The BC846S-TPQ2 from Micro Commercial Components is a Bipolar Junction Transistor with Emitter Base Voltage 6 V, Base Emitter Saturation Voltage 0.75 to 0.85 V, Emitter Cut off Current 100 nA, Collector Base Voltage 80 V, Collector Cut off Current 15 nA. Tags: Surface Mount, NPN Transistor. More details for BC846S-TPQ2 can be seen below.