CN1303748C - 过电流输出保护电路和包括此电路的稳压开关式电源 - Google Patents

过电流输出保护电路和包括此电路的稳压开关式电源 Download PDF

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Publication number
CN1303748C
CN1303748C CNB031309089A CN03130908A CN1303748C CN 1303748 C CN1303748 C CN 1303748C CN B031309089 A CNB031309089 A CN B031309089A CN 03130908 A CN03130908 A CN 03130908A CN 1303748 C CN1303748 C CN 1303748C
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CN
China
Prior art keywords
voltage
pulse signal
cycle pulse
potential
zener diode
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Expired - Fee Related
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CNB031309089A
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English (en)
Chinese (zh)
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CN1457140A (zh
Inventor
高松清司
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Seiko Epson Corp
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Seiko Epson Corp
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Publication date
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Publication of CN1457140A publication Critical patent/CN1457140A/zh
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Publication of CN1303748C publication Critical patent/CN1303748C/zh
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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
    • H02M3/338—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 a self-oscillating arrangement
    • H02M3/3385—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 a self-oscillating arrangement 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/32—Means for protecting converters other than automatic disconnection
    • 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
    • Y10S323/902—Optical coupling to semiconductor

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
CNB031309089A 2002-05-08 2003-05-08 过电流输出保护电路和包括此电路的稳压开关式电源 Expired - Fee Related CN1303748C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002133292A JP3712064B2 (ja) 2002-05-08 2002-05-08 出力過電流保護回路、及び該出力過電流保護回路を備えた定電圧スイッチング電源回路
JP2002133292 2002-05-08

Publications (2)

Publication Number Publication Date
CN1457140A CN1457140A (zh) 2003-11-19
CN1303748C true CN1303748C (zh) 2007-03-07

Family

ID=29416666

Family Applications (2)

Application Number Title Priority Date Filing Date
CNB031309089A Expired - Fee Related CN1303748C (zh) 2002-05-08 2003-05-08 过电流输出保护电路和包括此电路的稳压开关式电源
CNU032443374U Expired - Lifetime CN2741269Y (zh) 2002-05-08 2003-05-08 过电流输出保护电路和包括此电路的恒定电压开关式电源

Family Applications After (1)

Application Number Title Priority Date Filing Date
CNU032443374U Expired - Lifetime CN2741269Y (zh) 2002-05-08 2003-05-08 过电流输出保护电路和包括此电路的恒定电压开关式电源

Country Status (3)

Country Link
US (1) US6816392B2 (https=)
JP (1) JP3712064B2 (https=)
CN (2) CN1303748C (https=)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1457139A (zh) * 2002-05-08 2003-11-19 精工爱普生株式会社 具有过压输出保护电路的稳压开关电源及电子设备
JP3712064B2 (ja) * 2002-05-08 2005-11-02 セイコーエプソン株式会社 出力過電流保護回路、及び該出力過電流保護回路を備えた定電圧スイッチング電源回路
AT501799B1 (de) * 2003-09-09 2006-11-15 Siemens Ag Oesterreich Hochsetzsteller
WO2006006289A1 (ja) * 2004-07-07 2006-01-19 Murata Manufacturing Co., Ltd. スイッチング電源装置および電子装置
DE102004034333A1 (de) * 2004-07-09 2006-05-18 Siemens Ag Verfahren zum Regeln eines an einer Gleichspannungsquelle angeschlossenen Stromrichters
JP4546320B2 (ja) * 2005-04-19 2010-09-15 株式会社リコー 定電圧電源回路及び定電圧電源回路の制御方法
KR100622972B1 (ko) * 2005-06-17 2006-09-13 삼성전자주식회사 전력변환기의 제어장치 및 제어방법
JP5042536B2 (ja) * 2006-06-16 2012-10-03 ローム株式会社 電源装置及びこれを備えた電気機器
JP4905776B2 (ja) * 2006-08-02 2012-03-28 株式会社タムラ製作所 保護回路およびスイッチング電源装置
US7518885B2 (en) 2006-10-04 2009-04-14 Power Integrations, Inc. Method and apparatus for a control circuit with multiple operation modes
KR101239978B1 (ko) * 2007-08-17 2013-03-06 삼성전자주식회사 스위칭 모드 전원공급장치 및 그 전원공급방법
KR101154894B1 (ko) * 2007-08-21 2012-06-18 삼성전자주식회사 스위칭 전원장치 및 그 제어방법
ES2350736T3 (es) * 2008-09-11 2011-01-26 Vega Grieshaber Kg Conexión de bus para el acoplamiento de un aparato de campo en un bus de campo.
JP5430186B2 (ja) * 2009-03-13 2014-02-26 キヤノン株式会社 電源装置及び制御回路
CN101958533B (zh) * 2009-07-13 2014-12-03 上海立隆微电子有限公司 用于隔离式电源供应器的电流感测电阻短路保护装置及方法
CN103248236A (zh) * 2012-02-07 2013-08-14 广州金升阳科技有限公司 一种自激振荡反激变换器
DE112016000590T5 (de) * 2015-02-03 2017-12-21 Mitsubishi Electric Corporation Dc/dc-umsetzer
JP6645356B2 (ja) * 2016-05-20 2020-02-14 株式会社オートネットワーク技術研究所 電圧変換装置
CN109193606B (zh) * 2018-11-20 2024-03-01 上海艾为电子技术股份有限公司 浪涌保护电路、电路系统及电子设备
US12212132B2 (en) * 2019-09-12 2025-01-28 Omron Corporation Overcurrent protection circuit for protecting overcurrent flowing through switching element and switching circuit with the overcurent protection circuit

