The 2SC2668 from Lision Technology is a Bipolar Junction Transistor with Emitter Base Voltage 4 V, Collector Base Voltage 40 V, Collector Emitter Breakdown Voltage 30 V, Collector Emitter Voltage 30 V, Continuous Collector Current 20 mA. Tags: Through Hole, NPN Transistor. More details for 2SC2668 can be seen below.