JPS5775540A - Power source backup circuit - Google Patents

Power source backup circuit

Info

Publication number
JPS5775540A
JPS5775540A JP55150656A JP15065680A JPS5775540A JP S5775540 A JPS5775540 A JP S5775540A JP 55150656 A JP55150656 A JP 55150656A JP 15065680 A JP15065680 A JP 15065680A JP S5775540 A JPS5775540 A JP S5775540A
Authority
JP
Japan
Prior art keywords
power source
backup circuit
source backup
circuit
power
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
JP55150656A
Other languages
Japanese (ja)
Inventor
Yuuhei Abe
Shiyuuji Nishii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP55150656A priority Critical patent/JPS5775540A/en
Publication of JPS5775540A publication Critical patent/JPS5775540A/en
Pending legal-status Critical Current

Links

Landscapes

  • Stand-By Power Supply Arrangements (AREA)
JP55150656A 1980-10-29 1980-10-29 Power source backup circuit Pending JPS5775540A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55150656A JPS5775540A (en) 1980-10-29 1980-10-29 Power source backup circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55150656A JPS5775540A (en) 1980-10-29 1980-10-29 Power source backup circuit

Publications (1)

Publication Number Publication Date
JPS5775540A true JPS5775540A (en) 1982-05-12

Family

ID=15501610

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55150656A Pending JPS5775540A (en) 1980-10-29 1980-10-29 Power source backup circuit

Country Status (1)

Country Link
JP (1) JPS5775540A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03293939A (en) * 1990-04-06 1991-12-25 Nippon Telegr & Teleph Corp <Ntt> Dc power supply system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03293939A (en) * 1990-04-06 1991-12-25 Nippon Telegr & Teleph Corp <Ntt> Dc power supply system

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