JPS52116054A - Amplifier circuit - Google Patents

Amplifier circuit

Info

Publication number
JPS52116054A
JPS52116054A JP3286476A JP3286476A JPS52116054A JP S52116054 A JPS52116054 A JP S52116054A JP 3286476 A JP3286476 A JP 3286476A JP 3286476 A JP3286476 A JP 3286476A JP S52116054 A JPS52116054 A JP S52116054A
Authority
JP
Japan
Prior art keywords
control circuit
base control
amplifier circuit
providing
circuit
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
JP3286476A
Other languages
Japanese (ja)
Inventor
Yasuo Shimada
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP3286476A priority Critical patent/JPS52116054A/en
Priority to DE19772713310 priority patent/DE2713310C3/en
Publication of JPS52116054A publication Critical patent/JPS52116054A/en
Pending legal-status Critical Current

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
    • H03K17/081—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit
    • H03K17/0812—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the control circuit
    • H03K17/08126—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the control circuit in bipolar transitor 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
    • H02H7/0838—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 with H-bridge circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/64—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors having inductive loads

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Amplifiers (AREA)
  • Electronic Switches (AREA)

Abstract

PURPOSE: To bypass the fault current of the base control circuit to the power input and to prevent the destruction of the base control circuit, by providing diodes to the base control circuit of bridge type servo amplifier circit and also providing a fuse between the circuit and the high power transistor.
COPYRIGHT: (C)1977,JPO&Japio
JP3286476A 1976-03-25 1976-03-25 Amplifier circuit Pending JPS52116054A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP3286476A JPS52116054A (en) 1976-03-25 1976-03-25 Amplifier circuit
DE19772713310 DE2713310C3 (en) 1976-03-25 1977-03-25 Protection arrangement for a low voltage control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3286476A JPS52116054A (en) 1976-03-25 1976-03-25 Amplifier circuit

Publications (1)

Publication Number Publication Date
JPS52116054A true JPS52116054A (en) 1977-09-29

Family

ID=12370707

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3286476A Pending JPS52116054A (en) 1976-03-25 1976-03-25 Amplifier circuit

Country Status (2)

Country Link
JP (1) JPS52116054A (en)
DE (1) DE2713310C3 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5456557U (en) * 1977-09-28 1979-04-19

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2496362A1 (en) * 1980-12-12 1982-06-18 Thomson Brandt Isolated input power switching transistor control circuit - has opto-isolator or pulse transformer input pulse to initiate transistor turn on with self sustaining action and blocking
DE102022208825A1 (en) * 2022-08-25 2024-03-07 Robert Bosch Gesellschaft mit beschränkter Haftung Device, manufacturing method and method for operating a device with a gate driver and at least one connected power semiconductor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5456557U (en) * 1977-09-28 1979-04-19

Also Published As

Publication number Publication date
DE2713310A1 (en) 1977-10-06
DE2713310C3 (en) 1981-01-22
DE2713310B2 (en) 1980-05-22

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