CN110138202B - 用于零电压切换的装置和方法 - Google Patents

用于零电压切换的装置和方法 Download PDF

Info

Publication number
CN110138202B
CN110138202B CN201910246148.6A CN201910246148A CN110138202B CN 110138202 B CN110138202 B CN 110138202B CN 201910246148 A CN201910246148 A CN 201910246148A CN 110138202 B CN110138202 B CN 110138202B
Authority
CN
China
Prior art keywords
voltage
time
switch
active
controller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201910246148.6A
Other languages
English (en)
Chinese (zh)
Other versions
CN110138202A (zh
Inventor
Z·泽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of CN110138202A publication Critical patent/CN110138202A/zh
Application granted granted Critical
Publication of CN110138202B publication Critical patent/CN110138202B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
    • H02M1/4208—Arrangements for improving power factor of AC input
    • H02M1/4225—Arrangements for improving power factor of AC input using a non-isolated boost converter
    • 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
    • H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
    • H02M1/4208—Arrangements for improving power factor of AC input
    • 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
    • H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H02M7/42—Conversion of DC power input into AC power output without possibility of reversal
    • H02M7/44—Conversion of DC power input into AC power output without possibility of reversal by static converters
    • H02M7/46—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
    • 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
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0012—Control circuits using digital or numerical techniques
    • 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
    • H02M1/0048—Circuits or arrangements for reducing losses
    • H02M1/0054—Transistor switching losses
    • H02M1/0058—Transistor switching losses by employing soft switching techniques, i.e. commutation of transistors when applied voltage is zero or when current flow is zero
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Rectifiers (AREA)
  • Ac-Ac Conversion (AREA)
CN201910246148.6A 2013-12-19 2014-12-19 用于零电压切换的装置和方法 Active CN110138202B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361918453P 2013-12-19 2013-12-19
US61/918,453 2013-12-19
US14/565,541 US9431896B2 (en) 2013-12-19 2014-12-10 Apparatus and method for zero voltage switching in bridgeless totem pole power factor correction converter
US14/565,541 2014-12-10
CN201480070081.0A CN105874694B (zh) 2013-12-19 2014-12-19 用于零电压切换的装置和方法

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201480070081.0A Division CN105874694B (zh) 2013-12-19 2014-12-19 用于零电压切换的装置和方法

Publications (2)

Publication Number Publication Date
CN110138202A CN110138202A (zh) 2019-08-16
CN110138202B true CN110138202B (zh) 2021-04-02

Family

ID=53401194

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201480070081.0A Active CN105874694B (zh) 2013-12-19 2014-12-19 用于零电压切换的装置和方法
CN201910246148.6A Active CN110138202B (zh) 2013-12-19 2014-12-19 用于零电压切换的装置和方法

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201480070081.0A Active CN105874694B (zh) 2013-12-19 2014-12-19 用于零电压切换的装置和方法

Country Status (5)

