JP7151084B2 - 半導体装置 - Google Patents
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- JP7151084B2 JP7151084B2 JP2018002859A JP2018002859A JP7151084B2 JP 7151084 B2 JP7151084 B2 JP 7151084B2 JP 2018002859 A JP2018002859 A JP 2018002859A JP 2018002859 A JP2018002859 A JP 2018002859A JP 7151084 B2 JP7151084 B2 JP 7151084B2
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- 239000004065 semiconductor Substances 0.000 title claims description 156
- 230000000903 blocking effect Effects 0.000 claims description 66
- 210000000746 body region Anatomy 0.000 claims description 55
- 239000000758 substrate Substances 0.000 claims description 51
- 239000012535 impurity Substances 0.000 claims description 35
- 238000011084 recovery Methods 0.000 description 50
- 239000011229 interlayer Substances 0.000 description 15
- 230000004888 barrier function Effects 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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Description
11 :素子領域
12 :半導体基板
14 :ダイオード範囲
15 :境界
16 :IGBT範囲
22 :トレンチ
24 :ゲート絶縁膜
26 :ゲート電極
30 :層間絶縁膜
32 :上部電極
34 :下部電極
50 :エミッタ領域
52 :ボディ領域
54 :IGBTボディ領域
56 :アノード領域
58 :ドリフト領域
60 :カソード領域
62 :電流制限領域
64 :コレクタ領域
70 :ホール阻止領域
Claims (11)
- 半導体装置であって、
半導体基板と、
前記半導体基板の上面に配置された上部電極と、
前記半導体基板の下面に配置された下部電極と、
トレンチと、
ゲート絶縁膜と、
ゲート電極、
を有しており、
前記半導体基板が、複数のダイオード範囲と複数のIGBT範囲を備えており、
前記半導体基板をその厚み方向に沿って平面視したときに、第1方向に沿って前記IGBT範囲と前記ダイオード範囲が交互に配列されており、
前記各ダイオード範囲が、前記下部電極に接する範囲に、複数のn型のカソード領域と、複数のp型の電流制限領域を備えており、
前記半導体基板を前記厚み方向に沿って平面視したときに、前記各ダイオード範囲内において、前記第1方向と交差する第2方向に沿って前記カソード領域と前記電流制限領域が交互に配列されており、
前記各IGBT範囲が、前記下部電極に接する範囲に、p型のコレクタ領域を備えており、
前記各IGBT範囲内の前記コレクタ領域が、隣接する前記ダイオード範囲内の前記各カソード領域に接しており、
前記各ダイオード範囲内において、複数の前記カソード領域が、複数の前記電流制限領域によって分離されており、
2つの前記IGBT範囲によって挟まれた前記各ダイオード範囲内の前記各カソード領域が、前記第1方向における一方の端部である第1端部から前記第1方向における他方の端部である第2端部まで連続的に伸びており、前記第1端部において前記コレクタ領域の1つに接しており、前記第2端部において前記コレクタ領域の別の1つに接しており、
前記半導体基板が、
前記ダイオード範囲と前記IGBT範囲に跨って分布しており、前記カソード領域、前記電流制限領域及び前記コレクタ領域の上部に配置されているn型のドリフト領域と、
前記ダイオード範囲と前記IGBT範囲に跨って分布しており、前記ドリフト領域の上部に配置されており、前記各ダイオード範囲内と前記各IGBT範囲内で前記上部電極に接しているp型のボディ領域と、
前記IGBT範囲内に配置されており、前記上部電極に接しており、前記ボディ領域によって前記ドリフト領域から分離されているn型のエミッタ領域、
を有しており、
前記トレンチが、前記半導体基板の上面から前記エミッタ領域と前記ボディ領域を貫通して前記ドリフト領域に達する深さまで伸びており、
前記ゲート絶縁膜が、前記トレンチの内面を覆っており、
前記ゲート電極が、前記トレンチ内に配置されており、前記ゲート絶縁膜によって前記半導体基板から絶縁されている、
半導体装置。 - 前記半導体基板を前記厚み方向に沿って平面視したときに、前記各カソード領域が、前記第1方向に沿って長く伸びている請求項1の半導体装置。
- 前記各カソード領域の前記第1方向における長さが、前記半導体基板の厚みよりも長い請求項2の半導体装置。
- 前記ダイオード範囲が、前記各カソード領域の上面の少なくとも一部に接しているp型のホール阻止領域を有しており、
前記ドリフト領域が、前記ホール阻止領域の上面に接している、
請求項1~3のいずれか一項の半導体装置。 - 前記ホール阻止領域が、前記各カソード領域の上面の一部に接しており、
前記ドリフト領域が、前記ホール阻止領域が存在しない範囲で、前記カソード領域の上面に接している、
請求項4の半導体装置。 - 前記ホール阻止領域が、前記カソード領域の前記第1方向における端部の上面に接している請求項5の半導体装置。
- 前記ホール阻止領域が、少なくとも1つの前記電流制限領域に接している、請求項4~6のいずれか一項の半導体装置。
- 前記ホール阻止領域が、前記第2方向に長く伸びており、複数の前記カソード領域の上面に接している請求項7の半導体装置。
- 前記各ダイオード範囲が、複数の前記ホール阻止領域を備えている請求項8の半導体装置。
- 前記ドリフト領域が、前記カソード領域の上面に接するとともに前記カソード領域よりもn型不純物濃度が低いバッファ領域と、前記バッファ領域の上面に接するとともに前記バッファ領域よりもn型不純物濃度が低い低濃度領域、を有しており、
前記ホール阻止領域のp型不純物濃度が、前記コレクタ領域のp型不純物濃度、前記電流制限領域のp型不純物濃度、及び、前記バッファ領域のn型不純物濃度よりも低い、
