brg20n120d.pdf datasheet:

BRG20N120D /INSULATED-GATE BIPOLAR TRANSISTOR /Applications /General purpose inverter /Frequency converters /Induction Heating(IH) /Uninterrupted Power Supply(UPS) /Features /Low gate charge /Positive temperature coefficient /Low saturation voltage RoHS /RoHS product /Absolute maximum ratings(T =25,unless otherwise specified) CSymbol Parameter Rating Units V Collector-emitter voltage 1200 V CES V Gate-emitter voltage 20 V GES Collector current 40 A I CCollector current@T =100 20 A CCollector peak current, I 60 A CMT limited by T P JMAXI Diode forward current@T =100 20 A F CI Diode maximum forward current 60 A FM Power dissipation(T =25) 2