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KR910008906A - 접지해제 보호회로를 갖는 전자 회로 장치 - Google Patents

접지해제 보호회로를 갖는 전자 회로 장치 Download PDF

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Publication number
KR910008906A
KR910008906A KR1019900017453A KR900017453A KR910008906A KR 910008906 A KR910008906 A KR 910008906A KR 1019900017453 A KR1019900017453 A KR 1019900017453A KR 900017453 A KR900017453 A KR 900017453A KR 910008906 A KR910008906 A KR 910008906A
Authority
KR
South Korea
Prior art keywords
circuit
terminal
input
ground
protection circuit
Prior art date
Application number
KR1019900017453A
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English (en)
Other versions
KR930003176B1 (ko
Inventor
요시유끼 사노
Original Assignee
아오이 죠이찌
가부시끼가이샤 도시바
다께다이 마사다까
도시바 마이크로일렉트로닉스 가부시끼가이샤
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 아오이 죠이찌, 가부시끼가이샤 도시바, 다께다이 마사다까, 도시바 마이크로일렉트로닉스 가부시끼가이샤 filed Critical 아오이 죠이찌
Publication of KR910008906A publication Critical patent/KR910008906A/ko
Application granted granted Critical
Publication of KR930003176B1 publication Critical patent/KR930003176B1/ko

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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
    • H02H3/16—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 fault current to earth, frame or mass
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/10—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to mechanical injury, e.g. rupture of line, breakage of earth connection
    • H02H5/105—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to mechanical injury, e.g. rupture of line, breakage of earth connection responsive to deterioration or interruption of earth connection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/10—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to mechanical injury, e.g. rupture of line, breakage of earth connection
    • 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

Landscapes

  • Electronic Switches (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Power Conversion In General (AREA)

Abstract

내용 없음.

Description

접지해제 보호회로를 갖는 전자 회로장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 실시예에 따른 보호 회로 및 검출 회로등을 채용한 하이사이드 스위치 방식의 제어에 의한 전자 회로의 구성을 도시한 블럭도.
제2도는 제1도의 전자 회로의 구성을 도시한 회로도.

Claims (2)

  1. 외부 전원에 접속된 전원 단자(21), 외부 접지 전위점에 접속된 접지 단자(25), 외부 회로로 부터의 입력 신호가 입력되는 입력 단자(15), 한 단자가 접지된 외부 부하의 다른 단자에 접속된 출력 단자(19), 상기 입력 단자에 입력된 입력 신호에 따라서 구동되는 전자 회로(17, 18), 상기 접지 단자가 상기 외부 접지 전위점에서 해제된 것을 상기 접지 단자의 전위 변화로서 검출하는 접지 단자 해제 검출 회로(22, 26) 및 상기 접지 단자 해제 검출 회로로 부터의 검출 신호에 응답하여 상기 전자 회로를 보호하는 보호 회로(16, 24)를 포함하는 것을 특징으로 하는 접지 해제 보호 회로를 갖는 전자 회로 장치.
  2. 제1항에 있어서, 상기 전자 회로가 상기 입력 단자로 부터의 입력 신호를 수신하는 출력 드라이버 회로(17), 상기 출력 드라이버 회로로 부터의 출력 신호를 수신하는 출력 스위칭 회로로 구성되고, 상기 보호회로가 최소한 상기 전원 단자와 상기 접지 단자간 전압이 소정 레벨 이하일때, 상기 출력 스위칭 소자의 구동을 정지시킴과 동시에 저전압 검출 신호를 출력시키는 저전압 보호 회로(24), 및 상기 입력 단자와 상기 출력 드라이버 회로사이에 삽입되고, 상기 접지 단자 해제 검출 회로로 부터의 검출 신호 및 상기 저전압 보호 회로로 부터의 저전압 검출 신호가 공급될 때, 상기 입력 신호를 차단함으로써 상기 출력 드라이버 회로의 구동 전압 출력을 정지시키는 입력 차단 회로(16)을 포함하는 것을 특징으로 하는 접지 해제 보호회로를 갖는 전자 회로 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900017453A 1989-10-31 1990-10-30 접지해제 보호회로를 갖는 전자 회로장치 KR930003176B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1281759A JP2504586B2 (ja) 1989-10-31 1989-10-31 接地外れ保護回路を有する電子回路装置
JP1-281759 1989-10-31
JP01-281759 1989-10-31

Publications (2)

Publication Number Publication Date
KR910008906A true KR910008906A (ko) 1991-05-31
KR930003176B1 KR930003176B1 (ko) 1993-04-23

