The IXDN 55N120 D1 from Littelfuse is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 2.3 V, DC Collector Current 100 A, Junction Temperature -40 to 150 Degree C, Gate Emitter Leakage Current -0.5 to 0.5 uA. More details for IXDN 55N120 D1 can be seen below.