The GPT65Z1SHD from MGT Technology is a GaN Power Transistor with Gate Threshold Voltage -4.7 V, Drain Source Voltage 650 V, Drain Source Resistance 16000 milli-ohm, Continous Drain Current 0.35 A, Temperature operating range -55 to 150 Degree C. Tags: Surface Mount. More details for GPT65Z1SHD can be seen below.