The 2MBI150HJ-120-50 from Fuji Electric is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 3.2 to 4.2 V, DC Collector Current 150 to 300 A, Junction Temperature 150 Degree C, Gate Emitter Leakage Current 0.8 uA. More details for 2MBI150HJ-120-50 can be seen below.