The NSVJ3910SB3T1G from onsemi is a Junction Field Effect Transistor (JFET) with Drain Saturation Current 20 to 40 mA, Forward Transfer Admittance 30 to 40 mS, Continous Drain Current 50 mA, Gate Current 10 mA, Gate Reverse Current -1.0 nA. Tags: Surface Mount. More details for NSVJ3910SB3T1G can be seen below.