JPS6048329U - Rechargeable battery backup circuit - Google Patents

Rechargeable battery backup circuit

Info

Publication number
JPS6048329U
JPS6048329U JP13785383U JP13785383U JPS6048329U JP S6048329 U JPS6048329 U JP S6048329U JP 13785383 U JP13785383 U JP 13785383U JP 13785383 U JP13785383 U JP 13785383U JP S6048329 U JPS6048329 U JP S6048329U
Authority
JP
Japan
Prior art keywords
rechargeable battery
circuit
backup circuit
main power
battery backup
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
JP13785383U
Other languages
Japanese (ja)
Inventor
康広 三代
梓沢　昇
真 立川
Original Assignee
株式会社日立製作所
日立エンジニアリング株式会社
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 株式会社日立製作所, 日立エンジニアリング株式会社 filed Critical 株式会社日立製作所
Priority to JP13785383U priority Critical patent/JPS6048329U/en
Publication of JPS6048329U publication Critical patent/JPS6048329U/en
Pending legal-status Critical Current

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Landscapes

  • Stand-By Power Supply Arrangements (AREA)
  • Protection Of Static Devices (AREA)
  • Power Sources (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、従来の充電式バッテリーバックアップ回路図
、第２図は、本考案の一実施例の充電式バッテリーバッ
クアップ回路図である。 １０．１１・・・アナログスイッチ。FIG. 1 is a conventional rechargeable battery backup circuit diagram, and FIG. 2 is a rechargeable battery backup circuit diagram according to an embodiment of the present invention. 10.11...Analog switch.

Claims (1)

【実用新案登録請求の範囲】 メイン電源がオフしたときに負荷回路に電力を供給する
充電式バッテリーと、前記充電式バッテリーの充電々流
を前記メイン電源から供給する充電回路と、前記充電式
バッテリーの異常を検出するバッテリー異常検出回路と
、前記メイン電源の異常を検出して、前記充電式バッテ
リーに電源の切換を行なう電源切換回路から構成される
バックアップ回路において、 前記充電式バッテリーの異常検出を行なうときに、前記
充電回路を切離し、前記充電バッチＩＪ−の出力電圧の
みを前記バッテリー異常検出回路に供給する手段を設け
たことを特徴とする充電式バッテリーバックアップ回路
。[Claims for Utility Model Registration] A rechargeable battery that supplies power to a load circuit when the main power supply is turned off, a charging circuit that supplies a charging current of the rechargeable battery from the main power supply, and the rechargeable battery. A backup circuit comprising a battery abnormality detection circuit that detects an abnormality in the main power source and a power supply switching circuit that detects an abnormality in the main power source and switches the power source to the rechargeable battery. 1. A rechargeable battery backup circuit, comprising means for disconnecting said charging circuit and supplying only the output voltage of said charging batch IJ- to said battery abnormality detection circuit.
JP13785383U 1983-09-07 1983-09-07 Rechargeable battery backup circuit Pending JPS6048329U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13785383U JPS6048329U (en) 1983-09-07 1983-09-07 Rechargeable battery backup circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13785383U JPS6048329U (en) 1983-09-07 1983-09-07 Rechargeable battery backup circuit

Publications (1)

Publication Number Publication Date
JPS6048329U true JPS6048329U (en) 1985-04-05

Family

ID=30309502

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13785383U Pending JPS6048329U (en) 1983-09-07 1983-09-07 Rechargeable battery backup circuit

Country Status (1)

Country Link
JP (1) JPS6048329U (en)

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