The DGU4520GR from Sanken Electric is a IGBT with Gate Emitter Voltage -10 to 10 V, Saturated Collector Emitter Voltage 1.08 to 1.77 V, DC Collector Current 20 A, Junction Temperature -40 to 175 Degree C, Gate Emitter Leakage Current -132 to 132 uA. More details for DGU4520GR can be seen below.