The 2N3019S from New Jersey Semiconductor is a Bipolar Junction Transistor with Emitter Base Voltage 7 V, Collector Base Voltage 140 V, Collector Emitter Voltage 80 V, Continuous Collector Current 1 A, Power Dissipation 0.8 W. Tags: Through Hole, NPN Transistor. More details for 2N3019S can be seen below.