The BC857S-TP from Micro Commercial Components is a Bipolar Junction Transistor with Emitter Base Voltage -5 V, Collector Base Voltage -50 V, Collector Cut off Current -15 nA, Collector Emitter Breakdown Voltage -45 V, Collector Emitter Voltage -45 V. Tags: Surface Mount, PNP Transistor. More details for BC857S-TP can be seen below.