請求項4~9のいずれか一項の半導体装置。 - 前記半導体基板を前記厚み方向に沿って平面視したときに、前記トレンチが、前記第2方向に沿って長く伸びている請求項1~10のいずれか一項の半導体装置。
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JP2018002859A JP7151084B2 (ja) | 2018-01-11 | 2018-01-11 | 半導体装置 |
CN201811640218.8A CN110034113B (zh) | 2018-01-11 | 2018-12-29 | 半导体装置 |
US16/236,678 US10700054B2 (en) | 2018-01-11 | 2018-12-31 | Semiconductor apparatus |
KR1020190001794A KR102131288B1 (ko) | 2018-01-11 | 2019-01-07 | 반도체 장치 |
EP19150890.2A EP3511987B1 (en) | 2018-01-11 | 2019-01-09 | Semiconductor apparatus |
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CN109979935A (zh) * | 2017-12-28 | 2019-07-05 | 富士电机株式会社 | 半导体装置及半导体装置的制造方法 |
CN111066149B (zh) * | 2018-03-15 | 2024-02-06 | 富士电机株式会社 | 半导体装置 |
JP7352344B2 (ja) * | 2018-08-15 | 2023-09-28 | 株式会社東芝 | 半導体装置 |
JP2022169322A (ja) * | 2021-04-27 | 2022-11-09 | 株式会社デンソー | 半導体装置 |
KR102607644B1 (ko) * | 2023-08-28 | 2023-11-29 | 주식회사 더블유알지코리아 | 농도차 구조를 이용한 rc-igbt |
KR102607643B1 (ko) * | 2023-08-28 | 2023-11-29 | 주식회사 더블유알지코리아 | 플로팅 구조를 이용한 rc-igbt |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010171385A (ja) | 2008-12-24 | 2010-08-05 | Denso Corp | 半導体装置 |
US20120132954A1 (en) | 2010-11-25 | 2012-05-31 | Denso Corporation | Semiconductor device |
JP2013080796A (ja) | 2011-10-03 | 2013-05-02 | Toyota Central R&D Labs Inc | 半導体装置 |
JP2015177057A (ja) | 2014-03-14 | 2015-10-05 | 株式会社東芝 | 半導体装置 |
WO2017146148A1 (ja) | 2016-02-23 | 2017-08-31 | 富士電機株式会社 | 半導体装置 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JP5103830B2 (ja) | 2006-08-28 | 2012-12-19 | 三菱電機株式会社 | 絶縁ゲート型半導体装置 |
CN107068733B (zh) | 2011-07-27 | 2020-08-11 | 丰田自动车株式会社 | 半导体器件 |
JP5742711B2 (ja) | 2011-12-28 | 2015-07-01 | 株式会社デンソー | 半導体装置 |
JP6022774B2 (ja) * | 2012-01-24 | 2016-11-09 | トヨタ自動車株式会社 | 半導体装置 |
JP6142813B2 (ja) * | 2014-02-10 | 2017-06-07 | トヨタ自動車株式会社 | 半導体装置 |
JP2015154000A (ja) * | 2014-02-18 | 2015-08-24 | トヨタ自動車株式会社 | 半導体装置および半導体装置の製造方法 |
JP2016058428A (ja) | 2014-09-05 | 2016-04-21 | 株式会社東芝 | 半導体装置 |
JP6281548B2 (ja) * | 2015-09-17 | 2018-02-21 | トヨタ自動車株式会社 | 半導体装置 |
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010171385A (ja) | 2008-12-24 | 2010-08-05 | Denso Corp | 半導体装置 |
US20120132954A1 (en) | 2010-11-25 | 2012-05-31 | Denso Corporation | Semiconductor device |
JP2012129504A (ja) | 2010-11-25 | 2012-07-05 | Denso Corp | 半導体装置 |
JP2013080796A (ja) | 2011-10-03 | 2013-05-02 | Toyota Central R&D Labs Inc | 半導体装置 |
JP2015177057A (ja) | 2014-03-14 | 2015-10-05 | 株式会社東芝 | 半導体装置 |
WO2017146148A1 (ja) | 2016-02-23 | 2017-08-31 | 富士電機株式会社 | 半導体装置 |
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KR20190085857A (ko) | 2019-07-19 |
KR102131288B1 (ko) | 2020-07-07 |
EP3511987B1 (en) | 2021-03-03 |
US20190214379A1 (en) | 2019-07-11 |
CN110034113B (zh) | 2023-04-28 |
US10700054B2 (en) | 2020-06-30 |
CN110034113A (zh) | 2019-07-19 |
EP3511987A1 (en) | 2019-07-17 |
JP2019125597A (ja) | 2019-07-25 |
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