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2009 ROHM Co., Ltd. All rights reserved.

2009.12 - Rev.B

Data Sheet

2SA1577

Electrical characteristic curves

Fig.1 Grounded emitter propagation

-0.2

0

-500

-200

-100

-50

-20

-10

-5

-2

-1

-0.5

-0.2

-0.1

-0.4 -0.6 -0.8 -1.0 -1.2 -1.4 -1.6 -1.8 -2.0 -2.2

=

(V)

Ta

°C

25

°C

-1

-40

-80

-3

0

-20

-60

-100

0-2

-4

-5

Ta=25 C

Fig.2 Grounded emitter output

characteristics (

Ι )

-0.1mA

-0.2mA

-0.3mA

-0.4mA

-0.5mA

-0.6mA

-0.7mA

-0.8mA

-0.9mA

-1mA

-200

-400

-10

-5

0

-100

-300

-500

0

Ta=25 C

Fig.3 Ground emitter output

characteristics (

ΙΙ )

-0.5mA

-1.0mA

-1.5mA

-2.0mA

-2.5mA

-3.0mA

-3.5mA

-4.0mA

-4.5mA

-5.0mA

500

1000

200

100

50

20

-1

-2

-5 -10 -20

-50 -100 -200 -500 -1000

-3V

-1V

Fig.4 DC current gain vs.

collector current (

Ι )

Ta=25 C

500

1000

200

100

50

20

-1

-2

-5 -10 -20

-50 -100 -200 -500 -1000

Fig.5 DC current gain vs.

collector current (

ΙΙ )

Ta

25 C

-0.1

-1

-2

-5 -10 -20

-50 -100 -200 -500

-1

-0.5

-0.2

-0.05

-0.02

20

10

Fig.6 Collector emitter saturation

voltage vs. collector current (

Ι)

Ta

-0.05

-0.03

-0.02

-0.01

-1

-2

-5

-10 -20

-50 -100 -200

-500 -1000

-0.5

-0.3

-0.2

-0.1

-1.0

Fig.7 Collector-emitter saturation

voltage vs. collector current (

ΙΙ)

Ta

25 C

-55 C

50

0.5

20

50

100

200

500

1000

12

5

10

Fig.8 Gain bandwidth product vs.

emitter current

Ta

Fig.9 Collectur output capacitance vs.

collector-base voltage. Emitter input

capacitance vs. emitter -base voltage

-50

-0.5

-20

2

5

10

50

100

-1

-2

-5

-10

20

Ta

f