AAT2803 datasheet(6/16 Pages) AAT

Part #	AAT2803

Description	Six-Channel White LED Backlight Charge Pump with Flash

PDF	16 Pages

Scroll/Zoom	100%

Manufacturer	AAT [Advanced Analog Technology, Inc.]

Direct Link	http://www.aatech.com.tw

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6 / 16 page

AAT2803

Six-Channel White LED Backlight

Charge Pump with Flash

2803.2006.12.1.6

Typical Characteristics–Flash Driver Charge Pump Section

Load Response vs. Time

(100mA Load)

5ms/div

VOUT_FL

(10mV/div)

IOUT

(50mA/div)

VIN = 3.5V

Load Response vs. Time

(50mA Load)

5ms/div

VOUT_FL

(10mV/div)

IOUT

(20mA/div)

VIN = 3.5V

Start-Up Time

(100mA Load)

100

μμs/div

EN_FLSH

(1V/div)

VOUT_FL

(1V/div)

Start-Up Time

(50mA Load)

100

μμs/div

EN_FLSH

(1V/div)

VOUT_FL

(1V/div)

Maximum Current Pulse vs. Supply Voltage

(VOUT_FL = 4.5V; EN_FL = VIN; EN/SET = GND)

Supply Voltage (V)

100

150

200

250

300

350

400

450

3.0

3.1

3.2

3.3

3.4

3.5

3.6

3.7

3.8

3.9

4.0

4.1

4.2

One-shot pulse duration = 250ms

VOUT > 4.0V

Output Voltage vs. Output Current

(VOUT_FL = 4.5V; EN_FL = VIN; EN/SET = GND)

Output Current (mA)

4.40

4.44

4.48

4.52

4.56

4.60

0.1

1.0

10.0

100.0

1000.0

3.6V

3.0V

3.3V

2.7V

AAT2803 Datasheet(PDF) 6 Page - Advanced Analog Technology, Inc.

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