BU6655NUX datasheet(6/22 Pages) ROHM

Part #	BU6655NUX

Description	3ch CMOS LDO Regulators

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Manufacturer	ROHM [Rohm]

Direct Link	http://www.rohm.com

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Technical Note

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www.rohm.com

2011.03 - Rev.E

BU6650NUX,BU6651NUX,BU6652NUX,BU6653NUX,BU6654NUX,BU6655NUX

Fig. 11 Output Voltage

Fig. 12 Line Regulation

●

Reference data total device (Ta=25ºC unless otherwise specified.)

●

Reference data Vo=3.3V (Ta=25ºC unless otherwise specified.)

Fig. 9 Istby vs Temp (STBY)

-0.100

0.000

0.100

0.200

0.300

0.400

0.500

0.600

0.700

0.800

0.900

1.000

-40

-15

10

35

60

85

Temp. (°C)

VIN=3.8V

STBY=0V

Fig. 6 Iin1 vs. Temp

Fig. 7 Iin2 vs. Temp

Fig. 8 Iin3 vs. Temp

Fig. 10 STBY Threshold

0.00

0.50

1.00

1.50

2.00

2.50

3.00

3.50

00.5

11.5

STBY Voltage (V)

VIN=3.8V

Temp.=85°C

Temp.=25°C

Temp.=-40°C

0.00

10.00

20.00

30.00

40.00

50.00

-40

-15

10

35

60

85

Temp (°C)

0.00

20.00

40.00

60.00

80.00

100.00

-40

-15

10

35

60

85

Temp (°C)

0.00

30.00

60.00

90.00

120.00

150.00

-40

-15

10

35

60

85

Temp (°C)

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

00.511.5

2

2.533.544.555.5

Vin Voltage (V)

IO=0uA

IO=100uA

IO=50mA

IO=200mA

Temp.=25°C

VIN = STBY

3.25

3.26

3.27

3.28

3.29

3.30

3.31

3.32

3.33

3.34

3.35

3.2

3.3

3.4

3.5

3.6

3.7

Vin Voltage (V)

IO=0uA

IO=100uA

IO=50mA

IO=200mA

Temp=25°C

VIN = STBY

0

20

40

60

80

100

00.5

1

1.522.533.5

4

4.555.5

Vin Voltage (V)

Temp.=-40°C

Temp.=25°C

Temp.=85°C

IO=0uA

VIN = STBY

0.00

0.05

0.10

0.15

0.20

0.25

0.30

0.35

0

0.05

0.1

0.15

0.2

Output Current (A)

VIN=0.98 x VOUT

STBY = 1.5V

Temp.=-40°C

Temp.=25°C

Temp.=85°C

0

2

4

6

8

10

0

0.5

1

1.522.533.5

4

4.555.5

VSTBY Voltage (V)

VIN = STBY

Temp.=85°C

Temp.=25°C

Temp.=-40°C

40

50

60

70

80

90

100

110

120

0

0.05

0.1

0.15

0.2

Output Current (A)

VIN = 4.3V

STBY = 1.5V

Temp.=85°C

Temp.=25°C

Temp.=-40°C

Fig. 13 Circuit Current IGND

Fig. 15 STBY Input Current

Fig. 16 IOUT - IGND

Fig. 14 Dropout Voltage

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