The IXBN42N170A from Littelfuse is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 6 V, DC Collector Current 21 A, Junction Temperature -55 to 150 Degree C, Gate Emitter Leakage Current -0.1 to 0.1 uA. More details for IXBN42N170A can be seen below.