The EPC2069 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 1.60 to 2.25 milli-ohm, Continous Drain Current 80 A, Pulsed Drain Current 422 A. More details for EPC2069 can be seen below.