JP2018042188A - スイッチングユニットおよび電源回路 - Google Patents
スイッチングユニットおよび電源回路 Download PDFInfo
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- JP2018042188A JP2018042188A JP2016176636A JP2016176636A JP2018042188A JP 2018042188 A JP2018042188 A JP 2018042188A JP 2016176636 A JP2016176636 A JP 2016176636A JP 2016176636 A JP2016176636 A JP 2016176636A JP 2018042188 A JP2018042188 A JP 2018042188A
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- Prior art keywords
- switching element
- switching
- capacitor
- gate
- capacitance
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/38—Means for preventing simultaneous conduction of switches
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
- H02M1/088—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/06—Modifications for ensuring a fully conducting state
-
- 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
- H03K2017/6875—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 using self-conductive, depletion FETs
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/0036—Means reducing energy consumption
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Power Conversion In General (AREA)
- Electronic Switches (AREA)
- Direct Current Feeding And Distribution (AREA)
Abstract
Description
Cgs1:第1スイッチング素子のゲート・ソース間の容量
Cgd1:第1スイッチング素子のゲート・ドレイン間の容量
G1:第1スイッチング素子の電圧増幅度
G2:第2スイッチング素子の電圧増幅度
Vin:スイッチングユニットに入力される入力電圧
Vgs1:第1スイッチング素子のゲート・ソース間の電圧
図1は、第1実施形態に係るスイッチングユニットの概略的な構成を示す回路図である。本実施形態では、図1に示すスイッチングユニット10は、駆動回路11で駆動される。また、スイッチングユニット10および駆動回路11は、例えば、インバータ等の電源回路に設けられる。
図3は、第2実施形態に係るスイッチングユニットの概略的な構成を示す回路図である。図3では、第1実施形態に係るスイッチングユニット10と同様の構成要素には同じ符号を付し、詳細な説明を省略する。
Claims (4)
- ノーマリオン型の第1スイッチング素子と、
前記第1スイッチング素子に直列に接続されたノーマリオフ型の第2スイッチング素子と、
前記第1スイッチング素子のゲートに接続されたコンデンサと、
アノードが前記コンデンサと前記第1スイッチング素子の前記ゲートとの間に接続され、カソードが前記第1スイッチング素子のソースに接続された第1ダイオードと、を備え、
前記コンデンサの容量Cbの値が、下記の式で算出された値以上である、スイッチングユニット。
Cgs1:第1スイッチング素子のゲート・ソース間の容量
Cgd1:第1スイッチング素子のゲート・ドレイン間の容量
G1:第1スイッチング素子の電圧増幅度
G2:第2スイッチング素子の電圧増幅度
Vin:スイッチングユニットに入力される入力電圧
Vgs1:第1スイッチング素子のゲート・ソース間の電圧 - 前記第2スイッチング素子が、前記第1スイッチング素子と同じタイミングでスイッチング動作する、請求項1に記載のスイッチングユニット。
- 請求項1から3のいずれかに記載のスイッチングユニットと、
前記スイッチングユニットを駆動する駆動回路と、
を備える電源回路。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016176636A JP2018042188A (ja) | 2016-09-09 | 2016-09-09 | スイッチングユニットおよび電源回路 |
US15/446,955 US9923464B1 (en) | 2016-09-09 | 2017-03-01 | Switching device and power supply circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016176636A JP2018042188A (ja) | 2016-09-09 | 2016-09-09 | スイッチングユニットおよび電源回路 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2018042188A true JP2018042188A (ja) | 2018-03-15 |
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JP2016176636A Pending JP2018042188A (ja) | 2016-09-09 | 2016-09-09 | スイッチングユニットおよび電源回路 |
Country Status (2)
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US (1) | US9923464B1 (ja) |
JP (1) | JP2018042188A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021048437A (ja) * | 2019-09-17 | 2021-03-25 | 株式会社東芝 | 半導体装置 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108736702A (zh) * | 2018-06-08 | 2018-11-02 | 邯郸美的制冷设备有限公司 | 图腾柱无桥pfc电路、电源转换装置及空调器 |
CN112868171B (zh) * | 2018-12-14 | 2022-09-02 | 华为数字能源技术有限公司 | 共享自举电容器系统和方法 |
JP7337618B2 (ja) * | 2019-09-17 | 2023-09-04 | 株式会社東芝 | 半導体装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013146570A1 (ja) * | 2012-03-27 | 2013-10-03 | シャープ株式会社 | カスコード回路 |
CN103915991A (zh) * | 2014-04-25 | 2014-07-09 | 西安科技大学 | 具有rcd网络的耗尽型器件的开关电路及其设计方法 |
JP2016019112A (ja) * | 2014-07-07 | 2016-02-01 | 株式会社東芝 | 半導体装置 |
Family Cites Families (10)
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JP2008306618A (ja) * | 2007-06-11 | 2008-12-18 | Nissan Motor Co Ltd | 電圧駆動型素子を駆動するための駆動回路 |
JP5200738B2 (ja) | 2008-07-31 | 2013-06-05 | ダイキン工業株式会社 | インバータ回路 |
US8718224B2 (en) | 2011-08-05 | 2014-05-06 | Semiconductor Energy Laboratory Co., Ltd. | Pulse signal output circuit and shift register |
US20150131350A1 (en) * | 2012-04-18 | 2015-05-14 | Takuya Isomura | Electrical power converter |
BR112015009554B1 (pt) * | 2012-11-02 | 2021-05-25 | Danmarks Tekniske Universitet | conversor de energia ressonante auto-oscilante e montagem do mesmo |
FR3002703B1 (fr) * | 2013-02-25 | 2017-07-21 | Schneider Toshiba Inverter Europe Sas | Dispositif de commande employe dans un systeme d'alimentation electrique a decoupage |
JP5934925B2 (ja) * | 2013-06-04 | 2016-06-15 | パナソニックIpマネジメント株式会社 | ゲートドライバおよびこれを備えたパワーモジュール |
JP2015154591A (ja) * | 2014-02-14 | 2015-08-24 | ローム株式会社 | ゲート駆動回路および電源装置 |
JP6639103B2 (ja) | 2015-04-15 | 2020-02-05 | 株式会社東芝 | スイッチングユニット及び電源回路 |
US11152857B2 (en) * | 2015-05-06 | 2021-10-19 | Flextronics Ap, Llc | Gate driver circuit for half bridge MOSFET switches providing protection of the switch devices |
-
2016
- 2016-09-09 JP JP2016176636A patent/JP2018042188A/ja active Pending
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2017
- 2017-03-01 US US15/446,955 patent/US9923464B1/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013146570A1 (ja) * | 2012-03-27 | 2013-10-03 | シャープ株式会社 | カスコード回路 |
CN103915991A (zh) * | 2014-04-25 | 2014-07-09 | 西安科技大学 | 具有rcd网络的耗尽型器件的开关电路及其设计方法 |
JP2016019112A (ja) * | 2014-07-07 | 2016-02-01 | 株式会社東芝 | 半導体装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021048437A (ja) * | 2019-09-17 | 2021-03-25 | 株式会社東芝 | 半導体装置 |
JP7242487B2 (ja) | 2019-09-17 | 2023-03-20 | 株式会社東芝 | 半導体装置 |
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US20180076712A1 (en) | 2018-03-15 |
US9923464B1 (en) | 2018-03-20 |
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