Designed for use in 1.5V and 3V electronic flash. Pinning 1 = Emitter 2 = Collector 3 = Base Absolute Maximum Ratings(TA=25oC) Characteristic Symbol Rating Collector-Base Voltage VCBO 30 Collector-Emitter Voltage VCEX VCEO 20 10 Emitter-Base Voltage VEBO 6 Collector Current (DC) IC 3 .