JP6690246B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP6690246B2 JP6690246B2 JP2016003866A JP2016003866A JP6690246B2 JP 6690246 B2 JP6690246 B2 JP 6690246B2 JP 2016003866 A JP2016003866 A JP 2016003866A JP 2016003866 A JP2016003866 A JP 2016003866A JP 6690246 B2 JP6690246 B2 JP 6690246B2
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- 239000000758 substrate Substances 0.000 claims description 66
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
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- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- GDFCWFBWQUEQIJ-UHFFFAOYSA-N [B].[P] Chemical compound [B].[P] GDFCWFBWQUEQIJ-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
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- 229910052698 phosphorus Inorganic materials 0.000 description 1
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- 238000004804 winding Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P3/00—Other installations
- F02P3/02—Other installations having inductive energy storage, e.g. arrangements of induction coils
- F02P3/04—Layout of circuits
- F02P3/055—Layout of circuits with protective means to prevent damage to the circuit, e.g. semiconductor devices or the ignition coil
- F02P3/0552—Opening or closing the primary coil circuit with semiconductor devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T15/00—Circuits specially adapted for spark gaps, e.g. ignition circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/06—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration
- H01L27/0611—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region
- H01L27/0617—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type
- H01L27/0635—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type in combination with bipolar transistors and diodes, or resistors, or capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/08—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind
- H01L27/085—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only
- H01L27/088—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only the components being field-effect transistors with insulated gate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/70—Bipolar devices
- H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
- H01L29/739—Transistor-type devices, i.e. able to continuously respond to applied control signals controlled by field-effect, e.g. bipolar static induction transistors [BSIT]
- H01L29/7393—Insulated gate bipolar mode transistors, i.e. IGBT; IGT; COMFET
- H01L29/7395—Vertical transistors, e.g. vertical IGBT
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/823418—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of the source or drain structures, e.g. specific source or drain implants or silicided source or drain structures or raised source or drain structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/823487—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of vertical transistor structures, i.e. with channel vertical to the substrate surface
