The EPC7001 from Efficient Power Conversion is a GaN Power Transistor with Gate Threshold Voltage 0.8 to 2.5 V, Drain Source Voltage 40 V, Drain Source Resistance 2.1 to 4 mOhms, Continous Drain Current 60 A, Pulsed Drain Current 250 A. Tags: Die. More details for EPC7001 can be seen below.