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AAT3141 Datasheet(PDF) 5 Page - Advanced Analog Technology, Inc.

Part No. AAT3141
Description  High Efficiency 1X/1.5X/2X Charge Pump for White LED Applications
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Maker  AAT [Advanced Analog Technology, Inc.]
Homepage  http://www.aatech.com.tw
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AAT3141 Datasheet(HTML) 5 Page - Advanced Analog Technology, Inc.

 
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AAT3141
High Efficiency 1X/1.5X/2X Charge Pump
for White LED Applications
3141.2007.03.1.3
5
Typical Characteristics
Unless otherwise noted, V
IN = 3.5V, CIN = CCP = C1 = C2 = 1µF, TA = 25°C.
Efficiency vs. Input Voltage
(D1 = 3.5V; D2 = 3.3V; D3 = 3.2V; D4 = 3.0V)
Input Voltage (V)
30
40
50
60
70
80
90
100
2.9
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
Code 32
Code 28
Code 26
Input Voltage (V)
30
40
50
60
70
80
90
100
2.9
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
Efficiency vs. Input Voltage
(Code 26)
3.5VF
3.0VF
Input Voltage (V)
30
40
50
60
70
80
90
100
2.9
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
Code 32
Code 28
Code 26
Efficiency vs. Input Voltage
(D1-D2 = 3.5V; D3-D4 = 3.2V)


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