2N3902 NPN (SILICON) 2N5157
HIGH VOLTAGE NPN SILICON TRANSISTORS
. designed for use in high·voltage inverters, converters, switching regulators and line operated amplifiers.
High Collector· Emitter Voltage - VCEX = 700 Vdc Excellent DC Current Gain -
hFE = 10 (Min) @ IC = 2.5 Adc
Low Coliector·Emitter Saturation Voltage -
VCE(sat) = 0.8 Vdc (Max).@ IC...