The 1MBI100U4F-120L-50 from Fuji Electric is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.9 to 2.25 V, DC Collector Current 150 to 300 A, DC Forward Current 150 to 300 A, Junction Temperature 150 Degree C. More details for 1MBI100U4F-120L-50 can be seen below.