Power Transistors
2SD2139
Silicon NPN triple diffusion planar type
For high-current amplification ratio, power amplification
Unit: mm
s Features
13.0±0.2 4.2±0.2
5.0±0.1 10.0±0.2 1.0
q q q
2.5±0.2
High foward current transfer ratio hFE Satisfactory linearity of foward current transfer ratio hFE Allowing supply with the radial taping (TC=25˚C)
Ratings 8...