The 177DFN 8L RoHS from Linear Systems is a Junction Field Effect Transistor (JFET) with Drain Saturation Current -1.5 to -30 mA, Gate Source Voltage 30 V, Continous Drain Current -1 mA, Drain Source Resistance 300 Ohm, Gate Current 50 mA. Tags: Surface Mount. More details for 177DFN 8L RoHS can be seen below.