FR2614479B1 - Circuit de protection contre les courts-circuits, notamment pour proteger des elements de commutation semiconducteurs de puissance - Google Patents

Circuit de protection contre les courts-circuits, notamment pour proteger des elements de commutation semiconducteurs de puissance

Info

Publication number
FR2614479B1
FR2614479B1 FR8805509A FR8805509A FR2614479B1 FR 2614479 B1 FR2614479 B1 FR 2614479B1 FR 8805509 A FR8805509 A FR 8805509A FR 8805509 A FR8805509 A FR 8805509A FR 2614479 B1 FR2614479 B1 FR 2614479B1
Authority
FR
France
Prior art keywords
switching elements
protective circuit
short circuits
semiconductor power
against short
Prior art date
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
FR8805509A
Other languages
English (en)
Other versions
FR2614479A1 (fr
Inventor
Majumdar Et Takahiro Hiramoto Gourab
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of FR2614479A1 publication Critical patent/FR2614479A1/fr
Application granted granted Critical
Publication of FR2614479B1 publication Critical patent/FR2614479B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H02H7/10—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
    • H02H7/122—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 inverters, i.e. dc/ac converters
    • H02H7/1227—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 inverters, i.e. dc/ac converters responsive to abnormalities in the output circuit, e.g. short circuit
    • 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
    • H03K17/0826—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in bipolar transistor switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electronic Switches (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Static Devices (AREA)
  • Amplifiers (AREA)
FR8805509A 1987-04-27 1988-04-26 Circuit de protection contre les courts-circuits, notamment pour proteger des elements de commutation semiconducteurs de puissance Expired - Fee Related FR2614479B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62104989A JPS63268432A (ja) 1987-04-27 1987-04-27 短絡保護回路

Publications (2)

Publication Number Publication Date
FR2614479A1 FR2614479A1 (fr) 1988-10-28
FR2614479B1 true FR2614479B1 (fr) 1994-05-06

Family

ID=14395504

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8805509A Expired - Fee Related FR2614479B1 (fr) 1987-04-27 1988-04-26 Circuit de protection contre les courts-circuits, notamment pour proteger des elements de commutation semiconducteurs de puissance

Country Status (3)

Country Link
JP (1) JPS63268432A (fr)
DE (1) DE3812733C3 (fr)
FR (1) FR2614479B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3259652B2 (ja) * 1997-03-11 2002-02-25 三菱電機株式会社 電力変換装置
DE19842256C1 (de) * 1998-09-15 2000-05-25 Doehler Peter Schutzschaltung für die Schalttransistoren einer H-Brückenschaltung
JP5118411B2 (ja) * 2007-08-07 2013-01-16 オンセミコンダクター・トレーディング・リミテッド パワーアンプ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4225897A (en) * 1979-01-29 1980-09-30 Rca Corporation Overcurrent protection circuit for power transistor
IT1110628B (it) * 1979-01-30 1985-12-23 Sp El Srl Circuito per la protezione automatica dei transistori di potenza particolarmente per convertitori a commutazione o simili

Also Published As

Publication number Publication date
FR2614479A1 (fr) 1988-10-28
DE3812733C2 (fr) 1990-12-13
JPS63268432A (ja) 1988-11-07
DE3812733C3 (de) 1994-08-11
DE3812733A1 (de) 1988-11-17

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Legal Events

Date Code Title Description
ST Notification of lapse