The EPC7004 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 to 7 mOhms, Continous Drain Current 60 A, Pulsed Drain Current 160 A. Tags: Die. More details for EPC7004 can be seen below.