The KTA1807A from KEC Semiconductor is a Bipolar Junction Transistor with Emitter Base Voltage -7 V, Base Emitter Saturation Voltage -1.2 to -0.85 V, Emitter Cut off Current -10 µA, Collector Base Voltage -600 V, Collector Cut off Current -10 µA. Tags: Through Hole, PNP Transistor. More details for KTA1807A can be seen below.