [IGBT]
- H10D12/441—Vertical IGBTs
- H10D12/461—Vertical IGBTs having non-planar surfaces, e.g. having trenches, recesses or pillars in the surfaces of the emitter, base or collector regions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/64—Double-diffused metal-oxide semiconductor [DMOS] FETs
- H10D30/65—Lateral DMOS [LDMOS] FETs
- H10D30/655—Lateral DMOS [LDMOS] FETs having edge termination structures
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/64—Double-diffused metal-oxide semiconductor [DMOS] FETs
- H10D30/66—Vertical DMOS [VDMOS] FETs
- H10D30/665—Vertical DMOS [VDMOS] FETs having edge termination structures
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/102—Constructional design considerations for preventing surface leakage or controlling electric field concentration
- H10D62/103—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices
- H10D62/105—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices by having particular doping profiles, shapes or arrangements of PN junctions; by having supplementary regions, e.g. junction termination extension [JTE]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/102—Constructional design considerations for preventing surface leakage or controlling electric field concentration
- H10D62/103—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices
- H10D62/105—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices by having particular doping profiles, shapes or arrangements of PN junctions; by having supplementary regions, e.g. junction termination extension [JTE]
- H10D62/106—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices by having particular doping profiles, shapes or arrangements of PN junctions; by having supplementary regions, e.g. junction termination extension [JTE] having supplementary regions doped oppositely to or in rectifying contact with regions of the semiconductor bodies, e.g. guard rings with PN or Schottky junctions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/102—Constructional design considerations for preventing surface leakage or controlling electric field concentration
- H10D62/103—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices
- H10D62/105—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices by having particular doping profiles, shapes or arrangements of PN junctions; by having supplementary regions, e.g. junction termination extension [JTE]
- H10D62/109—Reduced surface field [RESURF] PN junction structures
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/124—Shapes, relative sizes or dispositions of the regions of semiconductor bodies or of junctions between the regions
- H10D62/126—Top-view geometrical layouts of the regions or the junctions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/124—Shapes, relative sizes or dispositions of the regions of semiconductor bodies or of junctions between the regions
- H10D62/126—Top-view geometrical layouts of the regions or the junctions
- H10D62/127—Top-view geometrical layouts of the regions or the junctions of cellular field-effect devices, e.g. multicellular DMOS transistors or IGBTs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/13—Semiconductor regions connected to electrodes carrying current to be rectified, amplified or switched, e.g. source or drain regions
- H10D62/149—Source or drain regions of field-effect devices
- H10D62/151—Source or drain regions of field-effect devices of IGFETs
- H10D62/152—Source regions of DMOS transistors
