JPS5248034A - Protection circuit device - Google Patents

Protection circuit device

Info

Publication number
JPS5248034A
JPS5248034A JP12391675A JP12391675A JPS5248034A JP S5248034 A JPS5248034 A JP S5248034A JP 12391675 A JP12391675 A JP 12391675A JP 12391675 A JP12391675 A JP 12391675A JP S5248034 A JPS5248034 A JP S5248034A
Authority
JP
Japan
Prior art keywords
protection circuit
circuit device
current
load
destruction
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
JP12391675A
Other languages
Japanese (ja)
Inventor
Masatoshi Kimura
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP12391675A priority Critical patent/JPS5248034A/en
Publication of JPS5248034A publication Critical patent/JPS5248034A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To prevent the destruction in a load 5 resulted by over-current or shortcircuit current by interrupting a transistor 6 at a high speed to keep a surge current i2 of a capacitor 4 from increasing to a level to cause destruction in the load 5.
COPYRIGHT: (C)1977,JPO&Japio
JP12391675A 1975-10-15 1975-10-15 Protection circuit device Pending JPS5248034A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12391675A JPS5248034A (en) 1975-10-15 1975-10-15 Protection circuit device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12391675A JPS5248034A (en) 1975-10-15 1975-10-15 Protection circuit device

Publications (1)

Publication Number Publication Date
JPS5248034A true JPS5248034A (en) 1977-04-16

Family

ID=14872508

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12391675A Pending JPS5248034A (en) 1975-10-15 1975-10-15 Protection circuit device

Country Status (1)

Country Link
JP (1) JPS5248034A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4672502A (en) * 1985-02-21 1987-06-09 Motorola, Inc. Overdissipation protection circuit for a semiconductor switch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4672502A (en) * 1985-02-21 1987-06-09 Motorola, Inc. Overdissipation protection circuit for a semiconductor switch

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