The BC857AM from Galaxy Century Microelectronics is a Bipolar Junction Transistor with Emitter Base Voltage -5 V, Base Emitter Saturation Voltage -0.85 to -0.7 V, Emitter Cut off Current -100 nA, Collector Base Voltage -50 V, Collector Cut off Current -15 to -1 nA. Tags: Surface Mount, PNP Transistor. More details for BC857AM can be seen below.