The AUIRG4PH50S from Infineon Technologies is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.47 to 1.7 V, DC Collector Current 81 to 141 A, Junction Temperature -55 to 150 Degree C, Gate Emitter Leakage Current 0.1 uA. More details for AUIRG4PH50S can be seen below.