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0767335A (ja) * 1993-06-18 1995-03-10 Murata Mfg Co Ltd スイッチング電源装置
US5581451A (en) * 1993-11-15 1996-12-03 Kabushiki Kaishat Toshiba Circuit for improving the power efficiency of an AC/DC converter
JPH09117135A (ja) * 1995-10-17 1997-05-02 Murata Mfg Co Ltd スイッチング電源
CN1041039C (zh) * 1993-01-05 1998-12-02 横河电机株式会社 开关式电源
CN1261221A (zh) * 1999-01-18 2000-07-26 株式会社村田制作所 开关电源装置
CN2741269Y (zh) * 2002-05-08 2005-11-16 精工爱普生株式会社 过电流输出保护电路和包括此电路的恒定电压开关式电源

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02159975A (ja) * 1988-12-09 1990-06-20 Murata Mfg Co Ltd 自励発振型コンバータ
JP3450929B2 (ja) * 1995-03-23 2003-09-29 株式会社リコー スイッチング電源装置
JP3381769B2 (ja) * 1997-10-17 2003-03-04 株式会社村田製作所 自励発振型スイッチング電源装置
JP3351464B2 (ja) * 1998-02-13 2002-11-25 株式会社村田製作所 自励発振型スイッチング電源装置
JP2001005576A (ja) 1999-06-17 2001-01-12 Fujitsu Ltd 本体付属装置
JP3475888B2 (ja) * 2000-01-11 2003-12-10 株式会社村田製作所 スイッチング電源装置
JP3675389B2 (ja) * 2001-03-26 2005-07-27 株式会社村田製作所 スイッチング電源装置およびそれを用いた電子装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1041039C (zh) * 1993-01-05 1998-12-02 横河电机株式会社 开关式电源
JPH0767335A (ja) * 1993-06-18 1995-03-10 Murata Mfg Co Ltd スイッチング電源装置
US5581451A (en) * 1993-11-15 1996-12-03 Kabushiki Kaishat Toshiba Circuit for improving the power efficiency of an AC/DC converter
JPH09117135A (ja) * 1995-10-17 1997-05-02 Murata Mfg Co Ltd スイッチング電源
CN1261221A (zh) * 1999-01-18 2000-07-26 株式会社村田制作所 开关电源装置
CN2741269Y (zh) * 2002-05-08 2005-11-16 精工爱普生株式会社 过电流输出保护电路和包括此电路的恒定电压开关式电源

Also Published As

Publication number Publication date
CN2741269Y (zh) 2005-11-16
JP3712064B2 (ja) 2005-11-02
CN1457140A (zh) 2003-11-19
JP2003324948A (ja) 2003-11-14
US20040022074A1 (en) 2004-02-05
US6816392B2 (en) 2004-11-09

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