The SIGC121T120R2CS from Infineon Technologies is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 2.7 to 3.7 V, DC Collector Current 75 A, Junction Temperature -55 to 150 Degree C, Gate Emitter Leakage Current 0.48 uA. More details for SIGC121T120R2CS can be seen below.