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AAT3123 Datasheet(PDF) 5 Page - Advanced Analogic Technologies

Part No. AAT3123
Description  High Efficiency 1X/1.5X Fractional Charge Pump for White LED Applications
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Manufacturer  ANALOGICTECH [Advanced Analogic Technologies]
Direct Link  http://www.analogictech.com
Logo ANALOGICTECH - Advanced Analogic Technologies

AAT3123 Datasheet(HTML) 5 Page - Advanced Analogic Technologies

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AAT3123/23A/24
High Efficiency 1X/1.5X Fractional Charge
Pump for White LED Applications
3123.2005.12.1.4
5
Typical Characteristics
Unless otherwise noted, V
IN = 3.5V, CIN = COUT = C1 = C2 = 1µF, TA = 25°C.
V
IH and VIL vs. VIN
0.600
0.625
0.650
0.675
0.700
0.725
0.750
0.775
0.800
0.825
0.850
2.5
3.0
3.5
4.0
4.5
5.0
5.5
Input Voltage (V)
VIH
VIL
Quiescent Current vs. Input Voltage
Input Voltage (V)
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
2.6
2.7
2.9
3.1
3.3
3.5
3.7
3.9
4.1
4.3
4.5
4.7
4.9
5.1
VDIODE = 3.0V
VDIODE = 3.2V
VDIODE = 3.4V
I
DIODE vs. Input Voltage
(4x10mA)
Input Voltage (V)
35
40
45
2.7
2.9
3.1
3.3
3.5
3.7
3.9
4.1
4.3
4.5
4.7
4.9
5.1
VDIODE = 3.0V
VDIODE = 3.2V
VDIODE = 3.4V
I
DIODE vs. Input Voltage
(4x20mA)
Input Voltage (V)
60
65
70
75
80
85
2.7
2.9
3.1
3.3
3.5
3.7
3.9
4.1
4.3
4.5
4.7
4.9
5.1
VDIODE = 3.0V
VDIODE = 3.2V
VDIODE = 3.4V
Efficiency vs. Input Voltage
(4x10mA)
Input Voltage (V)
50
55
60
65
70
75
80
85
90
95
100
2.7
2.9
3.1
3.3
3.5
3.7
3.9
4.1
4.3
4.5
4.7
4.9
5.1
VDIODE = 3.2V
VDIODE = 3.4V
VDIODE = 3.0V
Efficiency vs. Input Voltage
(4x20mA)
Input Voltage (V)
50
55
60
65
70
75
80
85
90
95
100
2.7
2.9
3.1
3.3
3.5
3.7
3.9
4.1
4.3
4.5
4.7
4.9
5.1
VDIODE = 3.0V
VDIODE = 3.2V
VDIODE = 3.4V


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