Country Link
US (1) US9431896B2 (enExample)
EP (1) EP3084945B1 (enExample)
JP (2) JP6529045B2 (enExample)
CN (2) CN105874694B (enExample)
WO (1) WO2015095699A1 (enExample)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9577546B2 (en) * 2013-03-15 2017-02-21 Pai Capital Llc Power converter with self-driven synchronous rectifier control circuitry
CN104518656B (zh) * 2013-10-08 2018-10-12 南京中兴软件有限责任公司 图腾柱无桥功率因数校正软开关控制装置和方法
US9431896B2 (en) * 2013-12-19 2016-08-30 Texas Instruments Incorporated Apparatus and method for zero voltage switching in bridgeless totem pole power factor correction converter
US9627971B2 (en) * 2014-12-17 2017-04-18 Infineon Technologies Austria Ag Gate driver initiated zero voltage switch turn on
CN106487207B (zh) * 2015-08-31 2019-02-22 沃尔缇夫能源系统公司 一种功率变换电路的控制方法及装置
US9941784B1 (en) * 2015-11-02 2018-04-10 Bel Power Solutions Inc. Power factor correction current sense with shunt switching circuit
CN106712517A (zh) * 2015-11-12 2017-05-24 华为技术有限公司 一种谐振双向变换电路以及变换器
CN107196499B (zh) * 2016-03-14 2021-02-19 中兴通讯股份有限公司 一种图腾柱无桥功率因数校正电路控制方法及装置
WO2017174138A1 (en) * 2016-04-07 2017-10-12 Huawei Technologies Co., Ltd. A power converter, a controller and a system
US10217559B2 (en) * 2016-04-12 2019-02-26 Virginia Tech Intellectual Properties, Inc. Multiphase coupled and integrated inductors with printed circuit board (PBC) windings for power factor correction (PFC) converters
CN105846667B (zh) * 2016-05-04 2018-10-09 深圳市鹏源电子有限公司 功率因数校正pfc电路及其电流采样装置
KR20170132922A (ko) * 2016-05-24 2017-12-05 현대자동차주식회사 전력모듈 제어 시스템 및 그 제어방법
JP7238186B2 (ja) * 2016-06-28 2023-03-13 日立ジョンソンコントロールズ空調株式会社 電力変換装置、及びこれを備える空気調和機
CN106685206A (zh) * 2016-08-31 2017-05-17 株式会社村田制作所 功率因数校正装置及其控制方法以及电子设备
US10084402B2 (en) * 2016-10-17 2018-09-25 Texas Instruments Incorporated Microstepper motor control circuit PWM output coupled to H-bridge gates
US11201548B2 (en) 2016-12-15 2021-12-14 Foundation For Research And Business, Seoul National University Of Science And Technology Single-stage interleaved soft switching converter
TWI624132B (zh) * 2016-12-27 2018-05-11 飛宏科技股份有限公司 用於充電樁之智慧功率分配系統
WO2018128102A1 (ja) 2017-01-06 2018-07-12 パナソニックＩｐマネジメント株式会社 力率改善コンバータ
CN107070195A (zh) * 2017-03-22 2017-08-18 哈尔滨工业大学深圳研究生院 半工频周期谐振软开关结构的图腾柱功率因数校正电路
EP3630524A4 (en) 2017-06-02 2021-03-10 Magna International Inc. System and method for integrated battery charging and propulsion in plug-in electric vehicles
CN109004850B (zh) * 2017-06-07 2021-06-25 杭州先途电子有限公司 一种半桥有源功率因数校正电路及一种变频控制器及一种电源电路
SE541090C2 (en) * 2017-06-14 2019-04-02 Husqvarna Ab A power tool for connection to ac mains via at least one residual current protective device
CN107482885B (zh) * 2017-09-01 2019-12-06 华为数字技术（苏州）有限公司 续流管的控制方法、装置及开关电源装置
US10193437B1 (en) 2017-10-26 2019-01-29 Semiconductor Components Industries, Llc Bridgeless AC-DC converter with power factor correction and method therefor
US10944337B2 (en) 2017-12-15 2021-03-09 Texas Instruments Incorporated Adaptive zero voltage switching (ZVS) loss detection for power converters
