JPH0323709Y2 - - Google Patents

Info

Publication number
JPH0323709Y2
JPH0323709Y2 JP1981129335U JP12933581U JPH0323709Y2 JP H0323709 Y2 JPH0323709 Y2 JP H0323709Y2 JP 1981129335 U JP1981129335 U JP 1981129335U JP 12933581 U JP12933581 U JP 12933581U JP H0323709 Y2 JPH0323709 Y2 JP H0323709Y2
Authority
JP
Japan
Prior art keywords
transistor
circuit
voltage
load
collector
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
JP1981129335U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5834599U (ja
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 filed Critical
Priority to JP1981129335U priority Critical patent/JPS5834599U/ja
Priority to US06/413,206 priority patent/US4458286A/en
Publication of JPS5834599U publication Critical patent/JPS5834599U/ja
Application granted granted Critical
Publication of JPH0323709Y2 publication Critical patent/JPH0323709Y2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/06—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric generators; for synchronous capacitors
    • H02H7/067—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric generators; for synchronous capacitors on occurrence of a load dump
    • 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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00308—Overvoltage protection
    • 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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Direct Current Motors (AREA)
  • Control Of Eletrric Generators (AREA)
  • Electronic Switches (AREA)
  • Control Of Charge By Means Of Generators (AREA)
  • Emergency Protection Circuit Devices (AREA)
JP1981129335U 1981-08-31 1981-08-31 保護回路 Granted JPS5834599U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1981129335U JPS5834599U (ja) 1981-08-31 1981-08-31 保護回路
US06/413,206 US4458286A (en) 1981-08-31 1982-08-30 Electronic device having a high voltage breakdown protection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981129335U JPS5834599U (ja) 1981-08-31 1981-08-31 保護回路

Publications (2)

Publication Number Publication Date
JPS5834599U JPS5834599U (ja) 1983-03-07
JPH0323709Y2 true JPH0323709Y2 (en, 2012) 1991-05-23

Family

ID=15007057

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981129335U Granted JPS5834599U (ja) 1981-08-31 1981-08-31 保護回路

Country Status (2)

Country Link
US (1) US4458286A (en, 2012)
JP (1) JPS5834599U (en, 2012)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4593233A (en) * 1981-07-24 1986-06-03 Lucas Industries Public Limited Company Lamp drive circuit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4005342A (en) * 1973-02-15 1977-01-25 Motorola, Inc. Integrated circuit overvoltage protection circuit
US4042889A (en) * 1976-05-14 1977-08-16 Combustion Engineering, Inc. Overvoltage protection circuit for general purpose amplifier
JPS5837138Y2 (ja) * 1977-02-24 1983-08-22 株式会社東芝 増幅回路の保護回路
JPS54147449A (en) * 1978-05-11 1979-11-17 Toshiba Corp Protective circuit

Also Published As

Publication number Publication date
JPS5834599U (ja) 1983-03-07
US4458286A (en) 1984-07-03

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