The 2N3261 from New Jersey Semiconductor is a Bipolar Junction Transistor with Emitter Base Voltage 6 V, Base Emitter Saturation Voltage 0.8 to 1.1 V, Collector Base Voltage 40 V, Collector Cut off Current 6.5 to 25 µA, Collector Emitter Breakdown Voltage 15 V. Tags: Through Hole, NPN Transistor. More details for 2N3261 can be seen below.