JP7489252B2 - 半導体装置および電力変換装置 - Google Patents
半導体装置および電力変換装置 Download PDFInfo
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- JP7489252B2 JP7489252B2 JP2020126296A JP2020126296A JP7489252B2 JP 7489252 B2 JP7489252 B2 JP 7489252B2 JP 2020126296 A JP2020126296 A JP 2020126296A JP 2020126296 A JP2020126296 A JP 2020126296A JP 7489252 B2 JP7489252 B2 JP 7489252B2
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/10—Modifications for increasing the maximum permissible switched voltage
- H03K17/102—Modifications for increasing the maximum permissible switched voltage in field-effect transistor switches
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/12—Modifications for increasing the maximum permissible switched current
- H03K17/122—Modifications for increasing the maximum permissible switched current in field-effect transistor switches
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
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- 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
- H10D30/657—Lateral DMOS [LDMOS] FETs having substrates comprising insulating layers, e.g. SOI-LDMOS transistors
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- 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]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6704—Thin-film transistors [TFT] having supplementary regions or layers in the thin films or in the insulated bulk substrates for controlling properties of the device
- H10D30/6713—Thin-film transistors [TFT] having supplementary regions or layers in the thin films or in the insulated bulk substrates for controlling properties of the device characterised by the properties of the source or drain regions, e.g. compositions or sectional shapes
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- 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
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- 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
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/201—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates the substrates comprising an insulating layer on a semiconductor body, e.g. SOI
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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]
- H10D12/421—Insulated-gate bipolar transistors [IGBT] on insulating layers or insulating substrates, e.g. thin-film IGBTs
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- 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
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- 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
- H10D84/80—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs
- H10D84/811—Combinations of field-effect devices and one or more diodes, capacitors or resistors
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- 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
- H10D84/80—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs
- H10D84/82—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs of only field-effect components
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- 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
- H10D84/80—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs
- H10D84/82—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs of only field-effect components
- H10D84/83—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs of only field-effect components of only insulated-gate FETs [IGFET]
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- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Thin Film Transistor (AREA)
Description
図4A及び図4Bを用いて、上記で説明した本実施例の半導体装置の変形例を説明する。図4A,図4Bは、それぞれ図1C,図2の変形例である。上記では、横型MOSFETを例に説明したが、直列接続する低圧素子にIGBTとダイオードを逆接続したものや窒化ガリウム(GaN)等の材料を用いたHEMT(High Electron Mobility Transistor:高電子移動度トランジスタ)を用いても良い。
2…埋め込み酸化膜
3…n型半導体基板(ドリフト領域)
4…p型ベース領域
5…n型ソース領域
6…p型コンタクト領域
7…n型ドレイン領域
8…チャネル領域
9…ゲート酸化膜
10…ゲート電極
11…ソース電極
12…ドレイン電極
13…制御信号出力電極
14…誘電体
15…素子分離領域
16…ソース端子
17…ドレイン端子
18…ゲート端子
19…制御信号出力端子
21,22,23…横型MOSFET
24…エミッタ端子
25…コレクタ端子
41…横型IGBT
42…ダイオード
51…抵抗器
52…抵抗器
53…抵抗器
61…定電圧ダイオード
62…定電圧ダイオード
63…定電圧ダイオード
Claims (11)
- 第1の半導体素子と、1つまたは複数の第2の半導体素子が直列接続された半導体装置において、
前記第1の半導体素子および前記第2の半導体素子は、ソース端子とドレイン端子間またはエミッタ端子とコレクタ端子間に制御信号出力端子を有し、
前記第2の半導体素子のゲート端子は、前記第2の半導体素子のソースまたはエミッタ側に隣接して直列接続された第1の半導体素子または第2の半導体素子の制御信号出力端子に接続されていることを特徴とする半導体装置。 - 請求項1に記載の半導体装置において、
前記第1の半導体素子のゲート端子とソース端子は、ゲート駆動回路に接続されており、
前記ゲート駆動回路から前記第1の半導体素子のゲート端子への駆動信号により、前記第1の半導体素子および前記第2の半導体素子の全ての半導体素子のON/OFF制御が可能であることを特徴とする半導体装置。 - 請求項1に記載の半導体装置において、
