The INN700DA480B from Innoscience is a GaN Power Transistor with Gate Threshold Voltage 1.2 to 2.5 V, Drain Source Voltage 700 V, Drain Source Resistance 365 to 790 milli-ohm, Continous Drain Current 5 A, Pulsed Drain Current 9 A. Tags: Surface Mount. More details for INN700DA480B can be seen below.