Semiconductor device

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United States of America Patent

PATENT NO 10400736
APP PUB NO 20180128234A1
SERIAL NO

15800918

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Abstract

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A semiconductor device includes a power semiconductor element that is connected between a first terminal on a high potential side and a second terminal on a low potential side and that is controlled to be on or off corresponding to a gate potential, a turn-off condition detector that detects whether a control signal input from a control terminal and controlling the power semiconductor element satisfies a predetermined turn-off condition, a first switching element that controls the gate potential of the power semiconductor element to be an off-potential when the turn-off condition detector detects that the turn-off condition is satisfied, and a detector for a collector current of the power semiconductor element. The turn-off condition detector uses the control signal and the collector current as the turn-off condition.

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Patent Owner(s)

Patent OwnerAddress
FUJI ELECTRIC CO LTDKAWASAKI COUNTY OF KANAGAWA CITY JAPAN KAWASAKI-SHI KANAGAWA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Miyazawa, Shigemi Matsumoto, JP 27 113

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