2N4028 Description
MAXIMUM RATINGS Rating 2N4026/28 2N4027/29 Symbol 2N4030/32 2N4031/33 Unit Collector-Emitter Voltage) 1) VCEO 60 80 Vdc Collector-Base Voltage VCBO 60 80 Vdc Emitter-Base Voltage VEBO 5.0 5.0 Vdc Collector Current Continuous @Total Device Dissipation Ta.