CN112994430B - 一种多模式组合的短路保护线路及其工作方法和应用 - Google Patents

一种多模式组合的短路保护线路及其工作方法和应用 Download PDF

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Publication number
CN112994430B
CN112994430B CN202110217339.7A CN202110217339A CN112994430B CN 112994430 B CN112994430 B CN 112994430B CN 202110217339 A CN202110217339 A CN 202110217339A CN 112994430 B CN112994430 B CN 112994430B
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China
Prior art keywords
resistor
circuit
voltage
operational amplifier
protection
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CN202110217339.7A
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Chinese (zh)
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CN112994430A (zh
Inventor
王鲁
曹鹏辉
张小峰
罗伟
付翀丽
王俊峰
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Xian Microelectronics Technology Institute
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Xian Microelectronics Technology Institute
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Priority to CN202110217339.7A priority Critical patent/CN112994430B/zh
Publication of CN112994430A publication Critical patent/CN112994430A/zh
Priority to PCT/CN2022/077963 priority patent/WO2022179612A1/fr
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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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/32—Means for protecting converters other than automatic disconnection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
    • H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
    • H02H7/1203—Circuits independent of the type of conversion
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
    • H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
    • H02H7/1213—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for DC-DC converters

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
CN202110217339.7A 2021-02-26 2021-02-26 一种多模式组合的短路保护线路及其工作方法和应用 Active CN112994430B (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202110217339.7A CN112994430B (zh) 2021-02-26 2021-02-26 一种多模式组合的短路保护线路及其工作方法和应用
PCT/CN2022/077963 WO2022179612A1 (fr) 2021-02-26 2022-02-25 Circuit de protection contre les courts-circuits combiné multi-mode, et procédé de fonctionnement et utilisation de celui-ci

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110217339.7A CN112994430B (zh) 2021-02-26 2021-02-26 一种多模式组合的短路保护线路及其工作方法和应用

Publications (2)

Publication Number Publication Date
CN112994430A CN112994430A (zh) 2021-06-18
CN112994430B true CN112994430B (zh) 2022-03-22

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CN202110217339.7A Active CN112994430B (zh) 2021-02-26 2021-02-26 一种多模式组合的短路保护线路及其工作方法和应用

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CN (1) CN112994430B (fr)
WO (1) WO2022179612A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112994430B (zh) * 2021-02-26 2022-03-22 西安微电子技术研究所 一种多模式组合的短路保护线路及其工作方法和应用
CN113848785B (zh) * 2021-09-27 2023-06-16 浙江中控技术股份有限公司 一种开关量电流输出电路

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7116563B2 (en) * 2004-05-19 2006-10-03 Semtech Corporation Dual mode over-current protection for switching mode power converter
TWM310520U (en) * 2006-10-24 2007-04-21 Universal Scient Ind Co Ltd Over current protection circuit for power suppliers
CN100574031C (zh) * 2007-04-06 2009-12-23 广州金升阳科技有限公司 一种电源变换器输出保护电路
ITTO20070567A1 (it) * 2007-07-31 2009-02-01 St Microelectronics Srl Convertitore dc-dc con circuito di protezione da sovraccarichi di corrente e relativo metodo
CN202034765U (zh) * 2011-03-31 2011-11-09 武汉诚锐电器有限公司 开关电源短路保护电路
CN102364859B (zh) * 2011-05-31 2014-11-26 杭州士兰微电子股份有限公司 开关电源控制装置及包含该控制装置的反激式开关电源
CN202309053U (zh) * 2011-09-06 2012-07-04 北京迪赛奇正科技有限公司 一种电压型pwm电路的过流保护电路
CN103582207A (zh) * 2013-11-13 2014-02-12 深圳市东方之星电源有限公司 一种恒流电源开环打嗝保护线路
CN103872890B (zh) * 2014-03-31 2017-03-22 广州视源电子科技股份有限公司 一种带有短路保护功能的开关电源电路
CN104466912B (zh) * 2014-11-27 2017-08-25 矽力杰半导体技术(杭州)有限公司 一种具有短路保护的线性稳压器
CN105119240B (zh) * 2015-09-15 2018-01-02 无锡芯朋微电子股份有限公司 原边反馈电压采样电阻短路保护电路
CN205489443U (zh) * 2015-12-31 2016-08-17 深圳市汇川技术股份有限公司 电源过流保护电路
CN208753975U (zh) * 2018-08-29 2019-04-16 广州金升阳科技有限公司 一种过流保护电路及包含该电路的开关电源
CN109088396A (zh) * 2018-08-29 2018-12-25 广州金升阳科技有限公司 一种过流保护电路及包含该电路的开关电源
CN110021916A (zh) * 2019-05-09 2019-07-16 中国电子科技集团公司第四十三研究所 一种开关电源短路保护电路及其保护方法
CN112290512B (zh) * 2020-10-23 2023-03-14 广州金升阳科技有限公司 一种防误触发的开关电源过流保护电路
CN112994430B (zh) * 2021-02-26 2022-03-22 西安微电子技术研究所 一种多模式组合的短路保护线路及其工作方法和应用

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CN112994430A (zh) 2021-06-18
WO2022179612A1 (fr) 2022-09-01

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