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AAT1151 Datasheet(PDF) 5 Page - Advanced Analogic Technologies

Part No. AAT1151
Description  850kHz 700mA Synchronous Buck DC/DC Converter
Download  16 Pages
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Maker  ANALOGICTECH [Advanced Analogic Technologies]
Homepage  http://www.analogictech.com
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AAT1151 Datasheet(HTML) 5 Page - Advanced Analogic Technologies

 
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Typical Characteristics
Load and Line Regulation
Load Current (mA)
-3.0
-2.0
-1.0
0.0
1.0
2.0
3.0
1
10
100
1000
VIN = 3.6V
VIN = 4.2V
VIN = 2.7V
Output Voltage vs. Temperature
1.78
1.782
1.784
1.786
1.788
1.79
1.792
1.794
-40
-20
0
20
40
60
80
100
Temperature (
°°C)
Frequency vs. Input Voltage
850
860
870
880
890
2.5
3
3.5
4
4.5
5
5.5
Input Voltage (V)
No Load Supply Current vs. Input Voltage
2.5
3
3.5
4
4.5
5
5.5
Input Voltage (V)
0
50
100
150
200
250
300
T = 85
°C
T = -40
°C
T = 25
°C
Efficiency vs. Load Current
(VOUT = 1.8V)
50
60
70
80
90
100
1
10
100
1000
Load Current (mA)
2.7V
3.6V
4.2V
Efficiency vs. Load Current
(VOUT = 2.5V; L = 4.2
μμH)
Output Current (mA)
50
60
70
80
90
100
1
10
100
1000
AAT1151
850kHz 700mA Synchronous
Buck DC/DC Converter
1151.2007.01.1.6
5


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