The BD241 from Comset Semiconductors is a Bipolar Junction Transistor with Emitter Base Voltage 5 V, Emitter Cut off Current 1 mA, Collector Base Voltage 45 V, Collector Cut off Current 0.3 mA, Collector Emitter Voltage 45 V. Tags: Through Hole, NPN Transistor. More details for BD241 can be seen below.