AAT3190 データシートの表示（PDF） - Advanced Analogic Technologies

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AAT3190

Positive/Negative Charge Pump for Voltage Bias

Advanced Analogic Technologies 

AAT3190

Positive/Negative Charge Pump for Voltage Bias

Typical Characteristics

Output Ripple

(VPOS = 12.3V; IPOS = 5mA; VNEG = 7.2V; INEG = 10mA)

VPOS

(10mV/div)

VNEG

(10mV/div)

Time (500ns/div)

Positive Output Voltage vs. Load Current

(T = 85°C)

12.4

VIN = 5.0V

12.2

12

11.8

11.6

11.4

0

10

20

30

40

IPOS (mA)

Negative Output Voltage vs. Load Current

(T = 85°C)

-6.5

VIN = 5.0V

-6.75

-7

-7.25

-7.5

-7.75

-8

0

10

20

30

40

INEG (mA)

AAT3190 Reference Under-Voltage Threshold

(120µF capacitor placed across REF to limit rate of rise

of REF for test purposes only)

SHDN

(2V/div)

0.5V

REF

(0.2V/div)

DRVN

(2V/div)

Time (500ns/div)

3190.2006.01.1.2

7

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