Technical Note

3/11

www.rohm.com

2011.03 - Rev.A

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

BD00D0AWHFP

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Electrical characteristic curves (Reference data)

(The resistor of between ADJ and Vo =56.7kΩ,ADJ and GND =10kΩ)

0

3

6

9

12

15

18

0 2 4 6 8 1012 14161820 2224

SUPPLY VOLTAGE : Vcc [V]

0

10

20

30

40

50

60

70

80

10

100

1000

10000

100000 1000000

FREQUENCY: f [Hz]

0

1

2

3

4

5

6

-40

-20

0

20

40

60

80

100

AMBIENT TEMPERATURE : Ta [℃]

0

1

2

3

4

5

6

0 2 4 6 8 10 12 14 16 18 20 22 24

0

10

20

30

40

50

60

70

80

90

100

0 2468 10 12 14 16 18 20 22 24

0

1

2

3

4

5

6

0246 8 10 12 14 16 18 20 22 24

SUPPLY VOLTAGE : Vcc [V]

0.0

0.2

0.4

0.6

0.8

1.0

0

400

800

1200

1600

2000

OUTPUT CURRENT : Io [mA]

0

1

2

3

4

5

6

02468 10 12 14 16 18 20 22 24

SUPPLY VOLTAGE : Vcc [V]

0.0

0.2

0.4

0.6

0.8

1.0

0 2 4 6 8 10 12 14 16 18 20 22 24

SUPPLY VOLTAGE: Vcc [V]

0

100

200

300

400

500

600

700

800

0

400

800

1200

1600

2000

OUTPUT CURRENT : Io [mA]

0

1

2

3

4

5

6

0

600

1200

1800

2400

3000

OUTPUT CURRENT : Io [mA]

0

1

2

3

4

5

6

130

140

150

160

170

180

190

AMBIENT TEMPERATURE : Ta [℃]

Fig.12 Thermal Shutdown

Circuit Characteristics

Fig.1 Circuit Current

Fig.2 Shut Down Current

Fig.3 Line Regulation

(Io=0mA)

Fig.4 Line Regulation

(Io=1000mA)

Fig.5 Load Regulation

Fig.6 Dropout Voltage

(Vcc＝4.75V)

(lo=0mA→2000mA)

Fig.7 Ripple Rejection

Fig.8 Output Voltage

Temperature Characteristics

Fig.10 CTL Voltage vs CTL Current

Fig.11 CTL Voltage vs Output Voltage

Fig.9 Circuit Current