JP5987586B2 - スイッチング電源装置 - Google Patents
スイッチング電源装置 Download PDFInfo
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- JP5987586B2 JP5987586B2 JP2012206963A JP2012206963A JP5987586B2 JP 5987586 B2 JP5987586 B2 JP 5987586B2 JP 2012206963 A JP2012206963 A JP 2012206963A JP 2012206963 A JP2012206963 A JP 2012206963A JP 5987586 B2 JP5987586 B2 JP 5987586B2
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- voltage
- switching
- dead time
- power supply
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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
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33507—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
- H02M3/33515—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters with digital control
-
- 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
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/337—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only in push-pull configuration
- H02M3/3376—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only in push-pull configuration with automatic control of output voltage or current
-
- 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
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
-
- 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
Description
直列に接続されて交互にオン・オフ駆動される、例えば高耐圧のMOSFETやIGBT等のパワートランジスタからなる第1および第2のスイッチング素子を備え、前記第1のスイッチング素子により入力電圧をスイッチングしてインダクタに電力を蓄え、前記第2のスイッチング素子をスイッチングして上記インダクタに蓄えた電力を該インダクタの共振を利用して出力コンデンサに転送して出力電力を得る共振型スイッチング電源装置本体と、
前記第1および第2のスイッチング素子の一方のオフ・タイミングを基準として、所定のデッドタイム時間を経て他方のスイッチング素子のオン・タイミングを規定するオン・トリガ信号を生成すると共に、前記第1および第2のスイッチング素子の接続点電圧の変化を検出する為の入力端子に入力される端子電圧の時間変化に応じて前記デッドタイム時間を調整するデッドタイム調整回路と、
起動時における前記端子電圧の時間変化を検出し、該端子電圧が上昇した場合に一定時間該端子電圧の時間変化がないとき前記デッドタイム調整回路における前記デッドタイム時間の調整機能を無効化する無効化制御回路と
を備えたことを特徴としている。
T 絶縁トランス
T2 補助巻線
Da,Db 整流ダイオード
Ci 入力コンデンサ
Co 出力コンデンサ
Cr 共振用コンデンサ
1 誤差検出器
2 発振器
3 制御回路
4 駆動回路(ドライブ回路)
5 デッドタイム調整回路
6 dV/dt検出器
7 無効化制御回路
7a,7c 比較器
7b D型フリップフロップ
7d 遅延回路
Claims (4)
- 直列に接続されて交互にオン・オフ駆動される第1および第2のスイッチング素子を備え、前記第1のスイッチング素子により入力電圧をスイッチングしてインダクタに電力を蓄え、前記第2のスイッチング素子をスイッチングして上記インダクタに蓄えた電力を該インダクタの共振を利用して出力コンデンサに転送して出力電力を得る共振型スイッチング電源装置本体と、
前記第1および第2のスイッチング素子の一方のオフ・タイミングを基準として、所定のデッドタイム時間を経て他方のスイッチング素子のオン・タイミングを規定するオン・トリガ信号を生成すると共に、前記第1および第2のスイッチング素子の接続点電圧の変化を検出する為の入力端子に入力される端子電圧の時間変化に応じて前記デッドタイム時間を調整するデッドタイム調整回路と、
起動時における前記端子電圧の時間変化を検出し、該端子電圧が上昇した場合に一定時間該端子電圧の時間変化がないとき前記デッドタイム調整回路における前記デッドタイム時間の調整機能を無効化する無効化制御回路と
を具備したことを特徴とするスイッチング電源装置。 - 前記共振型電力変換装置本体は、前記第1のスイッチング素子を前記絶縁トランスの一次巻線に直列接続し、前記第2のスイッチング素子を前記絶縁トランスの一次巻線に並列接続したものであって、
前記入力端子に入力される端子電圧は、前記絶縁トランスの補助巻線に生起される電圧である請求項1に記載のスイッチング電源装置。 - 前記起動時における前記端子電圧は、前記第1および第2のスイッチング素子のスイッチング動作開始前の電圧として検出されるものである請求項1に記載のスイッチング電源装置。
- 前記無効化制御回路は、起動時における前記端子電圧と内部電源電圧に基づいて生成された基準電圧とを比較する比較器と、この比較器の出力を保持して前記デッドタイム時間の調整動作を有効化または無効化に設定するフリップフロップとからなる請求項1に記載のスイッチング電源装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012206963A JP5987586B2 (ja) | 2012-09-20 | 2012-09-20 | スイッチング電源装置 |
US14/021,453 US8879281B2 (en) | 2012-09-20 | 2013-09-09 | Switching power source device |
Applications Claiming Priority (1)
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JP2012206963A JP5987586B2 (ja) | 2012-09-20 | 2012-09-20 | スイッチング電源装置 |
Publications (2)
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JP2014064359A JP2014064359A (ja) | 2014-04-10 |
JP5987586B2 true JP5987586B2 (ja) | 2016-09-07 |
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JP2012206963A Active JP5987586B2 (ja) | 2012-09-20 | 2012-09-20 | スイッチング電源装置 |
