2SA1797 datasheet(2/3 Pages) ROHM

Part #	2SA1797

Description	Power Transistor (-50V, -3A)

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Manufacturer	ROHM [Rohm]

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2SA1797

Transistors

Rev.A

2/2

Electrical characteristic curves

010

Fig.2 Grounded emitter propagation

characteristics

−0.2 −0.4 −0.6 −0.8 −1.0 −1.2 −1.4

0

BASE TO EMITTER VOLTAGE : VBE

(V)

−10

−5

−2

−1

−0.5

−0.2

−0.1

−0.05

−0.02

−0.01

−5m

−2m

−1m

VCE

=2V

-1m

-5m -0.02

-0.1

-0.5

-2 -5 -10

-2m -0.01

-0.05 -0.2

-1

5

10

20

50

100

200

500

1000

2000

5000

COLLECTOR CURRENT : IC (A)

Fig.3 DC current gain vs.

collector current

VCE

=2V

Ta

=100°C

Ta

=−40°C

Ta

=25°C

67

8

9

45

23

1

COLLECTOR TO EMITTER VOLTAGE : VCE (V)

Fig.1 Grounded emitter output

characteristics

2.0

0

1

1.2

1.4

1.6

1.8

200m

400m

600m

800m

Ta

=25°C

lB=10mA

9mA

8mA

7mA

6mA

5mA

4mA

3mA

2mA

1mA

-1m

-5m -0.02

-0.1

-0.5

-2 -5 -10

-2m -0.01

-0.05 -0.2

-1

-0.01

-0.02

-0.05

-0.1

-0.2

-0.5

-1

COLLECTOR CURRENT : IC (A)

Fig.4 Collector-emitter saturation

voltage vs. collector current

lC/lB

=20

Ta

=100°C

Ta

=−40°C

Ta

=25°C

0.2

1

0.5

2

5 10 20

50 100 200 500 1000

1m

2m

5m

10m

20m

50m

100m

200m

500m

1

2

5

10

COLLECTOR TO EMITTER VOLTAGE : VCE (V)

Fig.5 Safe operating area

P

W

=100ms

Ta

=25°C

Single

nonrepetitive

pulse

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