Power Transistors
2SD1257, 2SD1257A
Silicon NPN epitaxial planar type
For power switching Complementary to 2SB934
10.0±0.3
8.5±0.2 6.0±0.5 3.4±0.3
Unit: mm
1.0±0.1
s Features
q q q q
Low collector to emitter saturation voltage VCE(sat) Satisfactory linearity of foward current transfer ratio hFE Large collector current IC N type package enabling direct so...