AAT2856INJ-EE-T1 datasheet(9/22 Pages) ANALOGICTECH

Part #	AAT2856INJ-EE-T1

Description	High Current Charge Pump with Dual LDO for BacklightApplications

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Manufacturer	ANALOGICTECH [Advanced Analogic Technologies]

Direct Link	http://www.analogictech.com

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AAT2856

High Current Charge Pump with

Dual LDO for BacklightApplications

2856.2007.06.1.0

9

Typical Characteristics

LDOs A and B Load Transient Response

(10mA to 200mA Load Step)

Time (50µs/div)

IOUT

(100mA/div)

VOUT

(AC Coupled)

(100mV/div)

IOUT = 200mA

LDOs A and B Dropout Characteristics

Input Voltage (V)

2.0

2.2

2.4

2.6

2.8

3.0

3.2

2.7

2.8

2.9

3.0

3.1

3.2

IOUT = 200mA

IOUT = 100mA

LDOs A and B Line Transient Response

(10mA Load)

Time (50µs/div)

VIN

(250mV/div)

VOUT

(AC Coupled)

(20mV/div)

VIN = 3.1V

VIN = 3.6V

LDOs A and B Line Regulation

Input Voltage (V)

-1.0

-0.5

0

0.5

1.0

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

OUTA

OUTB

LDOs A and B Output Voltage

vs. Temperature

Temperature (°C)

-1.5

-1

-0.5

0

0.5

1

1.5

-40

-15

10

35

60

85

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AAT2856INJ-EE-T1 Datasheet(PDF) 9 Page - Advanced Analogic Technologies

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