The BCP56-6 from Diotec Semiconductor is a Bipolar Junction Transistor with Emitter Base Voltage 5 V, Emitter Cut off Current 100 nA, Collector Base Voltage 100 V, Collector Cut off Current 100 nA, Collector Emitter Voltage 80 V. Tags: Surface Mount, NPN Transistor. More details for BCP56-6 can be seen below.