HK1079349A1 - Synchronous rectifying type switching regulator control circuit - Google Patents

Synchronous rectifying type switching regulator control circuit

Info

Publication number
HK1079349A1
HK1079349A1 HK05111043.9A HK05111043A HK1079349A1 HK 1079349 A1 HK1079349 A1 HK 1079349A1 HK 05111043 A HK05111043 A HK 05111043A HK 1079349 A1 HK1079349 A1 HK 1079349A1
Authority
HK
Hong Kong
Prior art keywords
control circuit
switching regulator
type switching
regulator control
synchronous rectifying
Prior art date
Application number
HK05111043.9A
Other languages
English (en)
Inventor
Yoshihide Kanakubo
Original Assignee
Seiko Instr 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 Seiko Instr Inc filed Critical Seiko Instr Inc
Publication of HK1079349A1 publication Critical patent/HK1079349A1/xx

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
    • H02M3/02—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
    • H02M3/1588—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 comprising at least one synchronous rectifier element
    • 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
    • H02M3/33569—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 having several active switching elements
    • H02M3/33576—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 having several active switching elements having at least one active switching element at the secondary side of an isolation transformer
    • H02M3/33592—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 having several active switching elements having at least one active switching element at the secondary side of an isolation transformer having a synchronous rectifier circuit or a synchronous freewheeling circuit at the secondary side of an isolation transformer
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S323/00—Electricity: power supply or regulation systems
    • Y10S323/901—Starting circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
HK05111043.9A 2003-11-14 2005-12-02 Synchronous rectifying type switching regulator control circuit HK1079349A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003385009A JP4412535B2 (ja) 2003-11-14 2003-11-14 同期整流方式スイッチングレギュレータ制御回路及びこれを含む半導体集積回路

Publications (1)

Publication Number Publication Date
HK1079349A1 true HK1079349A1 (en) 2006-03-31

Family

ID=34631386

Family Applications (1)

Application Number Title Priority Date Filing Date
HK05111043.9A HK1079349A1 (en) 2003-11-14 2005-12-02 Synchronous rectifying type switching regulator control circuit

Country Status (5)

Country Link
US (1) US7535206B2 (zh)
JP (1) JP4412535B2 (zh)
CN (1) CN1625034B (zh)
HK (1) HK1079349A1 (zh)
TW (1) TWI354437B (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4686285B2 (ja) * 2005-07-14 2011-05-25 三洋電機株式会社 スイッチング制御回路、ｄｃ−ｄｃコンバータ
JP5167705B2 (ja) * 2007-07-02 2013-03-21 富士電機株式会社 スイッチング電源装置
JP5091024B2 (ja) * 2008-06-24 2012-12-05 株式会社リコー スイッチングレギュレータ及びその動作制御方法
JP5553792B2 (ja) * 2011-04-13 2014-07-16 京セラドキュメントソリューションズ株式会社 高圧電源装置及び画像形成装置
CN103795228B (zh) * 2014-02-18 2016-05-11 成都芯源系统有限公司 一种用于开关变换器的控制电路及其控制方法
CN114337266B (zh) * 2021-12-17 2023-12-26 上海晶丰明源半导体股份有限公司 开关电源及用于开关电源的控制电路

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0741447A3 (en) * 1995-05-04 1997-04-16 At & T Corp Method and device for controlling a synchronous rectifier converter circuit
US5912552A (en) * 1997-02-12 1999-06-15 Kabushiki Kaisha Toyoda Jidoshokki Seisakusho DC to DC converter with high efficiency for light loads
US5966003A (en) * 1997-05-15 1999-10-12 Fujitsu Limited DC-DC converter control circuit
JP3957019B2 (ja) * 1998-01-30 2007-08-08 富士通株式会社 Ｄｃ−ｄｃコンバータ制御回路
US5940287A (en) * 1998-07-14 1999-08-17 Lucent Technologies Inc. Controller for a synchronous rectifier and power converter employing the same
JP2000056843A (ja) * 1998-08-04 2000-02-25 Toyota Autom Loom Works Ltd 基準電圧生成回路
JP3389524B2 (ja) * 1999-02-23 2003-03-24 松下電器産業株式会社 スイッチングレギュレータ、ｄｃ／ｄｃ変換器、およびスイッチングレギュレータを備えたｌｓｉシステム
US6396252B1 (en) * 2000-12-14 2002-05-28 National Semiconductor Corporation Switching DC-to-DC converter with discontinuous pulse skipping and continuous operating modes without external sense resistor
JP4119363B2 (ja) * 2001-07-05 2008-07-16 ディーアイ／ディーティー， インコーポレーテッド 電力コンバータの同期整流器を制御するための方法及び装置
US6760235B2 (en) * 2001-09-13 2004-07-06 Netpower Technologies, Inc. Soft start for a synchronous rectifier in a power converter
US6618274B2 (en) * 2001-10-09 2003-09-09 Innoveta Technologies Synchronous rectifier controller to eliminate reverse current flow in a DC/DC converter output
US6850401B2 (en) * 2002-05-28 2005-02-01 Matsushita Electric Industrial Co., Ltd. DC-DC converter
US6912138B2 (en) * 2002-09-03 2005-06-28 Artesyn Technologies, Inc. Synchronous rectifier control circuit
US6922041B2 (en) * 2003-02-28 2005-07-26 Sipex Corporation Apparatus for and method of adjusting a switching regulator output for a circuit having a pre-charge voltage
US6841977B2 (en) * 2003-03-03 2005-01-11 Astec International Limited Soft-start with back bias conditions for PWM buck converter with synchronous rectifier
US6853562B2 (en) * 2003-06-26 2005-02-08 Optimum Power Conversion, Inc. Voltage sense method and circuit which alleviate reverse current flow of current bi-directional converters

Also Published As

Publication number Publication date
JP2005151689A (ja) 2005-06-09
US20050122750A1 (en) 2005-06-09
TW200524254A (en) 2005-07-16
US7535206B2 (en) 2009-05-19
JP4412535B2 (ja) 2010-02-10
TWI354437B (en) 2011-12-11
CN1625034B (zh) 2010-05-12
CN1625034A (zh) 2005-06-08

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20191113