Power Transistors
2SD1890
Silicon NPN triple diffusion planar type Darlington
For power amplification Complementary to 2SB1250
10.0±0.2 5.5±0.2 2.7±0.2
4.2±0.2
7.5±0.2
s Features
q q q q
0.7±0.1
4.2±0.2
Unit: mm
14.0±0.5
Optimum for 25W HiFi output High foward current transfer ratio hFE: 5000 to 30000 Low collector to emitter saturation voltage VCE(sat):
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