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/06—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration
- H01L27/0611—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region
- H01L27/0617—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type
- H01L27/0629—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type in combination with diodes, or resistors, or capacitors
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- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Electronic Switches (AREA)
- Semiconductor Integrated Circuits (AREA)
- Power Conversion In General (AREA)
Description
特許文献1 特開2008−45514号公報
特許文献2 特開2006−37822号公報
特許文献3 特開2012−36848号公報
本願によれば、以下の各項目もまた開示される。
[請求項1]
高電位側の第1端子および低電位側の第2端子の間に接続され、ゲート電位に応じてオンまたはオフに制御されるパワー半導体素子と、
前記パワー半導体素子を制御する制御信号を入力する制御端子と前記パワー半導体素子のゲートとの間に接続され、ゲート電位に応じてオンまたはオフに制御されるスイッチ素子と、
前記第1端子および前記スイッチ素子のゲートの間に接続され、前記スイッチ素子のゲートにオン電位を供給するオン電位供給部と、
基準電位および前記スイッチ素子のゲートの間に接続され、予め定められた遮断条件が満たされたことに応じて前記スイッチ素子のゲート電位をオフ電位にするオフ電位供給部と、
を備える半導体装置。
[請求項2]
前記オン電位供給部は、前記スイッチ素子のゲートをプルアップし、
前記オフ電位供給部は、前記予め定められた遮断条件が満たされたことに応じて、前記スイッチ素子のゲートを基準電位へと接続する、
請求項1に記載の半導体装置。
[請求項3]
前記オン電位供給部は、
前記スイッチ素子のゲートを前記第1端子からの電圧によりプルアップするプルアップ回路と、
前記スイッチ素子のゲートと基準電位との間に設けられたキャパシタと、
を有する請求項1または2に記載の半導体装置。
[請求項4]
前記オン電位供給部は、
前記スイッチ素子のゲートを前記第1端子からの電圧によりプルアップするプルアップ回路と、
前記スイッチ素子のゲートと前記制御端子との間に設けられたキャパシタと、
を有する請求項1または2に記載の半導体装置。
[請求項5]
前記プルアップ回路は、前記第1端子および前記スイッチ素子のゲートの間に接続された整流素子を含む請求項3または4に記載の半導体装置。
[請求項6]
前記プルアップ回路は、前記第1端子および前記スイッチ素子のゲートの間において、前記整流素子よりも前記第1端子側に前記整流素子と直列に接続された抵抗を含む請求項5に記載の半導体装置。
[請求項7]
前記パワー半導体素子のゲートと基準電位の間に接続され、前記パワー半導体素子のゲートに充電された電荷を放電する放電回路を備える請求項1から6のいずれか一項に記載の半導体装置。
[請求項8]
前記パワー半導体素子は、基板の第1面側に設けられた、前記第1端子側のコレクタ端子、前記基板の第2面側に設けられたゲート端子、並びに、前記基板の第2面側に設けられた、前記第2端子側のエミッタ端子を有し、
前記基板の前記第2面側はn導電型であり、
前記スイッチ素子は、前記基板の前記第2面側に形成されたnチャネル型のMOSFETである、
請求項1から7のいずれか一項に記載の半導体装置。
[請求項9]
前記予め定められた遮断条件が満たされたか否かを検出する遮断条件検出部と、
前記遮断条件が検出されたことをラッチするラッチ部と、
を備え、
前記オフ電位供給部は、前記遮断条件が満たされたことを前記ラッチ部がラッチしたことに応じて前記スイッチ素子のゲート電位をオフ電位にする、
請求項1から8のいずれか一項に記載の半導体装置。
[請求項10]
前記ラッチ部は、前記第1端子から電源供給を受けて、ラッチした値を保持する請求項9に記載の半導体装置。
[請求項11]
前記ラッチ部は、前記制御端子および前記第1端子から電源供給を受けて、ラッチした値を保持する請求項10に記載の半導体装置。
[請求項12]
高電位側の第1端子および低電位側の第2端子の間に接続され、ゲート電位に応じてオンまたはオフに制御されるパワー半導体素子と、
予め定められた遮断条件が満たされたか否かを検出する遮断条件検出部と、
前記遮断条件が検出されたことをラッチするラッチ部と、
前記遮断条件が検出されたことを前記ラッチ部がラッチしたことに応じて、前記パワー半導体素子のゲート電位をオフ電位にするための遮断部と、
を備え、
前記ラッチ部は、前記第1端子から電源供給を受けて、ラッチした値を保持する、
半導体装置。
[請求項13]
前記ラッチ部は、前記パワー半導体素子を制御する制御信号を入力する制御端子、および前記第1端子から電源供給を受ける請求項12に記載の半導体装置。
[請求項14]
前記ラッチ部は、前記制御端子から第1の整流素子を介して電源供給を受け、前記第1端子から第2の整流素子を介して電源供給を受ける請求項13に記載の半導体装置。
[請求項15]
前記パワー半導体素子を制御する制御信号を入力する制御端子と前記パワー半導体素子のゲートとの間に接続され、ゲート電位に応じてオンまたはオフに制御されるスイッチ素子と、
前記第1端子および前記スイッチ素子のゲートの間に接続され、前記スイッチ素子のゲートにオン電位を供給するオン電位供給部と、
を更に備え、
前記遮断部は、前基準電位および前記スイッチ素子のゲートの間に接続され、予め定められた遮断条件が満たされたことに応じて前記スイッチ素子のゲート電位をオフ電位にするためのオフ電位供給部を有する、
請求項12から14のいずれか一項に記載の半導体装置。
[請求項16]
前記パワー半導体素子は、基板の第1面側に設けられた、前記第1端子側のコレクタ端子、前記基板の第2面側に設けられたゲート端子、並びに、前記基板の第2面側に設けられた、前記第2端子側のエミッタ端子を有し、
