Transistors

2/2

Electrical characteristic curves

20

10

5

2

1

0.5

0.2

0.1

0.2

0

0.4

0.8

0.6

1.2

1.0

50

100

200

Fig.1 Ground emitter propagation

characteristics

60

40

20

0

1

0

2

4

3

5

80

100

Fig.2 Ground emitter output characteristics

0.50

0.45

0.40

0.35

0.30

0.25

0.20

0.15

0.10

0.05

500

200

100

50

0.1 0.2 0.5 1 2

5 10 20

50 100 200 500

1000

Fig.3 DC current gain vs. Collector current ( )

1000

500

200

100

50

20

1

2

5

10 20

50 100 200 500 1000

Fig.4 DC current gain vs. Collector currnet ( )

-25 C

Ta=75 C

25 C

50

20

10

5

0.1 0.2

0.5

1

2

5

10 20

Fig.7 Input-and-output capacity

vs.voltage characteristic

Ta=25 C

f=1MHz

0.5

0.2

0.1

0.05

0.02

5

10 20

50 100 200 500 1000

Fig.6 Collector-emitter saturation voltage

vs. collector current

-25 C

Ta=75 C

25 C

0.5

0.2

0.1

0.05

0.02

5

10

20

50 100 200

500

Fig.5 Collector-emitter saturation voltage

vs. Collector current

500

200

100

-1

-2

-5

-10

-20

-50

Fig.8 Transition frequency

vs.emitter current

Ta=25 C

Cib

Cob

Ta=25 C

Ta=25 C

Ta=25 C

2SC1741AS

=100/1

50/1

20/1

10/1

1V