EP3503363A1 (en) * 2017-12-19 2019-06-26 Koninklijke Philips N.V. Powering microcontrollers
KR102060177B1 (ko) * 2018-01-17 2020-02-11 엘지전자 주식회사 전력 변환 장치의 스위치 소손 방지 회로
US10461632B1 (en) * 2018-04-10 2019-10-29 Semiconductor Components Industries, Llc Current sensing for bridgeless PFC converters
JP6962259B2 (ja) 2018-04-11 2021-11-05 Tdk株式会社 スイッチング電源装置
DE102019002137B4 (de) * 2018-12-13 2020-10-01 Diehl Ako Stiftung & Co. Kg Antriebsschaltung und Verfahren zum Betreiben einer Antriebsschaltung
ES2780474B2 (es) 2019-02-22 2021-03-11 Broad Telecom S A Convertidor de corriente alterna en corriente continua con correccion de factor de potencia, capacitado para operar con lineas monofasicas y trifasicas
JP7258614B2 (ja) 2019-03-20 2023-04-17 東芝テック株式会社 電力変換装置
TWI678607B (zh) 2019-04-10 2019-12-01 群光電能科技股份有限公司 圖騰柱無橋功率因數轉換裝置及其操作方法
CN110198119B (zh) 2019-05-22 2021-01-26 广东美的白色家电技术创新中心有限公司 功率因数校正电路、控制方法、存储介质、电器及家电
CN112003454B (zh) 2019-05-27 2025-06-13 恩智浦美国有限公司 具有零电流检测电路的无桥功率因数校正转换器
JP7501267B2 (ja) * 2019-09-20 2024-06-18 株式会社Ｇｓユアサ 力率改善回路
JP6873207B2 (ja) * 2019-10-16 2021-05-19 日立ジョンソンコントロールズ空調株式会社 直流電源装置及びこれを搭載した空気調和機
JP7379131B2 (ja) * 2019-12-16 2023-11-14 東芝テック株式会社 電力変換装置
US11557961B2 (en) * 2020-01-20 2023-01-17 Astec International Limited Multi-phase interleaved power converters with improved current balancing
DE112020006676T5 (de) * 2020-02-05 2022-12-22 Mitsubishi Electric Corporation Schaltwandler
CN113452271B (zh) * 2020-03-25 2022-09-06 台达电子企业管理（上海）有限公司 一种电源控制方法
CN111856116A (zh) * 2020-07-21 2020-10-30 广州金升阳科技有限公司 一种无桥pfc电流采样电路及其应用
JP7471948B2 (ja) * 2020-08-03 2024-04-22 東芝テック株式会社 電力変換装置
LU101979B1 (de) * 2020-08-04 2022-02-07 Phoenix Contact Gmbh & Co Hochsetzsteller-Schaltungsanordnung, Stromversorgung und Verfahren zur Auswärtswandlung einer Eingangsspannung
CN114070032A (zh) * 2020-08-05 2022-02-18 比亚迪股份有限公司 车辆、车载充电系统及其中pfc电路的控制方法
JP7175364B2 (ja) * 2020-11-19 2022-11-18 日立ジョンソンコントロールズ空調株式会社 直流電源装置および空気調和機
CN112803746B (zh) * 2020-12-31 2022-04-12 台达电子企业管理（上海）有限公司 图腾柱型pfc电路
JP7524795B2 (ja) 2021-02-25 2024-07-30 サンケン電気株式会社 ブリッジレス力率改善回路の同期整流制御を行う集積回路及び方法
WO2022227072A1 (zh) * 2021-04-30 2022-11-03 华为数字能源技术有限公司 一种功率变换电路及其控制方法
CN115606083A (zh) * 2021-04-30 2023-01-13 华为数字能源技术有限公司（Cn） 一种电源装置及图腾柱pfc电路控制方法
EP4378063A4 (en) * 2021-07-27 2025-07-09 Univ Columbia POWER CONVERSION SYSTEMS AND METHODS WITH LC FILTER WITH ADDITIONAL CAPACITOR
CN114400886B (zh) * 2022-01-17 2024-07-30 燕山大学 一种变频自适应死区时间的图腾柱pfc控制方法
CN114785106B (zh) * 2022-04-07 2024-06-21 南京航空航天大学 Crm图腾柱pfc变换器母线电压尖峰抑制电路和方法
WO2025094453A1 (ja) * 2023-10-30 2025-05-08 パナソニックＩｐマネジメント株式会社 電力変換装置および制御方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101707441A (zh) * 2009-11-26 2010-05-12 华为技术有限公司 图腾柱无桥电路系统及电流采样装置
CN101958657A (zh) * 2009-07-17 2011-01-26 华为技术有限公司 电源转换电路及设备、功率因数矫正电路交错控制方法
CN102412719A (zh) * 2010-09-21 2012-04-11 Tdk株式会社 无桥功率因数校正转换器
CN102723851A (zh) * 2011-03-29 2012-10-10 艾默生网络能源系统北美公司 一种桥臂电路
CN102843025A (zh) * 2012-08-06 2012-12-26 台达电子工业股份有限公司 用于pfc电路的控制电路、控制方法及电源系统
CN102957308A (zh) * 2011-08-31 2013-03-06 艾默生网络能源有限公司 一种无桥功率因数校正电路

