JP7198236B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP7198236B2 JP7198236B2 JP2020043815A JP2020043815A JP7198236B2 JP 7198236 B2 JP7198236 B2 JP 7198236B2 JP 2020043815 A JP2020043815 A JP 2020043815A JP 2020043815 A JP2020043815 A JP 2020043815A JP 7198236 B2 JP7198236 B2 JP 7198236B2
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- 239000004065 semiconductor Substances 0.000 title claims description 188
- 239000012535 impurity Substances 0.000 claims description 37
- 239000000969 carrier Substances 0.000 claims description 5
- 230000004888 barrier function Effects 0.000 description 23
- 238000009792 diffusion process Methods 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 9
- 230000004048 modification Effects 0.000 description 8
- 238000012986 modification Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 5
- 229910052796 boron Inorganic materials 0.000 description 5
- 230000003213 activating effect Effects 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 4
- 229920005591 polysilicon Polymers 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 229910052814 silicon oxide Inorganic materials 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- -1 for example Substances 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000005036 potential barrier Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
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Description
図1は、第1実施形態に係る半導体装置1を示す模式断面図である。半導体装置1は、例えば、2種類の制御電極を有するIGBTである。
図8(a)および(b)に示すように、半導体装置2の半導体部10は、第7半導体層(以下、n形バリア層27)をさらに含む。n形バリア層27は、n形ベース層11とp形ベース層13との間に設けられる。
図8(b)に示す例では、p形電荷排出層25のn形ドリフト層11と第2制御電極50との間に位置する部分の幅Wp1は、n形バリア層27と第2制御電極との間に位置する部分の幅Wp2よりも広い。
図9に示すように、半導体装置3の半導体部10は、n形バリア層27をさらに含む。n形バリア層27は、n形ベース層11とp形ベース層13との間に位置し、第1領域27aと第2領域27bとを含む。第2領域27bは、第1領域27aと絶縁膜53との間に位置する。第1領域27aにおける電子密度は、第2領域27bの電子密度よりも高い。
図11は、第2実施形態に係る半導体装置4を示す模式断面図である。
図11に示すように、半導体装置4のp形電荷排出層33は、n形ベース層11と絶縁膜53との間に設けられ、第2制御電極50の側面に沿って延在する。p形電荷排出層33は、p形ベース層13につながるように設けられる。また、p形電荷排出層33は、ゲートトレンチGT2の底部には設けられない。
図13に示すように、半導体装置5の半導体部10は、n形バリア層27をさらに含む。p形電荷排出層33は、n形バリア層27と絶縁膜53との間に延在し、p形ベース層13につながるように設けられる。
図14に示すように、半導体装置6の半導体部10は、n形バリア層27をさらに含む。n形バリア層27は、n形ベース層11とp形ベース層13との間に位置し、第1領域27aと第2領域27bとを含む。第2領域27bは、第1領域27aと絶縁膜53との間に位置する。第1領域27aにおける電子密度は、第2領域27bの電子密度よりも高い。
Claims (7)
- 半導体部と、
前記半導体部の裏面側に設けられた第1電極と、
前記半導体部の表面側に設けられた第2電極と、
前記半導体部と前記第2電極との間において、前記半導体部に設けられた第1トレンチの内部に配置され、前記半導体部から第1絶縁膜により電気的に絶縁され、前記第2電極から第2絶縁膜により電気的に絶縁された第1制御電極と、
前記半導体部と前記第2電極との間において、前記半導体部に設けられた第2トレンチの内部に配置され、前記半導体部から第3絶縁膜により電気的に絶縁され、前記第2電極から第4絶縁膜により電気的に絶縁され、前記第1制御電極から電気的に分離された第2制御電極と、
を備え、
前記半導体部は、第1導電形の第1半導体層と、第2導電形の第2半導体層と、前記第1導電形の第3半導体層と、前記第2導電形の第4半導体層と、前記第2導電形の第5半導体層と、前記第2導電形の第6半導体層と、を含み、
前記第1制御電極および前記第2制御電極は、前記第1半導体層中に延在し、
前記第2半導体層は、前記第1半導体層と前記第2電極との間に設けられ、前記第1絶縁膜を介して前記第1制御電極に向き合い、前記第3絶縁膜を介して前記第2制御電極に向き合い、
前記第3半導体層は、前記第2半導体層と前記第2電極との間に選択的に設けられ、前記第1絶縁膜に接し、前記第2電極に電気的に接続され、
前記第4半導体層は、前記第2半導体層と前記第2電極との間に選択的に設けられ、前記第3絶縁膜に接し、前記第2電極に電気的に接続され、
前記第5半導体層は、前記第1半導体層と前記第1電極との間に設けられ、前記第1電極に電気的に接続され、
