The AUIRG4BC30S-S from Infineon Technologies is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.4 to 1.6 V, DC Collector Current 18 to 34 A, Junction Temperature -40 to 175 Degree C, Gate Emitter Leakage Current 0.1 uA. More details for AUIRG4BC30S-S can be seen below.