The MMBFJ112 from onsemi is a Junction Field Effect Transistor (JFET) with Drain Saturation Current 5.0 mA, Gate Source Voltage -35 V, Drain Source Resistance 50 Ohm, Gate Current 50 mA, Gate Reverse Current -1.0 nA. Tags: Surface Mount. More details for MMBFJ112 can be seen below.