The SFT6233J from Solid State Devices is a Bipolar Junction Transistor with Emitter Base Voltage 6 V, Base Emitter Saturation Voltage 1 to 2 V, Emitter Cut off Current 100 µA, Collector Base Voltage 250 V, Collector Cut off Current 1 mA. Tags: Through Hole, NPN Transistor. More details for SFT6233J can be seen below.