The D44H1 from Mospec Semiconductor is a Bipolar Junction Transistor with Emitter Base Voltage 5 V, Base Emitter Saturation Voltage 1.5 V, Emitter Cut off Current 100 µA, Collector Base Voltage 30 V, Collector Cut off Current 10 µA. Tags: Through Hole, NPN Transistor. More details for D44H1 can be seen below.