The MGD623S from Sanken Electric is a IGBT with Gate Emitter Voltage -30 to 30 V, Saturated Collector Emitter Voltage 1.8 to 2.4 V, DC Collector Current 50 A, Junction Temperature 150 Degree C, Gate Emitter Leakage Current -0.5 to 0.5 uA. More details for MGD623S can be seen below.