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AAT3194 Datasheet(PDF) 5 Page - Advanced Analogic Technologies

Part No. AAT3194
Description  High Efficiency 1.5X Fractional Charge Pump For White LED Applications
Download  14 Pages
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Maker  ANALOGICTECH [Advanced Analogic Technologies]
Homepage  http://www.analogictech.com
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AAT3194 Datasheet(HTML) 5 Page - Advanced Analogic Technologies

 
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Typical Characteristics
VIN = 3.5V, CIN = COUT = C1 = C2 = 1µF; TA = 25°C, unless otherwise noted.
Oscillator Frequency vs. Temperature
610
620
630
640
650
660
670
680
690
700
710
-40
-20
0
20
40
60
80
100
Temperature (
°C)
Shutdown Current vs. Temperature
0.001
0.010
0.100
1.000
-40
-20
0
20
40
60
80
100
Temperature (
°C)
Efficiency vs. Load Current
80
82
84
86
88
90
92
94
96
020
40
60
80
Load Current (mA)
Quiescent Current vs. Supply Voltage
0.6
0.7
0.8
0.9
1.0
1.1
1.2
3.0
3.5
4.0
4.5
5.0
5.5
Supply Voltage (V)
Efficiency vs. Supply Voltage
60
65
70
75
80
85
90
95
100
3.0
3.2
3.4
3.6
3.8
4.0
4.2
4.4
Supply Voltage (V)
80mA
60mA
40mA
30mA
20mA
Quiescent Current vs. Temperature
0.86
0.88
0.90
0.92
0.94
0.96
0.98
1.00
-40
-20
0
20
40
60
80
100
Temperature (
°C)
AAT3194
High Efficiency 1.5X Fractional Charge
Pump For White LED Applications
3194.2006.09.1.0
5


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