The BFW11 from New Jersey Semiconductor is a Junction Field Effect Transistor (JFET) with Gate Source Voltage 1.25 to 4 V, Forward Transfer Admittance 3.0 to 6.5 mS, Continous Drain Current 4 to 10 mA, Drain Source Breakdown Voltage 30 V, Gate Current 10 mA. Tags: Through Hole. More details for BFW11 can be seen below.