JPS6146621U - Memory backup power supply - Google Patents

Memory backup power supply

Info

Publication number
JPS6146621U
JPS6146621U JP13113084U JP13113084U JPS6146621U JP S6146621 U JPS6146621 U JP S6146621U JP 13113084 U JP13113084 U JP 13113084U JP 13113084 U JP13113084 U JP 13113084U JP S6146621 U JPS6146621 U JP S6146621U
Authority
JP
Japan
Prior art keywords
power supply
backup power
memory backup
circuit
control unit
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.)
Granted
Application number
JP13113084U
Other languages
Japanese (ja)
Other versions
JPH0624900Y2 (en
Inventor
正信 長谷川
Original Assignee
八重洲無線株式会社
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 八重洲無線株式会社 filed Critical 八重洲無線株式会社
Priority to JP1984131130U priority Critical patent/JPH0624900Y2/en
Publication of JPS6146621U publication Critical patent/JPS6146621U/en
Application granted granted Critical
Publication of JPH0624900Y2 publication Critical patent/JPH0624900Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Power Sources (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Stand-By Power Supply Arrangements (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) [Abstract] 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 the drawing]

第１図は本考案のメモリバックアップ電源装置の回路例
、第２図は本考案の実施回路例、第３図は従来のメモリ
六ツクアツプ電源回路例である。 １， ２． ６・・・ダイオード、３・・・電池、４
・・・電流制限器、５， ７． ８・・・抵抗器。FIG. 1 shows a circuit example of a memory backup power supply device of the present invention, FIG. 2 shows an example of an implementation circuit of the present invention, and FIG. 3 shows an example of a conventional memory six-up power supply circuit. 1, 2. 6...Diode, 3...Battery, 4
...Current limiter, 5, 7. 8...Resistor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 主電源より逆流防止ダイオードを通して中央制御装置に
電力を供給する回路と、主電源の停止時に内蔵電池より
逆流防止用ダイオードを通して中央制御装置にメモリバ
ックアップ用電力を供給する回路とより成る構成におい
て、該メモリバックアップ電源回路に電流制限器をそう
入したことを特徴とするメモリバックアップ電源装置。In a configuration consisting of a circuit that supplies power from the main power supply to the central control unit through a backflow prevention diode, and a circuit that supplies memory backup power to the central control unit from a built-in battery through the backflow prevention diode when the main power supply is stopped, A memory backup power supply device characterized in that a current limiter is inserted into a memory backup power supply circuit.
JP1984131130U 1984-08-29 1984-08-29 Memory backup power supply Expired - Lifetime JPH0624900Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984131130U JPH0624900Y2 (en) 1984-08-29 1984-08-29 Memory backup power supply

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984131130U JPH0624900Y2 (en) 1984-08-29 1984-08-29 Memory backup power supply

Publications (2)

Publication Number Publication Date
JPS6146621U true JPS6146621U (en) 1986-03-28
JPH0624900Y2 JPH0624900Y2 (en) 1994-06-29

Family

ID=30689724

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984131130U Expired - Lifetime JPH0624900Y2 (en) 1984-08-29 1984-08-29 Memory backup power supply

Country Status (1)

Country Link
JP (1) JPH0624900Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02254515A (en) * 1989-03-29 1990-10-15 Honda Motor Co Ltd Resetting device for microcomputer

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3971041A1 (en) * 2020-09-21 2022-03-23 Veoneer Sweden AB Ecu with power supply management and method for power supply of an ecu

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51106033A (en) * 1975-03-14 1976-09-20 Yamatake Honeywell Co Ltd
JPS5387019U (en) * 1976-12-20 1978-07-18
JPS5540857U (en) * 1978-09-08 1980-03-15
JPS5986099U (en) * 1982-11-29 1984-06-11 株式会社東芝 Setting display circuit
JPS59155628U (en) * 1983-03-31 1984-10-19 富士電機株式会社 power backup circuit

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51106033A (en) * 1975-03-14 1976-09-20 Yamatake Honeywell Co Ltd
JPS5387019U (en) * 1976-12-20 1978-07-18
JPS5540857U (en) * 1978-09-08 1980-03-15
JPS5986099U (en) * 1982-11-29 1984-06-11 株式会社東芝 Setting display circuit
JPS59155628U (en) * 1983-03-31 1984-10-19 富士電機株式会社 power backup circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02254515A (en) * 1989-03-29 1990-10-15 Honda Motor Co Ltd Resetting device for microcomputer

Also Published As

Publication number Publication date
JPH0624900Y2 (en) 1994-06-29

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