The GD15PIY120C5S from StarPower is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.65 to 2.1 V, DC Collector Current 30 A, Junction Temperature 175 Degree C, Gate Emitter Leakage Current 0.4 uA. More details for GD15PIY120C5S can be seen below.