Title:
THYRISTOR PROTECTION CIRCUIT
Document Type and Number:
Japanese Patent JPS5285457
Kind Code:
A
Abstract:
PURPOSE:To prevent error operation and to increase dv/dt enduring quantity by inserting UJT between gate and cathode and making it a variable resistor corresponding to speed of anode voltage increase of a thyristor.
Inventors:
KAMEI TATSUYA
Application Number:
JP151976A
Publication Date:
July 15, 1977
Filing Date:
January 09, 1976
Export Citation:
Assignee:
HITACHI LTD
International Classes:
H02M1/08; (IPC1-7): H02M1/18
Domestic Patent References:
| JPS5085266A | 1975-07-09 |