The 2SC4617-S-TP from Micro Commercial Components is a Bipolar Junction Transistor with Emitter Base Voltage 5 V, Emitter Cut off Current 0.5 µA, Collector Base Voltage 50 V, Collector Cut off Current 0.5 µA, Collector Emitter Breakdown Voltage 50 V. Tags: Surface Mount, NPN Transistor. More details for 2SC4617-S-TP can be seen below.