The IXGH50N120C3 from Littelfuse is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 4.2 V, DC Collector Current 50 A, Junction Temperature -55 to 150 Degree C, Gate Emitter Leakage Current -0.1 to 0.1 uA. More details for IXGH50N120C3 can be seen below.