- H10D62/154—Dispositions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/17—Semiconductor regions connected to electrodes not carrying current to be rectified, amplified or switched, e.g. channel regions
- H10D62/177—Base regions of bipolar transistors, e.g. BJTs or IGBTs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/17—Semiconductor regions connected to electrodes not carrying current to be rectified, amplified or switched, e.g. channel regions
- H10D62/393—Body regions of DMOS transistors or IGBTs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/60—Impurity distributions or concentrations
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/111—Field plates
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/101—Integrated devices comprising main components and built-in components, e.g. IGBT having built-in freewheel diode
- H10D84/151—LDMOS having built-in components
- H10D84/153—LDMOS having built-in components the built-in component being PN junction diodes
- H10D84/154—LDMOS having built-in components the built-in component being PN junction diodes in antiparallel diode configurations
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/13—Semiconductor regions connected to electrodes carrying current to be rectified, amplified or switched, e.g. source or drain regions
- H10D62/141—Anode or cathode regions of thyristors; Collector or emitter regions of gated bipolar-mode devices, e.g. of IGBTs
- H10D62/142—Anode regions of thyristors or collector regions of gated bipolar-mode devices
Landscapes
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Thyristors (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP14200101 | 2014-12-23 | ||
| EP14200101.5 | 2014-12-23 | ||
| PCT/EP2015/080947 WO2016102549A1 (en) | 2014-12-23 | 2015-12-22 | Reverse-conducting semiconductor device |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018504778A JP2018504778A (ja) | 2018-02-15 |
| JP2018504778A5 JP2018504778A5 (enExample) | 2019-01-17 |
| JP7030515B2 true JP7030515B2 (ja) | 2022-03-07 |
Family
ID=52231999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017533808A Active JP7030515B2 (ja) | 2014-12-23 | 2015-12-22 | 逆導通半導体装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10109725B2 (enExample) |
| EP (1) | EP3238260B1 (enExample) |
| JP (1) | JP7030515B2 (enExample) |
| CN (1) | CN107112353B (enExample) |
| WO (1) | WO2016102549A1 (enExample) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6649102B2 (ja) * | 2016-02-05 | 2020-02-19 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
| JP6854654B2 (ja) * | 2017-01-26 | 2021-04-07 | ローム株式会社 | 半導体装置 |
| JP6897166B2 (ja) * | 2017-03-03 | 2021-06-30 | 株式会社豊田中央研究所 | 半導体装置 |
| US10355132B2 (en) | 2017-03-20 | 2019-07-16 | North Carolina State University | Power MOSFETs with superior high frequency figure-of-merit |
| JP6804379B2 (ja) * | 2017-04-24 | 2020-12-23 | 三菱電機株式会社 | 半導体装置 |
| DE102018102279A1 (de) * | 2018-02-01 | 2019-08-01 | Infineon Technologies Ag | Halbleiterbauelement mit randabschlussbereich |
| CN111211157A (zh) * | 2018-11-21 | 2020-05-29 | 深圳比亚迪微电子有限公司 | 快恢复二极管及其制备方法 |
| CN110190029B (zh) * | 2019-04-28 | 2021-07-09 | 爱特微(张家港)半导体技术有限公司 | 一种功率半导体器件的制备方法 |
| DE102019111786A1 (de) * | 2019-05-07 | 2020-11-12 | Infineon Technologies Ag | Leistungshalbleitervorrichtung und Verfahren |
| JP7227110B2 (ja) * | 2019-09-18 | 2023-02-21 | 株式会社東芝 | 半導体装置 |
| CN110610986B (zh) * | 2019-10-09 | 2023-03-14 | 重庆邮电大学 | 一种利用结终端集成横向续流二极管的rc-igbt器件 |
