Datasheet Summary
Transistor
2SD1478, 2SD1478A
Silicon NPN epitaxial planer type darlington
Unit: mm
For low-frequency amplification
0.65±0.15
- 0.3
+0.2
- 0.05
+0.25
0.65±0.15
- 0.05
1.9±0.2
+0.2 q q
Forward current transfer ratio hFE is designed high, which is appropriate to the driver circuit of motors and printer bammer: hFE = 4000 to 20000. A shunt resistor is omitted from the driver. (Ta=25˚C)
Ratings 30 60 25 50 5 750 500 200 150
- 55 ~ +150 Unit V
3 0.4
- 0.05
+0.1
1.45 s Features
- 0.1
Collector to base voltage Collector to
2SD1478 2SD1478A 2SD1478 VCBO VCEO VEBO ICP IC PC Tj Tstg emitter voltage 2SD1478A Emitter to base voltage Peak collector current...