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MAGNA
TEC
3.53 (0.139) 4.09 (0.161) Dia. 5.84 (0.23) 6.86 (0.27) 9.65 (0.38) 10.66 (0.42) 2.54 (0.10) 3.04 (0.12) 2.03 (0.080) 2.16 (0.085) 1.14 (0.045) 1.40 (0.055)
PNP NPN
SM3177A SM3178A
MECHANICAL DATA Dimensions in mm
COMPLEMENTARY SILICON POWER TRANSISTORS
4
14.22 (0.560) 15.88 (0.625)
9.02 (0.355) 9.40 (0.370)
4.06 (0.16) Max. 6.35 (0.25) Max. 12.70 (0.500) 14.27 (0.562) 10.16 (0.40) 10.41 (0.41)
1
2
3
2.54 (0.10) Max.
For use as high frequency drivers in audio amplifiers.
3.56 (0.14) 4.83 (0.19) 1.14 (0.045) 1.78 (0.070) 3.18 (0.125) Max.
2.29 (0.09) 2.79 (0.11) 4.83 (0.19) 5.33 (0.21)
0.51 (0.020) 1.14 (0.045)
0.38 (0.015) 0.64 (0.025) 2.03 (0.080) 2.92 (0.115)
TO–220AB
Pin 1 – Base Pin 2 – Collector Pin 3 – Emitter Back Metal is Collector.
SM3178A Datasheet
