The CGD65B240SH2 from Cambridge GaN Devices is a GaN Power Transistor with Gate Threshold Voltage 2.2 to 4.2 V, Drain Source Voltage 650 V, Drain Source Resistance 240 to 640 milli-ohm, Continous Drain Current 7 A, Total Charge 1.2 nC. Tags: Surface Mount. More details for CGD65B240SH2 can be seen below.