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JPS6065832U - Memory backup circuit - Google Patents

Memory backup circuit

Info

Publication number
JPS6065832U
JPS6065832U JP15518183U JP15518183U JPS6065832U JP S6065832 U JPS6065832 U JP S6065832U JP 15518183 U JP15518183 U JP 15518183U JP 15518183 U JP15518183 U JP 15518183U JP S6065832 U JPS6065832 U JP S6065832U
Authority
JP
Japan
Prior art keywords
backup circuit
memory backup
unidirectional element
capacitor
memory
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
JP15518183U
Other languages
Japanese (ja)
Inventor
高松　重治
Original Assignee
アキユフエーズ株式会社
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 アキユフエーズ株式会社 filed Critical アキユフエーズ株式会社
Priority to JP15518183U priority Critical patent/JPS6065832U/en
Publication of JPS6065832U publication Critical patent/JPS6065832U/en
Pending legal-status Critical Current

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Landscapes

  • Techniques For Improving Reliability Of Storages (AREA)
  • Stand-By Power Supply Arrangements (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]

図面は本考案に係るメモリーバックアップ回路の実施例
を示す回路図である。 １：主電源、Ｃ：コンデンサ、Ｄ□：第１の一方向性素
子、Ｄ２：第２の一方向性素子、Ｄ３：第３の一方向性
素子。The drawing is a circuit diagram showing an embodiment of a memory backup circuit according to the present invention. 1: Main power supply, C: Capacitor, D□: First unidirectional element, D2: Second unidirectional element, D3: Third unidirectional element.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] コンピューター等の主電源出力端に第１の一方向性素子
を介して接続されたコンデンサーと、該コンデンサーか
らメモリ回路にバックアップ電源を供給するための第２
の一方向性素子と、リチウム電池等の高安定型−次電池
と、該電池から上記メモリー回路へバックアップ電源を
供給するための第３の一方向性素子とを備えていること
を特徴とするメモリーバックアップ回路。A capacitor connected to the main power output terminal of a computer etc. via a first unidirectional element, and a second capacitor for supplying backup power from the capacitor to the memory circuit.
It is characterized by comprising a unidirectional element, a highly stable secondary battery such as a lithium battery, and a third unidirectional element for supplying backup power from the battery to the memory circuit. Memory backup circuit.
JP15518183U 1983-10-07 1983-10-07 Memory backup circuit Pending JPS6065832U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15518183U JPS6065832U (en) 1983-10-07 1983-10-07 Memory backup circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15518183U JPS6065832U (en) 1983-10-07 1983-10-07 Memory backup circuit

Publications (1)

Publication Number Publication Date
JPS6065832U true JPS6065832U (en) 1985-05-10

Family

ID=30342805

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15518183U Pending JPS6065832U (en) 1983-10-07 1983-10-07 Memory backup circuit

Country Status (1)

Country Link
JP (1) JPS6065832U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63244289A (en) * 1987-03-31 1988-10-11 Matsushita Electric Ind Co Ltd Memory card

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57206946A (en) * 1981-06-15 1982-12-18 Hitachi Ltd Cell backup circuit for memory

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57206946A (en) * 1981-06-15 1982-12-18 Hitachi Ltd Cell backup circuit for memory

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63244289A (en) * 1987-03-31 1988-10-11 Matsushita Electric Ind Co Ltd Memory card

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