The MPS6515 from Central Semiconductor is a Bipolar Junction Transistor with Emitter Base Voltage 4 V, Collector Base Voltage 40 V, Collector Cut off Current 50 nA, Collector Emitter Breakdown Voltage 25 V, Collector Emitter Voltage 25 V. Tags: Through Hole, NPN Transistor. More details for MPS6515 can be seen below.