1

Power Transistors

2SC3943

Silicon NPN epitaxial planar type

For video amplifier

q

q

q

Full-pack package which can be installed to the heat sink with

one screw

Parameter

Collector to base voltage

Collector to emitter voltage

Emitter to base voltage

Peak collector current

Collector current

Collector power

dissipation

Junction temperature

Storage temperature

Symbol

Ratings

110

100

50

3.5

300

150

8

2.0

150

–55 to +150

Unit

V

V

V

V

mA

mA

W

˚C

˚C

Ta=25

°C

Unit: mm

1:Base

2:Collector

3:Emitter

TO–220 Full Pack Package(a)

10.0

±0.2

5.5

±0.2

0.5

+0.2

–0.1

1.4

±0.1

1.3

±0.2

0.8

±0.1

2.54

±0.25

5.08

±0.5

2

13

2.7

±0.2

4.2

±0.2

φ3.1±0.1

Parameter

Collector cutoff current

Collector to base voltage

Collector to emitter voltage

Emitter to base voltage

Forward current transfer ratio

Collector to emitter saturation voltage

Transition frequency

Collector output capacitance

Symbol

Conditions

min

110

100

50

3.5

20

typ

300

350

3.5

max

10

0.5

Unit

µA

V

V

V

V

V

MHz

MHz

pF