The 4MBI340VF-120R-50 from Fuji Electric is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.85 to 2.35 V, DC Collector Current 340 to 600 V, Junction Temperature 150 Degree C, Gate Emitter Leakage Current 0.4 uA. More details for 4MBI340VF-120R-50 can be seen below.