The TDG650E602TSP from Teledyne Defense Electronics is a RF Transistor with Voltage - Drain-Source (Vdss) 650 V, Voltage - Gate-Source (Vgs) -10 to 7 V, Drain Current 47 to 60 A, Drain Leakage Current (Id) 1.2 to 800 uA (Drain-Source), Input Capacitance 518 pF. Tags: Surface Mount. More details for TDG650E602TSP can be seen below.