Family

ID=17643581

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900017453A KR930003176B1 (ko) 1989-10-31 1990-10-30 접지해제 보호회로를 갖는 전자 회로장치

Country Status (5)

Country Link
US (1) US5166852A (ko)
EP (1) EP0426103B1 (ko)
JP (1) JP2504586B2 (ko)
KR (1) KR930003176B1 (ko)
DE (1) DE69020684T2 (ko)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
KR20210009082A (ko) * 2019-07-16 2021-01-26 승영춘 와이어커팅기용 가이드 및 이를 이용한 피가공물 가공방법

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IT1249525B (it) * 1991-02-18 1995-02-23 Sgs Thomson Microelectronics Dispositivo di protezione della perdita della massa particolarmente per circuiti integrati mos
DE9318179U1 (de) * 1993-11-27 1995-03-30 Robert Bosch Gmbh, 70469 Stuttgart Im Fahrzeug mitgeführter Regler
US5508872A (en) * 1994-01-24 1996-04-16 Ford Motor Company Circuit for ground fault detection and switching
DE4415386C2 (de) * 1994-05-02 1998-07-02 Knorr Bremse Systeme Elektronisches Steuergerät für Kraftfahrzeuge, insbesondere elektronisches Bremssteuergerät
US5491601A (en) * 1994-12-15 1996-02-13 Chrysler Corporation Circuit for detecting a short circuit in a low side driven load
JP3447161B2 (ja) * 1995-09-25 2003-09-16 株式会社ゼクセルヴァレオクライメートコントロール モータドライバ保護回路
US5754114A (en) * 1996-08-26 1998-05-19 Delco Electronics Corporation Safety ground detector
US6246557B1 (en) * 1998-04-10 2001-06-12 Texas Instruments Incorporated Loss of ground protection for electronic relays
US6759851B2 (en) 2002-07-02 2004-07-06 Delphi Technologies, Inc. Method and apparatus for control and fault detection of an electric load circuit
AU2002950581A0 (en) 2002-08-02 2002-09-12 Wayne Callen Electrical safety circuit
US6960918B2 (en) * 2003-01-28 2005-11-01 Delphi Technologies, Inc. Method and apparatus for control and fault detection of a remote electrical motor
US7061734B2 (en) * 2003-02-14 2006-06-13 Visteon Global Technologies, Inc. Class II bus negative transient protection
DE10356089B4 (de) * 2003-12-01 2005-11-03 Siemens Ag Schaltungsanordnung und Verfahren zum Steuern eines induktiven Verbrauchers
JP5266029B2 (ja) 2007-12-14 2013-08-21 ルネサスエレクトロニクス株式会社 負荷駆動装置
JP5438468B2 (ja) * 2009-11-05 2014-03-12 ルネサスエレクトロニクス株式会社 負荷駆動装置
JP5438469B2 (ja) 2009-11-05 2014-03-12 ルネサスエレクトロニクス株式会社 負荷駆動装置
JP5438470B2 (ja) 2009-11-05 2014-03-12 ルネサスエレクトロニクス株式会社 電力供給制御回路
DE102014106218B4 (de) 2013-05-09 2021-11-25 Denso Corporation Drehende elektrische Maschine für ein Fahrzeug
JP6089942B2 (ja) * 2013-05-09 2017-03-08 株式会社デンソー 車両用回転電機
FR3007530B1 (fr) * 2013-06-20 2016-01-15 Continental Automotive France Dispositif de diagnostic de la perte d'une connexion entre un module de controle electronique et une masse
FR3011638B1 (fr) * 2013-10-04 2017-05-26 Continental Automotive France Dispositif de diagnostic de la perte d'une connexion entre un module de controle electronique et une masse
JP6334208B2 (ja) * 2014-03-05 2018-05-30 Ｎｅｃプラットフォームズ株式会社 電源装置、及び、電源異常判定方法
WO2019003906A1 (ja) * 2017-06-28 2019-01-03 日立オートモティブシステムズ株式会社 サスペンション制御装置

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210009082A (ko) * 2019-07-16 2021-01-26 승영춘 와이어커팅기용 가이드 및 이를 이용한 피가공물 가공방법

Also Published As

Publication number Publication date
KR930003176B1 (ko) 1993-04-23
JP2504586B2 (ja) 1996-06-05
US5166852A (en) 1992-11-24
DE69020684T2 (de) 1996-01-25
EP0426103B1 (en) 1995-07-05
JPH03145919A (ja) 1991-06-21
DE69020684D1 (de) 1995-08-10
EP0426103A2 (en) 1991-05-08
EP0426103A3 (en) 1992-06-17

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