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US (1) | US8879281B2 (ja) |
JP (1) | JP5987586B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10742021B1 (en) | 2019-03-19 | 2020-08-11 | Kabushiki Kaisha Toshiba | Power circuit, control method of power circuit, and self-driving device |
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JP6272036B2 (ja) * | 2013-02-13 | 2018-01-31 | 株式会社Soken | 電力変換装置 |
FR3025949B1 (fr) * | 2014-09-11 | 2016-08-26 | Renault Sa | Procede de commande d'un chargeur de batterie a convertisseur courant-continu - courant continu a resonance serie |
US10008942B1 (en) | 2017-04-12 | 2018-06-26 | Power Integrations, Inc. | High side signal interface in a power converter |
US10110137B1 (en) * | 2017-04-13 | 2018-10-23 | Semiconductor Components Industries, Llc | Automatic control of synchronous rectifier turn-off threshold |
EP3553929A1 (en) * | 2018-04-11 | 2019-10-16 | Vestel Elektronik Sanayi ve Ticaret A.S. | Circuit and method for driving a resonant converter |
US11159098B2 (en) | 2019-04-05 | 2021-10-26 | Infineon Technologies Ag | Method and half bridge controller for determining a polarity of a half bridge current |
US11632054B2 (en) | 2019-04-24 | 2023-04-18 | Power Integrations, Inc. | Mode operation detection for control of a power converter with an active clamp switch |
WO2020219116A1 (en) * | 2019-04-24 | 2020-10-29 | Power Integrations, Inc. | Power converter comprising an active non-dissipative clamp circuit, and respective controller |
Family Cites Families (12)
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JP2001258269A (ja) * | 2000-03-15 | 2001-09-21 | Kawasaki Steel Corp | ソフトスイッチングdc−dcコンバータ |
JP2002272093A (ja) * | 2001-03-09 | 2002-09-20 | Cosel Co Ltd | アクティブ型力率改善回路 |
JP3767560B2 (ja) * | 2003-01-31 | 2006-04-19 | オンキヨー株式会社 | スイッチング制御装置およびこのスイッチング制御装置を備えたスイッチング電源 |
JP4311117B2 (ja) | 2003-07-28 | 2009-08-12 | ソニー株式会社 | スイッチング電源装置 |
JP2008259288A (ja) * | 2007-04-03 | 2008-10-23 | Kawasaki Microelectronics Kk | スイッチング電源装置 |
JP5065398B2 (ja) * | 2007-05-07 | 2012-10-31 | ハーマン インターナショナル インダストリーズ インコーポレイテッド | 自動ゼロ電圧スイッチングモードコントローラ |
JP5207841B2 (ja) | 2008-06-18 | 2013-06-12 | 新電元工業株式会社 | スイッチング電源装置 |
EP2234258A1 (en) * | 2009-03-23 | 2010-09-29 | Anaview AB | Indirect d.c. converter with a switching frequency being dependent on the load and the input voltage and a dead time depending on the switching frequency |
EP2421136B1 (en) * | 2009-04-14 | 2019-05-08 | Murata Manufacturing Co., Ltd. | Switching power supply unit |
CN102396140B (zh) * | 2009-04-14 | 2015-05-13 | 株式会社村田制作所 | 开关电源装置 |
TWI392203B (zh) * | 2009-07-16 | 2013-04-01 | Princeton Technology Corp | 具有縮短停滯時間之電源轉換驅動電路及系統 |
US20120032657A1 (en) * | 2010-08-07 | 2012-02-09 | Intersil Americas Inc. | Reducing shoot-through in a switching voltage regulator |
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2012
- 2012-09-20 JP JP2012206963A patent/JP5987586B2/ja active Active
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2013
- 2013-09-09 US US14/021,453 patent/US8879281B2/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10742021B1 (en) | 2019-03-19 | 2020-08-11 | Kabushiki Kaisha Toshiba | Power circuit, control method of power circuit, and self-driving device |
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Publication number | Publication date |
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JP2014064359A (ja) | 2014-04-10 |
US20140078787A1 (en) | 2014-03-20 |
US8879281B2 (en) | 2014-11-04 |
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