JPS5368558A - Protective device for gate turn-off thyristor - Google Patents

Protective device for gate turn-off thyristor

Info

Publication number
JPS5368558A
JPS5368558A JP14349876A JP14349876A JPS5368558A JP S5368558 A JPS5368558 A JP S5368558A JP 14349876 A JP14349876 A JP 14349876A JP 14349876 A JP14349876 A JP 14349876A JP S5368558 A JPS5368558 A JP S5368558A
Authority
JP
Japan
Prior art keywords
thyristor
gate turn
protective device
gto
voltage
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
JP14349876A
Other languages
Japanese (ja)
Inventor
Takeo Shimamura
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 JP14349876A priority Critical patent/JPS5368558A/en
Publication of JPS5368558A publication Critical patent/JPS5368558A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE:To give a forced ignition to GTO in the abnormal time and thus to give a high resistance to GTO against the surge voltage, by monitoring the voltage and the voltage change rate between the anode and cathode of a gate turn-off thyristor GTO.
JP14349876A 1976-12-01 1976-12-01 Protective device for gate turn-off thyristor Pending JPS5368558A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14349876A JPS5368558A (en) 1976-12-01 1976-12-01 Protective device for gate turn-off thyristor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14349876A JPS5368558A (en) 1976-12-01 1976-12-01 Protective device for gate turn-off thyristor

Publications (1)

Publication Number Publication Date
JPS5368558A true JPS5368558A (en) 1978-06-19

Family

ID=15340105

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14349876A Pending JPS5368558A (en) 1976-12-01 1976-12-01 Protective device for gate turn-off thyristor

Country Status (1)

Country Link
JP (1) JPS5368558A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4698520A (en) * 1984-02-17 1987-10-06 Siemens Aktiengesellschaft Method and apparatus to trigger the current-conducting state of gate-turn-off thyristor
WO1997007588A1 (en) * 1995-08-18 1997-02-27 Kabushiki Kaisha Toshiba Electric power converter

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4698520A (en) * 1984-02-17 1987-10-06 Siemens Aktiengesellschaft Method and apparatus to trigger the current-conducting state of gate-turn-off thyristor
WO1997007588A1 (en) * 1995-08-18 1997-02-27 Kabushiki Kaisha Toshiba Electric power converter
US5852556A (en) * 1995-08-18 1998-12-22 Kabushiki Kaisha Toshiba Power converter
CN1042183C (en) * 1995-08-18 1999-02-17 株式会社东芝 Electric power converter

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