The 2N4030 from Comset Semiconductors is a Bipolar Junction Transistor with Emitter Base Voltage 5 V, Collector Base Voltage 60 V, Collector Cut off Current 50 µA, Collector Emitter Breakdown Voltage 60 V, Collector Emitter Voltage 60 V. Tags: Through Hole, PNP Transistor. More details for 2N4030 can be seen below.