The 2N2609 from New Jersey Semiconductor is a Junction Field Effect Transistor (JFET) with Drain Saturation Current 2.0 to 10 A, Gate Source Voltage 30 V, Power Dissipation 0.3 W, Operating Temperature -65 to 200 Degree C, Input Capacitance 30 pF. Tags: Through Hole. More details for 2N2609 can be seen below.