前記第6半導体層は、前記第1半導体層と前記第2制御電極との間に設けられ、前記第3絶縁膜に沿って延在した半導体装置。 - 前記第6半導体層は、前記第3絶縁膜から前記第1半導体層に向かう方向における第1厚さを有し、
前記第1厚さは、前記第2制御電極と前記第2電極との間に電圧が印加され、前記第1半導体層と前記第3絶縁膜との界面に前記第1導電形のキャリアが集まることにより、前記第6半導体層の全体が第1導電形に反転する厚さである請求項1記載の半導体装置。 - 前記第6半導体層は、前記第3絶縁膜の前記第1半導体層中に位置する部分の全体を覆う請求項1または2に記載の半導体装置。
- 前記半導体部は、前記第1半導体層と前記第2半導体層との間に設けられた前記第1導電形の第7半導体層をさらに含み、
前記第7半導体層は、前記第1半導体層の第1導電形不純物の濃度よりも高濃度の第1導電形不純物を含み、
前記第7半導体層の前記第1導電形不純物の濃度は、前記第3半導体層の第1導電形不純物の濃度よりも低い請求項1~3のいずれか1つに記載の半導体装置。 - 前記第7半導体層は、第1領域と、前記第1領域の第1導電形キャリアの濃度よりも低濃度の第1導電形キャリアを含む第2領域と、を有し、
前記第2領域は、前記第1領域と前記第3絶縁膜との間に位置し、前記第2半導体層と前記第6半導体層との間に位置する請求項4記載の半導体装置。 - 前記第6半導体層は、前記第7半導体層と前記第3絶縁膜との間に位置する請求項4記載の半導体装置。
- 前記第2電極と前記第1制御電極および前記第2制御電極のそれぞれに制御電圧を印加する制御回路をさらに備えた請求項1~6のいずれか1つに記載の半導体装置。
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JP2020043815A JP7198236B2 (ja) | 2020-03-13 | 2020-03-13 | 半導体装置 |
CN202010606415.9A CN113394265B (zh) | 2020-03-13 | 2020-06-29 | 半导体装置 |
US17/004,702 US11335771B2 (en) | 2020-03-13 | 2020-08-27 | Semiconductor device |
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JP2016162855A (ja) | 2015-02-27 | 2016-09-05 | 株式会社日立製作所 | 半導体装置およびそれを用いた電力変換装置 |
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JP3288218B2 (ja) * | 1995-03-14 | 2002-06-04 | 三菱電機株式会社 | 絶縁ゲート型半導体装置およびその製造方法 |
JPH11345969A (ja) * | 1998-06-01 | 1999-12-14 | Toshiba Corp | 電力用半導体装置 |
JP2000164859A (ja) * | 1998-11-25 | 2000-06-16 | Sanken Electric Co Ltd | 半導体装置及びその製造方法 |
US7436031B2 (en) * | 2004-08-26 | 2008-10-14 | Matsushita Electric Industrial Co., Ltd. | Device for implementing an inverter having a reduced size |
DE102006046788B4 (de) * | 2006-10-02 | 2009-06-25 | Infineon Technologies Ag | Verfahren zur Herstellung einer Halbleiterschaltungsanordnung |
JP2011023527A (ja) * | 2009-07-15 | 2011-02-03 | Toshiba Corp | 半導体装置 |
JP5611653B2 (ja) * | 2010-05-06 | 2014-10-22 | 株式会社東芝 | 窒化物半導体素子 |
JP5740108B2 (ja) * | 2010-07-16 | 2015-06-24 | 株式会社東芝 | 半導体装置 |
JP5594276B2 (ja) | 2010-12-08 | 2014-09-24 | 株式会社デンソー | 絶縁ゲート型半導体装置 |
JP5665567B2 (ja) * | 2011-01-26 | 2015-02-04 | 株式会社東芝 | 半導体素子 |
JP5849882B2 (ja) | 2011-09-27 | 2016-02-03 | 株式会社デンソー | 縦型半導体素子を備えた半導体装置 |
JP5798024B2 (ja) * | 2011-12-13 | 2015-10-21 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
JP2015133380A (ja) * | 2014-01-10 | 2015-07-23 | 株式会社東芝 | 半導体装置 |
JP6158123B2 (ja) * | 2014-03-14 | 2017-07-05 | 株式会社東芝 | 半導体装置 |
JP2016040807A (ja) * | 2014-08-13 | 2016-03-24 | 株式会社東芝 | 半導体装置 |
JP2016058485A (ja) * | 2014-09-08 | 2016-04-21 | 株式会社東芝 | 半導体装置 |
JP6203697B2 (ja) * | 2014-09-30 | 2017-09-27 | 株式会社東芝 | 半導体装置およびその製造方法 |
WO2018110703A1 (ja) * | 2016-12-16 | 2018-06-21 | 富士電機株式会社 | 半導体装置および製造方法 |
JP6747593B2 (ja) * | 2017-07-14 | 2020-08-26 | 富士電機株式会社 | 半導体装置 |
JP6736531B2 (ja) * | 2017-09-14 | 2020-08-05 | 株式会社東芝 | 半導体装置 |
JP6946219B2 (ja) | 2018-03-23 | 2021-10-06 | 株式会社東芝 | 半導体装置 |
JP6896673B2 (ja) | 2018-03-23 | 2021-06-30 | 株式会社東芝 | 半導体装置 |
JP7091204B2 (ja) | 2018-09-19 | 2022-06-27 | 株式会社東芝 | 半導体装置 |
-
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