硅NPN三重扩散平面类型（功率放大） Silicon NPN triple diffusion planar typeFor power amplification
For power amplification
Complementary to 2SB1393 and 2SB1393A
■ Features
● High forward current transfer ratio hFE which has satisfactory linearity
● Low collector to emitter saturation voltage VCEsat
● Full-pack package which can be installed to the heat sink with one screw