JP2021174835A5 - - Google Patents
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- Publication number
- JP2021174835A5 JP2021174835A5 JP2020076334A JP2020076334A JP2021174835A5 JP 2021174835 A5 JP2021174835 A5 JP 2021174835A5 JP 2020076334 A JP2020076334 A JP 2020076334A JP 2020076334 A JP2020076334 A JP 2020076334A JP 2021174835 A5 JP2021174835 A5 JP 2021174835A5
- Authority
- JP
- Japan
- Prior art keywords
- layer
- conductive type
- trench
- drift
- channel layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000010410 layer Substances 0.000 claims description 40
- 239000012535 impurity Substances 0.000 claims description 6
- 239000004065 semiconductor Substances 0.000 claims description 5
- 239000002344 surface layer Substances 0.000 claims description 2
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020076334A JP7207361B2 (ja) | 2020-04-22 | 2020-04-22 | 半導体装置 |
| CN202180029678.0A CN115485856A (zh) | 2020-04-22 | 2021-04-20 | 半导体装置 |
| PCT/JP2021/016068 WO2021215445A1 (ja) | 2020-04-22 | 2021-04-20 | 半導体装置 |
| US17/969,023 US20230038806A1 (en) | 2020-04-22 | 2022-10-19 | Semiconductor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020076334A JP7207361B2 (ja) | 2020-04-22 | 2020-04-22 | 半導体装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021174835A JP2021174835A (ja) | 2021-11-01 |
| JP2021174835A5 true JP2021174835A5 (enExample) | 2022-01-31 |
| JP7207361B2 JP7207361B2 (ja) | 2023-01-18 |
Family
ID=78269100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020076334A Active JP7207361B2 (ja) | 2020-04-22 | 2020-04-22 | 半導体装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20230038806A1 (enExample) |
| JP (1) | JP7207361B2 (enExample) |
| CN (1) | CN115485856A (enExample) |
| WO (1) | WO2021215445A1 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102812224B1 (ko) * | 2021-03-03 | 2025-05-22 | 주식회사 디비하이텍 | 에피택셜층의 유효 두께 차등 구조를 가지는 슈퍼정션 반도체 소자 및 제조방법 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7679146B2 (en) * | 2006-05-30 | 2010-03-16 | Semiconductor Components Industries, Llc | Semiconductor device having sub-surface trench charge compensation regions |
| US8373208B2 (en) * | 2009-11-30 | 2013-02-12 | Alpha And Omega Semiconductor Incorporated | Lateral super junction device with high substrate-gate breakdown and built-in avalanche clamp diode |
| JP2012169384A (ja) * | 2011-02-11 | 2012-09-06 | Denso Corp | 炭化珪素半導体装置およびその製造方法 |
| JP5717661B2 (ja) * | 2011-03-10 | 2015-05-13 | 株式会社東芝 | 半導体装置とその製造方法 |
| KR101790520B1 (ko) * | 2012-05-18 | 2017-10-27 | 한국전자통신연구원 | 반도체 소자의 제조 방법 |
| US9685511B2 (en) * | 2012-05-21 | 2017-06-20 | Infineon Technologies Austria Ag | Semiconductor device and method for manufacturing a semiconductor device |
| JP5724997B2 (ja) * | 2012-12-07 | 2015-05-27 | 株式会社デンソー | スーパージャンクション構造の縦型mosfetを有する半導体装置の製造方法 |
| WO2015129430A1 (ja) * | 2014-02-28 | 2015-09-03 | 三菱電機株式会社 | 半導体装置および半導体装置の製造方法 |
| JP6606007B2 (ja) * | 2016-04-18 | 2019-11-13 | トヨタ自動車株式会社 | スイッチング素子 |
| JP6769458B2 (ja) * | 2017-07-26 | 2020-10-14 | 株式会社デンソー | 半導体装置 |
| JP7127389B2 (ja) * | 2018-06-28 | 2022-08-30 | 富士電機株式会社 | 炭化珪素半導体装置 |
| IT201900013416A1 (it) * | 2019-07-31 | 2021-01-31 | St Microelectronics Srl | Dispositivo di potenza a bilanciamento di carica e procedimento di fabbricazione del dispositivo di potenza a bilanciamento di carica |
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2020
- 2020-04-22 JP JP2020076334A patent/JP7207361B2/ja active Active
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2021
- 2021-04-20 CN CN202180029678.0A patent/CN115485856A/zh active Pending
- 2021-04-20 WO PCT/JP2021/016068 patent/WO2021215445A1/ja not_active Ceased
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2022
- 2022-10-19 US US17/969,023 patent/US20230038806A1/en active Pending