Answer / guest

IGBT - insulated gate bipolar transistor

Answer / abdul

IGBT - Insulation gate bipolar transistor is a high speed
switching device used in dc applications.

TRIAC - Triode for alternating current is a device use to
switch AC devices like lamps, motors etc,by taking a small
amount of dc i/p through its gate terminal.

Answer / mailsamy

Switching time, construction wise

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