JPS53105167A - Protective circuit for semiconductor power control rectifying element - Google Patents

Protective circuit for semiconductor power control rectifying element

Info

Publication number
JPS53105167A
JPS53105167A JP1872677A JP1872677A JPS53105167A JP S53105167 A JPS53105167 A JP S53105167A JP 1872677 A JP1872677 A JP 1872677A JP 1872677 A JP1872677 A JP 1872677A JP S53105167 A JPS53105167 A JP S53105167A
Authority
JP
Japan
Prior art keywords
power control
protective circuit
control rectifying
rectifying element
semiconductor power
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
JP1872677A
Other languages
Japanese (ja)
Inventor
Fumiyasu Moriya
Takamasa Kanzaki
Yotaro Minami
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 JP1872677A priority Critical patent/JPS53105167A/en
Publication of JPS53105167A publication Critical patent/JPS53105167A/en
Pending legal-status Critical Current

Links

Landscapes

  • Protection Of Static Devices (AREA)
  • Power Conversion In General (AREA)
  • Thyristor Switches And Gates (AREA)

Abstract

PURPOSE: It is detected by a saturable transformer that a break-through has occurred in a plural number of series-connected power control rectifying elements and this detected signal is used for generating gate pulses to turn on normal elements forcibly thereby protecting elements.
COPYRIGHT: (C)1978,JPO&Japio
JP1872677A 1977-02-24 1977-02-24 Protective circuit for semiconductor power control rectifying element Pending JPS53105167A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1872677A JPS53105167A (en) 1977-02-24 1977-02-24 Protective circuit for semiconductor power control rectifying element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1872677A JPS53105167A (en) 1977-02-24 1977-02-24 Protective circuit for semiconductor power control rectifying element

Publications (1)

Publication Number Publication Date
JPS53105167A true JPS53105167A (en) 1978-09-13

Family

ID=11979662

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1872677A Pending JPS53105167A (en) 1977-02-24 1977-02-24 Protective circuit for semiconductor power control rectifying element

Country Status (1)

Country Link
JP (1) JPS53105167A (en)

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