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5793624A (en) * 1996-06-05 1998-08-11 Hydro-Quebec Apparatus and method for charging a DC battery
JP2002315343A (ja) * 2001-04-18 2002-10-25 Hitachi Ltd Ｐｗｍコンバータ装置
US6674272B2 (en) * 2001-06-21 2004-01-06 Champion Microelectronic Corp. Current limiting technique for a switching power converter
US6650550B2 (en) * 2002-02-12 2003-11-18 Technical Witts, Inc. Synchronous rectifier self gate drive for zero voltage switching power conversion circuits
JP2006115647A (ja) * 2004-10-15 2006-04-27 Matsushita Electric Ind Co Ltd デットタイム補正装置及びインバータ装置
JP4984751B2 (ja) * 2006-08-31 2012-07-25 ダイキン工業株式会社 空調機のコンバータ装置
US9118259B2 (en) 2007-12-03 2015-08-25 Texas Instruments Incorporated Phase-shifted dual-bridge DC/DC converter with wide-range ZVS and zero circulating current
CN101640421A (zh) * 2008-07-28 2010-02-03 艾默生网络能源系统北美公司 交流输入电压采样电路、采样方法及无桥pfc电路
US8040114B2 (en) * 2008-11-07 2011-10-18 Power Integrations, Inc. Method and apparatus to increase efficiency in a power factor correction circuit
JP2010142074A (ja) * 2008-12-15 2010-06-24 Toyota Motor Corp 電力変換器制御装置
JP5418893B2 (ja) * 2009-07-13 2014-02-19 富士電機株式会社 電力変換装置
US8363434B2 (en) * 2009-12-22 2013-01-29 Logah Technology Corp. Interleaved bridgeless power factor corrector and controlling method thereof
US8018740B2 (en) 2010-01-07 2011-09-13 Texas Instruments Incorporated LLC soft start by operation mode switching
JP5058272B2 (ja) * 2010-01-22 2012-10-24 三菱電機株式会社 直流電源装置、これを備えた冷凍サイクル装置、並びに、これを搭載した空気調和機及び冷蔵庫
CN101841236A (zh) * 2010-04-22 2010-09-22 华为技术有限公司 一种功率因数矫正变换器及其控制方法
JP5501857B2 (ja) * 2010-05-18 2014-05-28 コーセル株式会社 スイッチング電源装置
US8780585B2 (en) 2010-07-31 2014-07-15 Texas Instruments Incorporated Double phase-shifting full-bridge DC-to-DC converter
US8482942B2 (en) * 2010-08-26 2013-07-09 Fairchild Semiconductor Corporation Method and apparatus for bridgeless power factor correction
US8379420B2 (en) * 2010-10-13 2013-02-19 Power Integrations, Inc. Controller with punctuated switching control circuit
CN102035364B (zh) * 2010-12-02 2013-08-21 成都芯源系统有限公司 无桥功率因数校正变换器及其控制方法
US8971075B2 (en) 2011-02-07 2015-03-03 Texas Instruments Incorporated Method and apparatus for generating an adaptive switching frequency for operating power factor correction circuit
TWI439021B (zh) 2011-03-22 2014-05-21 Fsp Technology Inc 應用於無橋式交換電路之開關控制電路以及控制方法、電源轉換器以及電源控制方法
US8779746B2 (en) 2011-04-29 2014-07-15 Texas Instruments Incorporated Methods and apparatus for constant power/current control for switch-mode power converters
US8749217B2 (en) 2011-06-29 2014-06-10 Texas Instruments Incorporated Primary voltage sensing and control for converter
US20130033240A1 (en) 2011-06-29 2013-02-07 Texas Instruments Incorporated Pfc thd reduction by zvs or valley switching
US9496828B2 (en) 2011-07-22 2016-11-15 Texas Instruments Incorporated System and method for envelope tracking power supply
US20130033904A1 (en) 2011-08-04 2013-02-07 Zhong Ye Phase-shifted full bridge converter with reduced circulating current
JP6080345B2 (ja) * 2011-09-27 2017-02-15 ミネベアミツミ株式会社 スイッチング電源、およびスイッチング電源におけるａｃ波形生成方法
US8891269B2 (en) 2011-10-10 2014-11-18 Texas Instruments Incorporated Full bridge converter
US8675375B2 (en) 2011-12-16 2014-03-18 Texas Instruments Incorporated System and method for input voltage transient response control
KR101337349B1 (ko) * 2012-03-21 2013-12-06 주식회사 동운아나텍 조명 구동 장치 및 그 방법
US20130249504A1 (en) * 2012-03-25 2013-09-26 Niko Semiconductor Co., Ltd. Power factor correction (pfc) controller and bridgeless pfc circuit with the same
US9118239B2 (en) 2012-03-29 2015-08-25 Texas Instruments Incorporated Power supply control method for constant current constant power control
RU2525837C2 (ru) 2012-04-28 2014-08-20 Закрытое акционерное общество "Связь инжиниринг" Способ и система управления безмостовым корректором коэффициента мощности с помощью цифрового сигнального процессора
US9166498B2 (en) * 2013-02-13 2015-10-20 Pai Capital Llc Power converter with non-symmetrical totem pole rectifier and current-shaping branch circuits
CN203219195U (zh) * 2013-04-09 2013-09-25 华南理工大学 一种降压和升降压切换工作的无桥pfc变换器
US9431896B2 (en) * 2013-12-19 2016-08-30 Texas Instruments Incorporated Apparatus and method for zero voltage switching in bridgeless totem pole power factor correction converter
JP6287473B2 (ja) * 2014-03-28 2018-03-07 Tdk株式会社 ブリッジレス力率改善コンバータ
JP6962259B2 (ja) * 2018-04-11 2021-11-05 Tdk株式会社 スイッチング電源装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101958657A (zh) * 2009-07-17 2011-01-26 华为技术有限公司 电源转换电路及设备、功率因数矫正电路交错控制方法
CN101707441A (zh) * 2009-11-26 2010-05-12 华为技术有限公司 图腾柱无桥电路系统及电流采样装置
CN102412719A (zh) * 2010-09-21 2012-04-11 Tdk株式会社 无桥功率因数校正转换器
CN102723851A (zh) * 2011-03-29 2012-10-10 艾默生网络能源系统北美公司 一种桥臂电路
CN102957308A (zh) * 2011-08-31 2013-03-06 艾默生网络能源有限公司 一种无桥功率因数校正电路
CN102843025A (zh) * 2012-08-06 2012-12-26 台达电子工业股份有限公司 用于pfc电路的控制电路、控制方法及电源系统

