Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Khalid Hassan Hussein0
Masuo Shinohara0
Date of Patent
August 19, 2008
0Patent Application Number
116161040
Date Filed
December 26, 2006
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An insulated gate bipolar transistor and a protective circuit are incorporated. The protective circuit has first and second Zener diodes connected in series in directions opposite to each other between the gate and the current sense terminal of the insulated gate bipolar transistor, and third and fourth Zener diodes connected in series in directions opposite to each other between the gate and the emitter of the insulated gate bipolar transistor.
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