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Power Transistors
2SD1271, 2SD1271A
Silicon NPN epitaxial planar type
For power switching Complementary to 2SB946 and 2SB946A
Unit: mm
0.7±0.1 10.0±0.2 5.5±0.2 2.7±0.2 4.2±0.2 φ3.1±0.1 1.4±0.1 1.3±0.2 0.8±0.1 0.5 +0.2 –0.1 2.54±0.25 5.08±0.5 1 2 3 4.2±0.2
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 Full-pack package which can be installed to the heat sink with one screw (TC=25˚C)
s Absolute Maximum Ratings
Parameter Collector to base voltage Collector to 2SD1271 2SD1271A 2SD1271 Symbol VCBO VCEO VEBO ICP IC PC Tj Tstg
16.7±0.3 14.0±0.
2SD1271 Datasheet