Also Published As

Publication number Publication date
EP3084945B1 (en) 2021-06-02
JP2019134674A (ja) 2019-08-08
EP3084945A1 (en) 2016-10-26
CN105874694B (zh) 2019-04-23
JP6529045B2 (ja) 2019-06-12
US9431896B2 (en) 2016-08-30
EP3084945A4 (en) 2017-08-23
US20150180330A1 (en) 2015-06-25
WO2015095699A1 (en) 2015-06-25
CN105874694A (zh) 2016-08-17
JP6916451B2 (ja) 2021-08-11
CN110138202A (zh) 2019-08-16
JP2017505097A (ja) 2017-02-09

Similar Documents

Publication Publication Date Title
CN110138202B (zh) 用于零电压切换的装置和方法
US9923409B2 (en) Rectification and regulation circuit for a wireless power receiver
EP3198710B1 (en) Control method for buck-boost power converters
US10439501B2 (en) Resonant power converter and frequency tracking method for resonant power converter
US8125805B1 (en) Switch-mode converter operating in a hybrid discontinuous conduction mode (DCM)/continuous conduction mode (CCM) that uses double or more pulses in a switching period
CN109713918B (zh) 具有功率因数校正的无桥ac-dc转换器及其方法
CN100461601C (zh) 一种实现隔离高频开关dc-dc变换的系统及方法
US9554431B2 (en) LED driver
US9762135B2 (en) Secondary side control of resonant DC/DC converters
JP2010252450A (ja) 電力変換装置
EP3799289B1 (en) Totem pole-type single phase pfc converter
WO2015069917A1 (en) Bridgeless pfc using single sided high frequency switching
US20130094252A1 (en) Forward type dc-dc converter
US20230246542A1 (en) A multi-phase power factor correction system, controller and method of controlling a multi-phase power factor correction system
US20100284203A1 (en) Control mode for zvs converter at resonant operating frequencies
CN104600992B (zh) 直流-直流转换电路
US20180248482A1 (en) Method and Apparatus for Dynamic Voltage Transition Control in Semi-Resonant and Resonant Converters
JP6920124B2 (ja) 力率改善回路及び力率改善回路の制御方法
US20150109839A1 (en) Power converting apparatus
US12438449B2 (en) Power factor correction system, controller and method of controlling a power factor correction system
EP4637035A1 (en) Synchronous rectifier
US20240372484A1 (en) Modulation Of Switching Intervals Over A Line Cycle In A Multilever Inverter
US20220399879A1 (en) Synchronous switch control method
JP2019033654A (ja) 電源回路及び電源回路の制御方法
McDonald et al. An iTHD and Efficiency Optimized Control Method for Triangular Conduction Mode Totem Pole Bridgeless PFC with Zero Current Detection

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant