The 2N5038 from MOSPEC SEMICONDUCTOR is a Bipolar Junction Transistor with Emitter Base Voltage 7 V, Base Emitter Saturation Voltage 3.3 V, Emitter Cut off Current 50 mA, Collector Base Voltage 150 V, Collector Cut off Current 50 mA. Tags: Through Hole, NPN Transistor. More details for 2N5038 can be seen below.