2SD1478 Datasheet - Panasonic Semiconductor

2SD1478 Silicon NPN Transistor

Transistor 2SD1478, 2SD1478A Silicon NPN epitaxial planer type darlington Unit: mm For low-frequency amplification 0.65±0.15 2.8 0.3 +0.2 1.5 0.05 +0.25 0.65±0.15 2.9 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 0.95.

2SD1478 Features

* 1.1

* 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 Collector current Collector power dissipation Junction temperature Storage temperature V V mA mA mW ˚C ˚C 1:

2SD1478_PanasonicSemiconductor.pdf