The EPC2045 from Efficient Power Conversion is a GaN Power Transistor with Gate Threshold Voltage 0.8 to 2.5 V, Drain Source Voltage 100 V, Drain Source Resistance 5.6 to 7 milli-ohm, Continous Drain Current 16 A, Pulsed Drain Current 130 A. Tags: Die. More details for EPC2045 can be seen below.