The CMPFJ177 TR from Central Semiconductor is a Junction Field Effect Transistor (JFET) with Drain Saturation Current 1.5 to 20 mA, Gate Source Voltage 30 V, Drain Source Resistance 300 Ohm, Gate Current 50 mA, Gate Reverse Current 1.0 nA. Tags: Die. More details for CMPFJ177 TR can be seen below.