The STGP15M120F3 from STMicroelectronics is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.85 V, DC Collector Current 15 to 30 A, Junction Temperature -55 to 175 Degree C, Gate Emitter Leakage Current -0.25 to 0.25 uA. More details for STGP15M120F3 can be seen below.