JPS5940902U - Load drive circuit in automotive electronic equipment - Google Patents

Load drive circuit in automotive electronic equipment

Info

Publication number
JPS5940902U
JPS5940902U JP13300382U JP13300382U JPS5940902U JP S5940902 U JPS5940902 U JP S5940902U JP 13300382 U JP13300382 U JP 13300382U JP 13300382 U JP13300382 U JP 13300382U JP S5940902 U JPS5940902 U JP S5940902U
Authority
JP
Japan
Prior art keywords
electronic equipment
drive circuit
load drive
load
automotive electronic
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.)
Pending
Application number
JP13300382U
Other languages
Japanese (ja)
Inventor
大楽　芳昭
Original Assignee
日本電子機器株式会社
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 日本電子機器株式会社 filed Critical 日本電子機器株式会社
Priority to JP13300382U priority Critical patent/JPS5940902U/en
Publication of JPS5940902U publication Critical patent/JPS5940902U/en
Pending legal-status Critical Current

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  • Safety Devices In Control Systems (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来例を示す回路図、第２図は本考案の一実施
例を示す回路図である。 １・・・バッテリ、２・・・ヒユーズ、３・・・コント
ロー　、ルユニット、４・・・電源ライン、５・・・制
御信号発生回路、６・・・出力トランジスタ、７・・・
負荷、８・・・フェイルセーフ回路、９・・・出力トラ
ンジスタ、１０…コン、パレータ。FIG. 1 is a circuit diagram showing a conventional example, and FIG. 2 is a circuit diagram showing an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Battery, 2... Fuse, 3... Controller, Le unit, 4... Power supply line, 5... Control signal generation circuit, 6... Output transistor, 7...
Load, 8... Fail-safe circuit, 9... Output transistor, 10... Comparator, parator.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] バッテリに接続されるコントロールユニット内の電源ラ
インよりコントロールユニット内で制御される出力トラ
ンジスタを介して負荷に駆動電圧を印加するようにしだ
車載電子機器における負荷駆動回路において、バッテリ
と負荷とを別の出力トランジスタを介して接続すると共
に、コントロールユニット内の電源ラインの電圧を監視
し該電圧が消失したときに前記別の出力トランジスタを
導通させるコンパレータを設けたことを特徴とする車載
電子機器における負荷駆動回路。The drive voltage is applied to the load from the power line in the control unit connected to the battery through the output transistor controlled in the control unit.In the load drive circuit of in-vehicle electronic equipment, the battery and load are separated A load drive in an in-vehicle electronic device, characterized in that a comparator is connected via an output transistor, monitors the voltage of a power line in a control unit, and makes the other output transistor conductive when the voltage disappears. circuit.
JP13300382U 1982-09-03 1982-09-03 Load drive circuit in automotive electronic equipment Pending JPS5940902U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13300382U JPS5940902U (en) 1982-09-03 1982-09-03 Load drive circuit in automotive electronic equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13300382U JPS5940902U (en) 1982-09-03 1982-09-03 Load drive circuit in automotive electronic equipment

Publications (1)

Publication Number Publication Date
JPS5940902U true JPS5940902U (en) 1984-03-16

Family

ID=30300170

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13300382U Pending JPS5940902U (en) 1982-09-03 1982-09-03 Load drive circuit in automotive electronic equipment

Country Status (1)

Country Link
JP (1) JPS5940902U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5619984B2 (en) * 1973-08-24 1981-05-11

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5619984B2 (en) * 1973-08-24 1981-05-11

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