JPS5392657A - Transistor circuit - Google Patents

Transistor circuit

Info

Publication number
JPS5392657A
JPS5392657A JP705677A JP705677A JPS5392657A JP S5392657 A JPS5392657 A JP S5392657A JP 705677 A JP705677 A JP 705677A JP 705677 A JP705677 A JP 705677A JP S5392657 A JPS5392657 A JP S5392657A
Authority
JP
Japan
Prior art keywords
transistor
transistor circuit
circuit
actuates
protect
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.)
Granted
Application number
JP705677A
Other languages
Japanese (ja)
Other versions
JPS5728216B2 (en
Inventor
Ryoji Gamo
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 JP705677A priority Critical patent/JPS5392657A/en
Publication of JPS5392657A publication Critical patent/JPS5392657A/en
Publication of JPS5728216B2 publication Critical patent/JPS5728216B2/ja
Granted 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
    • H03K17/082—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

Landscapes

  • Electronic Switches (AREA)

Abstract

PURPOSE:To protect the output transistor from a large current caused by the short circuit of the load, etc. as well as to inform outside the abnormal state for the transistor circuit which processes the logic signal and actuates other circuits, by adding newly transistor.
JP705677A 1977-01-25 1977-01-25 Transistor circuit Granted JPS5392657A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP705677A JPS5392657A (en) 1977-01-25 1977-01-25 Transistor circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP705677A JPS5392657A (en) 1977-01-25 1977-01-25 Transistor circuit

Publications (2)

Publication Number Publication Date
JPS5392657A true JPS5392657A (en) 1978-08-14
JPS5728216B2 JPS5728216B2 (en) 1982-06-15

Family

ID=11655399

Family Applications (1)

Application Number Title Priority Date Filing Date
JP705677A Granted JPS5392657A (en) 1977-01-25 1977-01-25 Transistor circuit

Country Status (1)

Country Link
JP (1) JPS5392657A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57212825A (en) * 1981-06-24 1982-12-27 Nec Corp Protective device
JPS59165519A (en) * 1983-02-28 1984-09-18 ウエスチングハウス　エレクトリック　コ−ポレ−ション Electronic breaker

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS514830A (en) * 1974-06-30 1976-01-16 Tomoaki Sawada TETSUKINKOTEIBUHIN

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS514830A (en) * 1974-06-30 1976-01-16 Tomoaki Sawada TETSUKINKOTEIBUHIN

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57212825A (en) * 1981-06-24 1982-12-27 Nec Corp Protective device
JPH0120808B2 (en) * 1981-06-24 1989-04-18 Nippon Electric Co
JPS59165519A (en) * 1983-02-28 1984-09-18 ウエスチングハウス　エレクトリック　コ−ポレ−ション Electronic breaker

Also Published As

Publication number Publication date
JPS5728216B2 (en) 1982-06-15

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