CN100502189C - 过流检测电路及配置有过流检测电路的电源设备 - Google Patents

过流检测电路及配置有过流检测电路的电源设备 Download PDF

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Publication number
CN100502189C
CN100502189C CNB2005800140523A CN200580014052A CN100502189C CN 100502189 C CN100502189 C CN 100502189C CN B2005800140523 A CNB2005800140523 A CN B2005800140523A CN 200580014052 A CN200580014052 A CN 200580014052A CN 100502189 C CN100502189 C CN 100502189C
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CN
China
Prior art keywords
voltage
overcurrent
overcurrent detection
circuit
output voltage
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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.)
Expired - Fee Related
Application number
CNB2005800140523A
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English (en)
Chinese (zh)
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CN1950981A (zh
Inventor
冲宏一
井手雄三
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.)
Rohm Co Ltd
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Rohm Co 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
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Publication of CN1950981A publication Critical patent/CN1950981A/zh
Application granted granted Critical
Publication of CN100502189C publication Critical patent/CN100502189C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/001—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection limiting speed of change of electric quantities, e.g. soft switching on or off
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current 
    • G05F1/46—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC
    • G05F1/56—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current 
    • G05F1/46—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC
    • G05F1/56—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices
    • G05F1/565—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor
    • G05F1/569—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor for protection
    • G05F1/573—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor for protection with overcurrent detector
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/04—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of DC component by short circuits in AC networks
    • H02H1/043—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of DC component by short circuits in AC networks to inrush currents
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • H02H3/087—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current for DC applications
    • 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
    • H02H7/20—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 electronic equipment
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
    • H03K17/0822—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in field-effect transistor switches
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Emergency Protection Circuit Devices (AREA)
CNB2005800140523A 2004-05-06 2005-04-28 过流检测电路及配置有过流检测电路的电源设备 Expired - Fee Related CN100502189C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP137072/2004 2004-05-06
JP2004137072A JP2005323413A (ja) 2004-05-06 2004-05-06 過電流検出回路及びこれを有する電源装置

Publications (2)

Publication Number Publication Date
CN1950981A CN1950981A (zh) 2007-04-18
CN100502189C true CN100502189C (zh) 2009-06-17

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2005800140523A Expired - Fee Related CN100502189C (zh) 2004-05-06 2005-04-28 过流检测电路及配置有过流检测电路的电源设备

Country Status (6)

Country Link
US (1) US7468877B2 (enExample)
JP (1) JP2005323413A (enExample)
KR (1) KR100871947B1 (enExample)
CN (1) CN100502189C (enExample)
TW (1) TW200538902A (enExample)
WO (1) WO2005109589A1 (enExample)

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JP4896754B2 (ja) * 2007-01-31 2012-03-14 ローム株式会社 過電流保護回路及びこれを用いた電源装置
JP5076536B2 (ja) 2007-02-16 2012-11-21 富士通セミコンダクター株式会社 直流−直流変換回路、直流−直流変換制御回路および直流−直流変換制御方法
JP5247240B2 (ja) 2008-05-22 2013-07-24 キヤノン株式会社 集積回路、集積回路を備える電子機器
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JP6384780B2 (ja) * 2014-06-13 2018-09-05 パナソニックＩｐマネジメント株式会社 非接触給電システム
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KR102367739B1 (ko) * 2015-09-02 2022-02-28 한온시스템 주식회사 전동 압축기 과전류시 보호 장치 및 방법
JP6593454B2 (ja) * 2015-12-18 2019-10-23 三菱電機株式会社 半導体デバイス駆動回路
JP6540555B2 (ja) * 2016-03-04 2019-07-10 株式会社デンソー スイッチング電源装置
JP6563590B2 (ja) * 2016-04-28 2019-08-21 ローム株式会社 過電流保護回路
CN106129968B (zh) * 2016-07-12 2018-12-11 成都芯源系统有限公司 谐振变换器及其过流保护电路和过流保护方法
US10969839B2 (en) 2016-11-22 2021-04-06 Intel Corporation Restricting current draw in wearable devices
DE102017202103B3 (de) * 2017-02-09 2018-03-01 Ellenberger & Poensgen Gmbh Verfahren zum Betreiben eines elektronischen Schutzschalters und elektronischer Schutzschalter
JP6939059B2 (ja) * 2017-04-27 2021-09-22 富士電機株式会社 半導体素子の駆動装置
CN107332203A (zh) * 2017-08-17 2017-11-07 郑州云海信息技术有限公司 一种用于感性负载的过流保护系统及方法
CN108233328B (zh) * 2018-03-02 2019-04-23 中国电子科技集团公司第二十九研究所 一种线性缓启动电路的短路保护方法
US11303111B2 (en) 2018-12-26 2022-04-12 Eaton Intelligent Power Limited Configurable modular hazardous location compliant circuit protection devices, systems and methods
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Also Published As

Publication number Publication date
JP2005323413A (ja) 2005-11-17
WO2005109589A1 (ja) 2005-11-17
CN1950981A (zh) 2007-04-18
US20070223164A1 (en) 2007-09-27
TWI366084B (enExample) 2012-06-11
KR100871947B1 (ko) 2008-12-08
TW200538902A (en) 2005-12-01
US7468877B2 (en) 2008-12-23
KR20070007178A (ko) 2007-01-12

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