JPH0128407B2 - - Google Patents

Info

Publication number
JPH0128407B2
JPH0128407B2 JP56195932A JP19593281A JPH0128407B2 JP H0128407 B2 JPH0128407 B2 JP H0128407B2 JP 56195932 A JP56195932 A JP 56195932A JP 19593281 A JP19593281 A JP 19593281A JP H0128407 B2 JPH0128407 B2 JP H0128407B2
Authority
JP
Japan
Prior art keywords
load circuit
switching transistor
voltage
power supply
switching
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.)
Expired
Application number
JP56195932A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5897719A (ja
Inventor
Etsuo Yamane
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP56195932A priority Critical patent/JPS5897719A/ja
Publication of JPS5897719A publication Critical patent/JPS5897719A/ja
Publication of JPH0128407B2 publication Critical patent/JPH0128407B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
    • H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
    • H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Power Sources (AREA)
  • Stand-By Power Supply Arrangements (AREA)
  • Direct Current Feeding And Distribution (AREA)
JP56195932A 1981-12-04 1981-12-04 電源回路 Granted JPS5897719A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56195932A JPS5897719A (ja) 1981-12-04 1981-12-04 電源回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56195932A JPS5897719A (ja) 1981-12-04 1981-12-04 電源回路

Publications (2)

Publication Number Publication Date
JPS5897719A JPS5897719A (ja) 1983-06-10
JPH0128407B2 true JPH0128407B2 (enrdf_load_html_response) 1989-06-02

Family

ID=16349366

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56195932A Granted JPS5897719A (ja) 1981-12-04 1981-12-04 電源回路

Country Status (1)

Country Link
JP (1) JPS5897719A (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62134136U (enrdf_load_html_response) * 1986-02-17 1987-08-24
JPS63245705A (ja) * 1987-04-01 1988-10-12 Japan Electronic Control Syst Co Ltd Ｉｃのメモリ−バツクアツプ装置

Also Published As

Publication number Publication date
JPS5897719A (ja) 1983-06-10

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