The KTA1266-O from KEC Semiconductor is a Bipolar Junction Transistor with Emitter Base Voltage -5 V, Base Emitter Saturation Voltage -1.1 V, Emitter Cut off Current -0.1 µA, Collector Base Voltage -50 V, Collector Cut off Current -0.1 µA. Tags: Through Hole, PNP Transistor. More details for KTA1266-O can be seen below.