The EPC2102 from Efficient Power Conversion is a GaN Power Transistor with Gate Threshold Voltage 0.8 to 2.5 V, Drain Source Voltage 60 V, Drain Source Resistance 3.6 to 4.9 milli-ohm, Continous Drain Current 30 A, Pulsed Drain Current 220 A. Tags: Die. More details for EPC2102 can be seen below.