The GPIHV15DK from GaNPower International is a GaN Power Transistor with Gate Threshold Voltage 0.9 to 2.9 V, Drain Source Voltage 1200 V, Drain Source Resistance 100 to 110 milli-ohm, Continous Drain Current 15 A, Total Charge 6.5 nC. Tags: Surface Mount. More details for GPIHV15DK can be seen below.