The EPC2050 from Efficient Power Conversion is a RF Transistor with Voltage - Drain-Source (Vdss) 350 V, Voltage - Gate-Source (Vgs) -4 to 6 V, Drain Current 6.3 A, Drain Leakage Current (Id) 0.001 to 0.06 mA (Drain-Source), Gate Leakage Current (Ig) 0.0005 to 1 mA (Gate to Source). More details for EPC2050 can be seen below.