The 2SC1623-L6-TP from Micro Commercial Components is a Bipolar Junction Transistor with Emitter Base Voltage 5 V, Base Emitter Saturation Voltage 0.86 to 1 V, Emitter Cut off Current 0.1 µA, Collector Base Voltage 60 V, Collector Cut off Current 0.1 µA. Tags: Surface Mount, NPN Transistor. More details for 2SC1623-L6-TP can be seen below.