The GD50FSY120L3S from StarPower is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.7 to 2.15 V, DC Collector Current 100 A, Junction Temperature 175 Degree C, Gate Emitter Leakage Current 0.1 uA. More details for GD50FSY120L3S can be seen below.