SC1531ACSTR datasheet(6/11 Pages) SEMTECH

6 / 11 page

ã 2000 Semtech Corp.

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SC1531(A)

POWER MANAGEMENT

Quiescent Current vs. Main Input Voltage

vs. Junction Temperature, VAUX = 0V

Quiescent Current vs. Main Input Voltage

vs. Junction Temperature, VAUX = 3.3V

Typical Characteristics

Auxiliary Quiescent Current vs. Auxiliary Input Voltage

vs. Junction Temperature, VIN = 0V

Auxiliary Quiescent Current vs. Auxiliary Input Voltage

vs. Junction Temperature, VIN = 5V

LDO Output Voltage vs.

Junction Temperature

3.26

3.27

3.28

3.29

3.30

3.31

3.32

3.33

3.34

-25

100

125

J (°C)

IO = 200mA

VIN = 5V

0.1

0.2

0.3

0.4

0.5

0.6

0.3

0.6

0.9

1.2

1.5

1.8

2.1

2.4

2.7

3.3

3.6

VAUX (V)

-5°C

25°C

125°C

IO = 0mA

VIN = 0V

123

456

VIN (V)

-5°C

25°C

125°C

IO = 0mA

VAUX = 0V

234

VIN (V)

-5°C

25°C

125°C

IO = 0mA

VAUX = 3.3V

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.3

0.6

0.9

1.2

1.5

1.8

2.1

2.4

2.7

3.3

3.6

VAUX (V)

-5°C

25°C

125°C

IO = 0mA

VIN = 5V

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