前記第2の半導体素子は、ゲート電圧の閾値が負電圧であるデプレッション型の半導体素子であることを特徴とする半導体装置。 - 請求項3に記載の半導体装置において、
前記第1の半導体素子および前記第2の半導体素子は、横型MOSFETであることを特徴とする半導体装置。 - 請求項3に記載の半導体装置において、
前記第1の半導体素子および前記第2の半導体素子の少なくともいずれか一方は、横型IGBTおよび前記横型IGBTに逆並列に接続されたダイオードで構成されることを特徴とする半導体装置。 - 請求項3に記載の半導体装置において、
前記第1の半導体素子および前記第2の半導体素子の少なくともいずれか一方は、HEMTであることを特徴とする半導体装置。 - 請求項6に記載の半導体装置において、
前記第1の半導体素子および前記第2の半導体素子の少なくともいずれか一方は、HEMTおよび前記HEMTに逆並列に接続されたダイオードで構成されることを特徴とする半導体装置。 - 請求項1から7のいずれか1項に記載の半導体装置において、
前記第1の半導体素子および前記第2の半導体素子の少なくともいずれか一方に、抵抗器が並列接続されていることを特徴とする半導体装置。 - 請求項1から7のいずれか1項に記載の半導体装置において、
前記第1の半導体素子および前記第2の半導体素子のドレイン端子またはコレクタ端子と前記制御信号出力端子の間にダイオードが接続されていることを特徴とする半導体装置。 - 請求項9に記載の半導体装置において、
前記ダイオードは、アバランシェダイオードまたはツェナーダイオードであることを特徴とする半導体装置。 - 請求項1から10のいずれか1項に記載の半導体装置を用いることを特徴とする電力変換装置。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020126296A JP7489252B2 (ja) | 2020-07-27 | 2020-07-27 | 半導体装置および電力変換装置 |
| DE112021002923.1T DE112021002923T5 (de) | 2020-07-27 | 2021-04-19 | Halbleitervorrichtung und leistungsumsetzer |
| CN202180049405.2A CN115803883B (zh) | 2020-07-27 | 2021-04-19 | 半导体装置以及电力变换装置 |
| US18/002,703 US20230246021A1 (en) | 2020-07-27 | 2021-04-19 | Semiconductor device and power converter |
| PCT/JP2021/015811 WO2022024472A1 (ja) | 2020-07-27 | 2021-04-19 | 半導体装置および電力変換装置 |
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|---|---|---|---|
| JP2020126296A JP7489252B2 (ja) | 2020-07-27 | 2020-07-27 | 半導体装置および電力変換装置 |
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| Publication Number | Publication Date |
|---|---|
| JP2022023383A JP2022023383A (ja) | 2022-02-08 |
| JP7489252B2 true JP7489252B2 (ja) | 2024-05-23 |
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| JP2020126296A Active JP7489252B2 (ja) | 2020-07-27 | 2020-07-27 | 半導体装置および電力変換装置 |
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| Country | Link |
|---|---|
| US (1) | US20230246021A1 (ja) |
| JP (1) | JP7489252B2 (ja) |
| CN (1) | CN115803883B (ja) |
| DE (1) | DE112021002923T5 (ja) |
| WO (1) | WO2022024472A1 (ja) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004054629A (ja) | 2002-07-19 | 2004-02-19 | Canon Inc | 定電圧源 |
| US20160155737A1 (en) | 2014-11-30 | 2016-06-02 | Globalfoundries Singapore Pte. Ltd. | Rc-stacked mosfet circuit for high voltage (hv) electrostatic discharge (esd) protection |
| JP2019091783A (ja) | 2017-11-14 | 2019-06-13 | 株式会社豊田中央研究所 | 半導体装置 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002217416A (ja) * | 2001-01-16 | 2002-08-02 | Hitachi Ltd | 半導体装置 |
| US7554839B2 (en) * | 2006-09-30 | 2009-06-30 | Alpha & Omega Semiconductor, Ltd. | Symmetric blocking transient voltage suppressor (TVS) using bipolar transistor base snatch |
| JP5485108B2 (ja) * | 2010-10-28 | 2014-05-07 | 株式会社 日立パワーデバイス | 半導体装置、およびそれを用いた超音波診断装置 |
| US9024317B2 (en) * | 2010-12-24 | 2015-05-05 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor circuit, method for driving the same, storage device, register circuit, display device, and electronic device |
| US8569842B2 (en) | 2011-01-07 | 2013-10-29 | Infineon Technologies Austria Ag | Semiconductor device arrangement with a first semiconductor device and with a plurality of second semiconductor devices |
| JP6413467B2 (ja) * | 2014-08-19 | 2018-10-31 | 富士電機株式会社 | 半導体装置 |
| DE102016103623B4 (de) * | 2015-03-02 | 2023-05-17 | Epistar Corporation | LED-Treiber |
| JP7206728B2 (ja) * | 2018-09-18 | 2023-01-18 | 富士電機株式会社 | 半導体装置及び半導体装置の制御方法 |
-
2020
- 2020-07-27 JP JP2020126296A patent/JP7489252B2/ja active Active
-
2021
- 2021-04-19 US US18/002,703 patent/US20230246021A1/en active Pending
- 2021-04-19 CN CN202180049405.2A patent/CN115803883B/zh active Active
- 2021-04-19 DE DE112021002923.1T patent/DE112021002923T5/de active Pending
- 2021-04-19 WO PCT/JP2021/015811 patent/WO2022024472A1/ja not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004054629A (ja) | 2002-07-19 | 2004-02-19 | Canon Inc | 定電圧源 |
| US20160155737A1 (en) | 2014-11-30 | 2016-06-02 | Globalfoundries Singapore Pte. Ltd. | Rc-stacked mosfet circuit for high voltage (hv) electrostatic discharge (esd) protection |
| JP2019091783A (ja) | 2017-11-14 | 2019-06-13 | 株式会社豊田中央研究所 | 半導体装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115803883A (zh) | 2023-03-14 |
| DE112021002923T5 (de) | 2023-03-09 |
| US20230246021A1 (en) | 2023-08-03 |
| JP2022023383A (ja) | 2022-02-08 |
| CN115803883B (zh) | 2025-09-02 |
| WO2022024472A1 (ja) | 2022-02-03 |
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