JP6061047B1 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP6061047B1 JP6061047B1 JP2016052045A JP2016052045A JP6061047B1 JP 6061047 B1 JP6061047 B1 JP 6061047B1 JP 2016052045 A JP2016052045 A JP 2016052045A JP 2016052045 A JP2016052045 A JP 2016052045A JP 6061047 B1 JP6061047 B1 JP 6061047B1
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 207
- 239000000758 substrate Substances 0.000 claims description 84
- 229910002601 GaN Inorganic materials 0.000 claims description 22
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims description 22
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 20
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 20
- 229920005989 resin Polymers 0.000 claims description 10
- 239000011347 resin Substances 0.000 claims description 10
- 230000015556 catabolic process Effects 0.000 claims description 5
- 230000006698 induction Effects 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 2
- 230000007547 defect Effects 0.000 abstract description 2
- 230000005284 excitation Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 110
- 238000010586 diagram Methods 0.000 description 16
- 239000012535 impurity Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 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
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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- Engineering & Computer Science (AREA)
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Thyristors (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Junction Field-Effect Transistors (AREA)
- Power Conversion In General (AREA)
Abstract
Description
[先行技術文献]
[特許文献]
[特許文献1] 特表2010−522432号公報
[特許文献2] 特開2011−166673号公報
[特許文献3] 特開2014−3110号公報
Claims (4)
- 伝導度変調が可能な第1の半導体層と、第1のゲート電極とを有し、前記第1のゲート電極と前記第1の半導体層との間にゲート絶縁膜を有しないノーマリオン型半導体素子と、
第2の半導体層と、第2のゲート電極と、前記第2の半導体層と前記第2のゲート電極との間のゲート絶縁膜とを有するノーマリオフ型半導体素子と、
前記ノーマリオン型半導体素子が設けられた第1の半導体基板と、
前記第1の半導体基板とは異なる半導体基板であり、前記第1の半導体基板から離間して設けられ、前記ノーマリオフ型半導体素子が設けられた第2の半導体基板と
を備え、
前記ノーマリオン型半導体素子と前記ノーマリオフ型半導体素子とは直列に接続されており、
前記第2の半導体層は、炭化ケイ素半導体層および窒化ガリウム半導体層のいずれか一方、または、シリコン半導体層であり、
前記第2の半導体層が炭化ケイ素半導体層および窒化ガリウム半導体層のいずれか一方である場合は、前記ノーマリオフ型半導体素子は、MOSFETであり、
前記第2の半導体層がシリコン半導体層である場合は、前記ノーマリオフ型半導体素子は、エミッタ電極およびコレクタ電極を有するIGBTならびにソース電極およびドレイン電極を有するMOSFETのいずれか一方であり、
前記ノーマリオン型半導体素子における前記第1のゲート電極と前記ノーマリオフ型半導体素子における前記エミッタ電極および前記ソース電極のいずれか一方とが電気的に接続されており、
前記ノーマリオン型半導体素子のカソード電極と前記ノーマリオフ型半導体素子の前記コレクタ電極および前記ドレイン電極のいずれか一方とが電気的に接続されており、
前記ノーマリオン型半導体素子の前記第1の半導体層は、窒化ガリウム半導体層であり、
前記ノーマリオン型半導体素子は、前記ノーマリオフ型半導体素子よりも耐圧が高く、
前記第1の半導体基板と前記第2の半導体基板と間に遮光性の樹脂をさらに有する
半導体装置。 - 前記ノーマリオフ型半導体素子をオフした場合に前記ノーマリオン型半導体素子もオフするように、前記ノーマリオフ型半導体素子と前記ノーマリオン型半導体素子とがカスコード接続されている
請求項1に記載の半導体装置。 - 前記ノーマリオン型半導体素子は静電誘導型サイリスタであり、
前記カスコード接続において、前記静電誘導型サイリスタにおける前記第1のゲート電極と、前記ノーマリオフ型半導体素子における前記エミッタ電極および前記ソース電極のいずれか一方とが電気的に接続されている
請求項2に記載の半導体装置。 - 前記第1の半導体基板と前記第2の半導体基板とを載置する基板をさらに備える
請求項1から3のいずれか一項に記載の半導体装置。
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US7501670B2 (en) | 2007-03-20 | 2009-03-10 | Velox Semiconductor Corporation | Cascode circuit employing a depletion-mode, GaN-based FET |
JP5012930B2 (ja) | 2010-02-15 | 2012-08-29 | 株式会社デンソー | ハイブリッドパワーデバイス |
JP5979998B2 (ja) | 2012-06-18 | 2016-08-31 | ルネサスエレクトロニクス株式会社 | 半導体装置及びそれを用いたシステム |
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JPH05315600A (ja) * | 1992-05-11 | 1993-11-26 | Fuji Electric Co Ltd | 半導体装置 |
JPH10294471A (ja) * | 1997-04-17 | 1998-11-04 | Hitachi Ltd | 炭化けい素半導体装置及びその製造方法 |
JPH11274482A (ja) * | 1998-03-20 | 1999-10-08 | Toshiba Corp | 半導体装置 |
JP2004006723A (ja) * | 2002-03-25 | 2004-01-08 | Toshiba Corp | 高耐圧半導体装置及びその製造方法 |
JP2012243905A (ja) * | 2011-05-18 | 2012-12-10 | Shindengen Electric Mfg Co Ltd | パワーモジュールおよびその製造方法 |
JP2013232564A (ja) * | 2012-04-27 | 2013-11-14 | National Institute Of Advanced Industrial & Technology | 半導体装置および半導体装置の製造方法 |
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