当該半導体装置は、前記基板の前記第1面側に設けられた、前記パワー半導体素子のコレクタ端子と共通のコレクタ端子と、前記基板の前記第2面側に設けられたゲート端子およびエミッタ端子とを含み、前記ゲート端子および前記エミッタ端子が電気的に接続された半導体素子を有し、
前記ラッチ部は、前記第1端子から前記半導体素子を介して電源供給を受ける請求項9から15のいずれか一項に記載の半導体装置。
[請求項17]
当該半導体装置は、外部からの制御信号に応じてイグニッションコイルに流れる電流を制御するイグナイタである請求項1から16のいずれか一項に記載の半導体装置。
Claims (17)
- 高電位側の第1端子および低電位側の第2端子の間に接続され、ゲート電位に応じてオンまたはオフに制御されるパワー半導体素子と、
前記パワー半導体素子を制御する制御信号を入力する制御端子と前記パワー半導体素子のゲートとの間に接続され、ゲート電位に応じてオンまたはオフに制御されるスイッチ素子と、
前記第1端子および前記スイッチ素子のゲートの間に接続され、前記スイッチ素子のゲートにオン電位を供給するオン電位供給部と、
基準電位および前記スイッチ素子のゲートの間に接続され、前記パワー半導体素子の遮断を指示する遮断信号が入力されたことに応じて前記スイッチ素子のゲート電位をオフ電位にするオフ電位供給部と、
を備える半導体装置。 - 前記オン電位供給部は、前記スイッチ素子のゲートをプルアップし、
前記オフ電位供給部は、前記パワー半導体素子の遮断を指示する遮断信号が入力されたことに応じて、前記スイッチ素子のゲートを基準電位へと接続する
請求項1に記載の半導体装置。 - 前記オン電位供給部は、
前記スイッチ素子のゲートを前記第1端子からの電圧によりプルアップするプルアップ回路と、
前記スイッチ素子のゲートと基準電位との間に設けられたキャパシタと、
を有する請求項1または2に記載の半導体装置。 - 前記オン電位供給部は、
前記スイッチ素子のゲートを前記第1端子からの電圧によりプルアップするプルアップ回路と、
前記スイッチ素子のゲートと前記制御端子との間に設けられたキャパシタと、
を有する請求項1または2に記載の半導体装置。 - 前記プルアップ回路は、前記第1端子および前記スイッチ素子のゲートの間に接続された整流素子を含む請求項3または4に記載の半導体装置。
- 前記プルアップ回路は、前記第1端子および前記スイッチ素子のゲートの間において、前記整流素子よりも前記第1端子側に前記整流素子と直列に接続された抵抗を含む請求項5に記載の半導体装置。
- 前記パワー半導体素子のゲートと基準電位の間に接続され、前記パワー半導体素子のゲートに充電された電荷を放電する放電回路を備える請求項1から6のいずれか一項に記載の半導体装置。
- 前記パワー半導体素子は、基板の一方の面である第1面側に設けられた、前記第1端子側のコレクタ端子、前記基板の他方の面である第2面側に設けられたゲート端子、並びに、前記基板の前記第2面側に設けられた、前記第2端子側のエミッタ端子を有し、
前記基板の前記第2面側はn導電型であり、
前記スイッチ素子は、前記基板の前記第2面側に形成されたnチャネル型のMOSFETである
請求項1から7のいずれか一項に記載の半導体装置。 - 前記パワー半導体素子および前記パワー半導体素子の周辺回路の少なくとも一方の異常が検出されたか否かを検出する遮断条件検出部と、
前記異常が検出されたことをラッチするラッチ部と、
を備え、
前記オフ電位供給部は、前記異常が検出されたことを前記ラッチ部がラッチしたことに応じて前記スイッチ素子のゲート電位をオフ電位にする
請求項1から8のいずれか一項に記載の半導体装置。 - 前記ラッチ部は、前記第1端子から電源供給を受けて、ラッチした値を保持する請求項9に記載の半導体装置。
- 前記ラッチ部は、前記制御端子および前記第1端子から電源供給を受けて、ラッチした値を保持する請求項10に記載の半導体装置。
- 高電位側の第1端子および低電位側の第2端子の間に接続され、ゲート電位に応じてオンまたはオフに制御されるパワー半導体素子と、
前記パワー半導体素子および前記パワー半導体素子の周辺回路の少なくとも一方の異常が検出されたか否かを検出する遮断条件検出部と、
前記異常が検出されたことをラッチするラッチ部と、
前記異常が検出されたことを前記ラッチ部がラッチしたことに応じて、前記パワー半導体素子のゲート電位をオフ電位にするための遮断部と、
を備え、
前記ラッチ部は、前記第1端子から電源供給を受けて、ラッチした値を保持する
半導体装置。 - 前記ラッチ部は、前記パワー半導体素子を制御する制御信号を入力する制御端子、および前記第1端子から電源供給を受ける請求項12に記載の半導体装置。
- 前記ラッチ部は、前記制御端子から第1の整流素子を介して電源供給を受け、前記第1端子から第2の整流素子を介して電源供給を受ける請求項13に記載の半導体装置。
- 前記パワー半導体素子を制御する制御信号を入力する制御端子と前記パワー半導体素子のゲートとの間に接続され、ゲート電位に応じてオンまたはオフに制御されるスイッチ素子と、
前記第1端子および前記スイッチ素子のゲートの間に接続され、前記スイッチ素子のゲートにオン電位を供給するオン電位供給部と、
を更に備え、
前記遮断部は、前基準電位および前記スイッチ素子のゲートの間に接続され、前記パワー半導体素子の遮断を指示する遮断信号が入力されたことに応じて前記スイッチ素子のゲート電位をオフ電位にするためのオフ電位供給部を有する、
請求項12から14のいずれか一項に記載の半導体装置。 - 前記パワー半導体素子は、基板の一方の面である第1面側に設けられた、前記第1端子側のコレクタ端子、前記基板の他方の面である第2面側に設けられたゲート端子、並びに、前記基板の前記第2面側に設けられた、前記第2端子側のエミッタ端子を有し、
当該半導体装置は、前記基板の前記第1面側に設けられた、前記パワー半導体素子のコレクタ端子と共通のコレクタ端子と、前記基板の前記第2面側に設けられたゲート端子およびエミッタ端子とを含み、前記ゲート端子および前記エミッタ端子が電気的に接続された半導体素子を有し、
前記ラッチ部は、前記第1端子から前記半導体素子を介して電源供給を受ける請求項9から15のいずれか一項に記載の半導体装置。 - 当該半導体装置は、イグナイタである請求項1から16のいずれか一項に記載の半導体装置。
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US10389347B2 (en) * | 2017-07-20 | 2019-08-20 | Semiconductor Components Industries, Llc | Signal based ignition with inductive flyback power |
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