CH373441A - Protection device in a switching transistor arrangement - Google Patents

Protection device in a switching transistor arrangement

Info

Publication number
CH373441A
CH373441A CH7247559A CH7247559A CH373441A CH 373441 A CH373441 A CH 373441A CH 7247559 A CH7247559 A CH 7247559A CH 7247559 A CH7247559 A CH 7247559A CH 373441 A CH373441 A CH 373441A
Authority
CH
Switzerland
Prior art keywords
protection device
switching transistor
transistor arrangement
arrangement
switching
Prior art date
Application number
CH7247559A
Other languages
German (de)
Inventor
Wilfried Dr Ing Fritzsche
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Publication of CH373441A publication Critical patent/CH373441A/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
    • H03K17/0826—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in bipolar transistor switches
    • 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
    • H02H7/08—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 motors
    • H02H7/0833—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 motors for electric motors with control arrangements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
    • H02P7/29—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using pulse modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Direct Current Motors (AREA)
  • Stopping Of Electric Motors (AREA)
  • Control Of Multiple Motors (AREA)
CH7247559A 1958-04-25 1959-04-22 Protection device in a switching transistor arrangement CH373441A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEL30299A DE1061420B (en) 1958-04-25 1958-04-25 Protective device for switching transistor arrangements

Publications (1)

Publication Number Publication Date
CH373441A true CH373441A (en) 1963-11-30

Family

ID=7265181

Family Applications (1)

Application Number Title Priority Date Filing Date
CH7247559A CH373441A (en) 1958-04-25 1959-04-22 Protection device in a switching transistor arrangement

Country Status (3)

Country Link
CH (1) CH373441A (en)
DE (1) DE1061420B (en)
GB (1) GB902486A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3129374A (en) * 1960-12-07 1964-04-14 Westinghouse Electric Corp Semiconductor protection circuit
DE1438675B1 (en) * 1963-07-20 1970-05-27 Bosch Gmbh Robert Protection circuit for the main transistor of a voltage regulator
US3938008A (en) * 1974-09-18 1976-02-10 International Business Machines Corporation Common bus driver complementary protect circuit

Also Published As

Publication number Publication date
GB902486A (en) 1962-08-01
DE1061420B (en) 1959-07-16

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