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AAT2806 Datasheet(PDF) 5 Page - Advanced Analog Technology, Inc.

Part No. AAT2806
Description  Dual High Efficiency Charge Pump for White LED and Flash Applications
Download  16 Pages
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Manufacturer  AAT [Advanced Analog Technology, Inc.]
Direct Link  http://www.aatech.com.tw
Logo AAT - Advanced Analog Technology, Inc.

AAT2806 Datasheet(HTML) 5 Page - Advanced Analog Technology, Inc.

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Typical Characteristics– Flash Driver Charge Pump Section
Load Response vs. Time
(100mA Load)
Time (5ms/div)
VOUT_FL
(10mV/div)
IOUT
(50mA/div)
VIN = 3.5V
Load Response vs. Time
(50mA Load)
Time (5ms/div)
VOUT_FL
(10mV/div)
IOUT
(20mA/div)
VIN = 3.5V
Start-Up Time
(100mA Load)
Time (100µs/div)
EN_FLSH
(1V/div)
VOUT_FL
(1V/div)
Start-Up Time
(50mA Load)
Time (100µs/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)
0
50
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
AAT2806
Dual High Efficiency Charge Pump
for White LED and Flash Applications
2806.2006.04.1.8
5


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