The EPC2051 from Efficient Power Conversion is a RF Transistor with Voltage - Drain-Source (Vdss) 100 V, Voltage - Gate-Source (Vgs) -4 to 6 V, Drain Current 1.7 A, Drain Leakage Current (Id) 4 to 250 uA (Drain-Source), Gate Leakage Current (Ig) 0.001 to 2 mA (Gate to Source). More details for EPC2051 can be seen below.