| CN110797403B (zh) * | 2019-10-18 | 2023-08-01 | 上海睿驱微电子科技有限公司 | 一种rc-igbt半导体装置 |
| CN110854180B (zh) * | 2019-11-27 | 2024-04-16 | 吉林华微电子股份有限公司 | 终端结构的制造方法、终端结构及半导体器件 |
| US20210273090A1 (en) * | 2020-03-02 | 2021-09-02 | Cree, Inc. | Semiconductor die with improved edge termination |
| CN113782592B (zh) * | 2021-09-10 | 2023-08-29 | 重庆邮电大学 | 一种衬底集成反并联续流二极管的rc-ligbt器件 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002222952A (ja) | 2001-01-26 | 2002-08-09 | Toshiba Corp | 高耐圧半導体装置 |
| JP2010141170A (ja) | 2008-12-12 | 2010-06-24 | Denso Corp | 半導体装置の製造方法 |
| JP2013533619A (ja) | 2010-06-17 | 2013-08-22 | アーベーベー・テヒノロギー・アーゲー | パワー半導体デバイス |
| WO2013153668A1 (ja) | 2012-04-13 | 2013-10-17 | 三菱電機株式会社 | ダイオード |
| WO2014087522A1 (ja) | 2012-12-06 | 2014-06-12 | 三菱電機株式会社 | 半導体装置 |
| JP2014175377A (ja) | 2013-03-07 | 2014-09-22 | Mitsubishi Electric Corp | 炭化珪素半導体装置およびその製造方法 |
| JP2014192433A (ja) | 2013-03-28 | 2014-10-06 | Sanken Electric Co Ltd | 半導体装置 |
| JP2015126192A (ja) | 2013-12-27 | 2015-07-06 | 株式会社豊田中央研究所 | 縦型半導体装置 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0799307A (ja) * | 1993-09-29 | 1995-04-11 | Fuji Electric Co Ltd | 半導体装置およびその製造方法 |
| JP4905559B2 (ja) * | 2009-01-27 | 2012-03-28 | 株式会社デンソー | 半導体装置 |
| EP2249392B1 (en) * | 2009-04-29 | 2020-05-20 | ABB Power Grids Switzerland AG | Reverse-conducting semiconductor device |
| US8716746B2 (en) * | 2010-08-17 | 2014-05-06 | Denso Corporation | Semiconductor device |
| JP5787655B2 (ja) * | 2010-11-26 | 2015-09-30 | 三菱電機株式会社 | 炭化珪素半導体装置およびその製造方法 |
| JP5459403B2 (ja) * | 2011-03-28 | 2014-04-02 | トヨタ自動車株式会社 | 縦型半導体装置 |
| JP2014038937A (ja) * | 2012-08-16 | 2014-02-27 | Mitsubishi Electric Corp | 半導体装置 |
| CN104704635A (zh) | 2012-10-02 | 2015-06-10 | 三菱电机株式会社 | 半导体装置及其制造方法 |
| JP5939127B2 (ja) * | 2012-10-22 | 2016-06-22 | 住友電気工業株式会社 | 炭化珪素半導体装置 |
| JP6261494B2 (ja) * | 2014-12-03 | 2018-01-17 | 三菱電機株式会社 | 電力用半導体装置 |
-
2015
- 2015-12-22 JP JP2017533808A patent/JP7030515B2/ja active Active
- 2015-12-22 EP EP15819822.6A patent/EP3238260B1/en active Active
- 2015-12-22 WO PCT/EP2015/080947 patent/WO2016102549A1/en not_active Ceased
- 2015-12-22 CN CN201580070745.8A patent/CN107112353B/zh active Active
-
2017
- 2017-06-22 US US15/630,491 patent/US10109725B2/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002222952A (ja) | 2001-01-26 | 2002-08-09 | Toshiba Corp | 高耐圧半導体装置 |
| JP2010141170A (ja) | 2008-12-12 | 2010-06-24 | Denso Corp | 半導体装置の製造方法 |
| JP2013533619A (ja) | 2010-06-17 | 2013-08-22 | アーベーベー・テヒノロギー・アーゲー | パワー半導体デバイス |
| WO2013153668A1 (ja) | 2012-04-13 | 2013-10-17 | 三菱電機株式会社 | ダイオード |
| WO2014087522A1 (ja) | 2012-12-06 | 2014-06-12 | 三菱電機株式会社 | 半導体装置 |
| JP2014175377A (ja) | 2013-03-07 | 2014-09-22 | Mitsubishi Electric Corp | 炭化珪素半導体装置およびその製造方法 |
| JP2014192433A (ja) | 2013-03-28 | 2014-10-06 | Sanken Electric Co Ltd | 半導体装置 |
| JP2015126192A (ja) | 2013-12-27 | 2015-07-06 | 株式会社豊田中央研究所 | 縦型半導体装置 |
Non-Patent Citations (1)
| Title |
|---|
| W.Chen et al.,A Snapback Suppressed reverse-conducting IGBT with built-in diode by utilizing edge termination,Superlattice and Microstructures,NL,Elsevier Ltd.,2014年 3月15日,Vol.70,pp.109-116 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107112353B (zh) | 2020-12-22 |
| US10109725B2 (en) | 2018-10-23 |
| US20170294526A1 (en) | 2017-10-12 |
| CN107112353A (zh) | 2017-08-29 |
| WO2016102549A1 (en) | 2016-06-30 |
| EP3238260B1 (en) | 2020-03-25 |
| EP3238260A1 (en) | 2017-11-01 |
| JP2018504778A (ja) | 2018-02-15 |
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