View 2sd1267 datasheet:

Power Transistors2SD1267, 2SD1267ASilicon NPN triple diffusion planar typeFor power amplificationComplementary to 2SB942 and 2SB942AUnit: mmFeatures10.0 0.2 4.2 0.2High forward current transfer ratio hFE which has satisfactory linearity5.5 0.2 2.7 0.2Low collector to emitter saturation voltage VCE(sat)Full-pack package which can be installed to the heat sink withone screw 3.1 0.1Absolute Maximum Ratings (TC=25C)Parameter Symbol Ratings Unit1.3 0.2Collector to 2SD1267 601.4 0.1VCBO Vbase voltage 2SD1267A 80+0.20.5 0.10.8 0.1Collector to 2SD1267 60VCEO Vemitter voltage 2SD1267A 802.54 0.25Emitter to base voltage VEBO 5 V5.08 0.5Peak collector current ICP 8 A1 2 3Collector current IC 4 A1:Base2:CollectorCollector power TC=25 C 403:EmitterPC Wdissipation Ta=25 C 2TO220 Full Pack

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