The 2N5668 from New Jersey Semiconductor is a Junction Field Effect Transistor (JFET) with Drain Saturation Current 1 to 5 mA, Gate Source Voltage 25 V, Forward Transfer Admittance 1 mS, Continous Drain Current 10 nA, Gate Current 10 µA. Tags: Through Hole. More details for 2N5668 can be seen below.