Technical Note

3/11

BA6247FP-Y,BA6238A

www.rohm.com

2011.05 - Rev.B

© 2011 ROHM Co., Ltd. All rights reserved.

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Electrical characteristic curves (Reference data)

Fig.1 Supply current

Fig.2

Supply current

(BA6247FP-Y)

(BA6238A)

Fig.3 Output high voltage

Fig.4

Output high voltage

(BA6247FP-Y)

(BA6238A)

Fig.5 Output low voltage

Fig.6

Output low voltage

(BA6247FP-Y)

(BA6238A)

Fig.7 Thermal derating curve

Fig.8

Thermal derating curve

(BA6247FP-Y, HSOP25)

(BA6238A, HSIP10)

4

6

8

10

12

14

16

8

10

1214

1618

Supply Voltage: Vcc [V]

-25℃

25℃

75℃

6

8

10

12

14

16

18

8

1012

14

1618

Supply Voltage: Vcc [V]

75℃

25℃

-25℃

7.0

7.5

8.0

8.5

0

0.2

0.4

0.6

0.8

1

Output Current: Iout [A]

75℃

25℃

-20℃

8

9

10

11

12

0

0.4

0.8

1.2

1.6

Output Current: Iout [A]

75℃

25℃

-25℃

0.0

0.3

0.6

0.9

1.2

1.5

0

0.2

0.4

0.6

0.8

1

Output Current: Iout [A]

-25℃

25℃

75℃

0.0

0.4

0.8

1.2

1.6

0

0.4

0.8

1.2

1.6

Output Current: Iout [A]

-25℃

25℃

75℃

0

1

2

3

0

25

50

75

100

125

150

AMBIENT TEMPERATURE [°C]

i) 2.0W

i) Without heat sink

0

1

2

3

0

25

50

75

100

125

150

AMBIENT TEMPERATURE [°C]

i)0.85W

ii)1.45W

ii) Mounted on ROHM standard PCB

(70mm x 70mm x 1.6mm FR4 glass-epoxy board)

i) Package only