TWI340526B - Flyback dc-dc converter - Google Patents

Flyback dc-dc converter

Info

Publication number
TWI340526B
TWI340526B TW096145534A TW96145534A TWI340526B TW I340526 B TWI340526 B TW I340526B TW 096145534 A TW096145534 A TW 096145534A TW 96145534 A TW96145534 A TW 96145534A TW I340526 B TWI340526 B TW I340526B
Authority
TW
Taiwan
Prior art keywords
flyback
converter
Prior art date
Application number
TW096145534A
Other languages
English (en)
Other versions
TW200830682A (en
Inventor
Ye Zhibin
Original Assignee
O2Micro Int Ltd
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 O2Micro Int Ltd filed Critical O2Micro Int Ltd
Publication of TW200830682A publication Critical patent/TW200830682A/zh
Application granted granted Critical
Publication of TWI340526B publication Critical patent/TWI340526B/zh

Links

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
    • 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
    • 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
    • H02M1/0016—Control circuits providing compensation of output voltage deviations using feedforward of disturbance parameters
    • H02M1/0022—Control circuits providing compensation of output voltage deviations using feedforward of disturbance parameters the disturbance parameters being input voltage fluctuations

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
TW096145534A 2006-12-01 2007-11-30 Flyback dc-dc converter TWI340526B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US87217906P 2006-12-01 2006-12-01
US11/998,351 US8213193B2 (en) 2006-12-01 2007-11-28 Flyback DC-DC converter with feedback control

Publications (2)

Publication Number Publication Date
TW200830682A TW200830682A (en) 2008-07-16
TWI340526B true TWI340526B (en) 2011-04-11

Family

ID=39475502

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096145534A TWI340526B (en) 2006-12-01 2007-11-30 Flyback dc-dc converter

Country Status (3)

Country Link
US (2) US8213193B2 (zh)
CN (1) CN101192798B (zh)
TW (1) TWI340526B (zh)

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US8421432B2 (en) * 2009-09-17 2013-04-16 Linear Technology Corporation DC/DC converter having a fast and accurate average current limit
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CN102143628B (zh) * 2010-01-29 2013-05-08 成都芯源系统有限公司 一种电路和方法及使用该电路的灯具
TWI408883B (zh) * 2010-11-24 2013-09-11 Anpec Electronics Corp 定時啟動之控制電路與降壓式直流／直流轉換器
US8760894B2 (en) * 2011-01-10 2014-06-24 Microsemi Corporation Feedback of output voltage error via current sense winding
JP2012216766A (ja) * 2011-03-30 2012-11-08 Sanken Electric Co Ltd Ｌｅｄ駆動装置及びｌｅｄ照明装置
CN103580484B (zh) * 2012-07-30 2015-10-21 台达电子工业股份有限公司 同步整流装置及其控制方法
US9602006B2 (en) * 2012-10-24 2017-03-21 Infineon Technologies Ag Method and a controller for determining a demagnetization zero current time for a switched mode power supply
KR101961116B1 (ko) 2012-11-19 2019-03-25 삼성디스플레이 주식회사 전원제어장치 및 이를 포함하는 표시장치
US9318963B2 (en) 2013-03-13 2016-04-19 Dialog Semiconductor Inc. Switching power converter with secondary to primary messaging
US9601982B1 (en) 2013-08-27 2017-03-21 Flextronics Ap, Llc Switchable auxiliary supply circuit
US9166483B2 (en) 2013-10-01 2015-10-20 General Electric Company Single stage AC-DC power converter with flyback PFC and improved THD
US9510403B2 (en) 2013-10-01 2016-11-29 General Electric Company Two-stage LED driver with buck PFC and improved THD
US9380655B2 (en) 2013-10-01 2016-06-28 General Electric Company Single-stage AC-DC power converter with flyback PFC and selectable dual output current
US9332601B2 (en) 2013-10-01 2016-05-03 General Electric Company Two-stage AC-DC power converter with selectable dual output current
US8957600B1 (en) 2013-10-01 2015-02-17 General Electric Company Two-stage led driver with buck PFC and improved THD
US9301350B2 (en) 2013-10-01 2016-03-29 General Electric Company Two-stage LED driver with selectable dual output current
CN103607114A (zh) * 2013-11-23 2014-02-26 大连尚能科技发展有限公司 风电变流器控制系统的专业电源
US9379625B2 (en) * 2013-12-26 2016-06-28 Dialog Semiconductor Inc. Current meter for load modulation communication receiver architecture
US9991798B2 (en) 2014-02-13 2018-06-05 Texas Instruments Incorporated Constant on-time control for power converter
US9621053B1 (en) * 2014-08-05 2017-04-11 Flextronics Ap, Llc Peak power control technique for primary side controller operation in continuous conduction mode
TWI581555B (zh) 2014-09-12 2017-05-01 Alpha And Omega Semiconductor (Cayman) Ltd 固定導通時間切換式轉換裝置
TWI565211B (zh) 2014-09-12 2017-01-01 Alpha And Omega Semiconductor (Cayman) Ltd Constant on-time switching converter means
TWI549412B (zh) 2014-09-12 2016-09-11 Alpha & Omega Semiconductor Cayman Ltd Fixed on-time switching type switching device
TWI574499B (zh) * 2014-09-12 2017-03-11 Alpha And Omega Semiconductor (Cayman) Ltd Fixed on-time switching type switching device
TWI556563B (zh) 2014-09-12 2016-11-01 Alpha & Omega Semiconductor Cayman Ltd Fixed on-time switching type switching device
JP6487743B2 (ja) * 2015-03-24 2019-03-20 新日本無線株式会社 スイッチング電源装置
CN107408893B (zh) 2015-06-09 2020-05-19 谷歌有限责任公司 包括反激式控制器和降压转换器的电源
US10050555B2 (en) 2016-03-18 2018-08-14 Vertiv Energy Systems, Inc. Power supplies having synchronous and asynchronous modes of operation
CN109995220B (zh) * 2017-12-29 2020-10-20 东南大学 一种提高反激式谐振开关电源ccm模式转换效率的方法

