The AOK20B60D1 from Alpha & Omega Semiconductor is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.85 to 2.37 V, DC Collector Current 20 to 40 A, Peak Collector Current 74 A, DC Forward Current 10 to 20 A. More details for AOK20B60D1 can be seen below.