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US5751565A (en) * 1996-09-04 1998-05-12 Compaq Computer Corporation Controlling pulse skip modulation in power conversion
US6429709B1 (en) * 1998-12-14 2002-08-06 Semiconductor Components Industries Llc Power converter circuit and method for controlling
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JP3644014B2 (ja) * 2000-08-21 2005-04-27 富士通アクセス株式会社 同期整流回路
JP2002153054A (ja) * 2000-11-10 2002-05-24 Fujitsu Ltd スイッチング電源回路
JP3637876B2 (ja) * 2001-04-05 2005-04-13 トヨタ自動車株式会社 Ｄｃ−ｄｃコンバータの制御装置
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KR100986762B1 (ko) * 2003-09-08 2010-10-08 페어차일드코리아반도체 주식회사 스위칭 전원 공급 장치 및 전원 공급 방법
US7372710B2 (en) * 2003-09-30 2008-05-13 Sanken Electric Co., Ltd. Switching power source device of the type capable of controlling power loss in generating output voltage from a secondary winding of a transformer
TWI235621B (en) * 2003-12-18 2005-07-01 Richtek Techohnology Corp Control device and method for capacitance charger
TWM255583U (en) * 2004-04-05 2005-01-11 Power Mate Technology Co Ltd Flyback type conversion circuit
JP4373995B2 (ja) * 2005-06-24 2009-11-25 フリボ モバイル パワー ゲーエムベーハー スイッチモード電源における電流および電圧を制御するための制御回路
US7368897B2 (en) * 2005-10-07 2008-05-06 Intel Corporation Load adaptive power converter
US7505287B1 (en) * 2005-11-10 2009-03-17 Iwatt Inc. On-time control for constant current mode in a flyback power supply
US7589983B1 (en) * 2005-11-10 2009-09-15 Iwatt Inc. Power converter controller controlled by variable reference voltage generated by dual output digital to analog converter
US7471522B2 (en) * 2006-08-03 2008-12-30 Linear Technology Corporation Light load regulator for isolated flyback converter
US8179700B2 (en) * 2006-11-29 2012-05-15 Systems General Corp. Control circuit with adaptive minimum on time for power converters

Also Published As

Publication number Publication date
US20080130325A1 (en) 2008-06-05
US8363430B2 (en) 2013-01-29
US8213193B2 (en) 2012-07-03
CN101192798B (zh) 2011-12-21
CN101192798A (zh) 2008-06-04
TW200830682A (en) 2008-07-16
US20120243270A1 (en) 2012-09-27

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees