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| AAT2789 Datasheet, PDF (5/22 Pages) Advanced Analogic Technologies – Low Noise, High Frequency Dual Step-Down Converter | |||
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SystemPowerTM
PRODUCT DATASHEET
AAT2789
Low Noise, High Frequency Dual Step-Down Converter
Typical Characteristics â Channel 1
100
90
80
70
60
50
40
30
0.1
Efficiency vs. Output Current
(VOUT = 3.3V)
VIN = 3.6V
VIN = 4.2V
VIN = 5V
1
10
100
1000
10000
Output Current (mA)
Load Regulation vs. Output Current
(VOUT = 3.3V)
1.0
0.5
0.0
-0.5
-1.0
0.1
VIN = 3.6V
VIN = 4.2V
VIN = 5V
1
10
100
1000
10000
Output Current (mA)
100
90
80
70
60
50
40
30
0.1
Efficiency vs. Output Current
(VOUT = 1.8V)
VIN = 2.7V
VIN = 3.6V
VIN = 4.2V
1
10
100
1000
10000
Output Current (mA)
Load Regulation vs. Output Current
(VOUT = 1.8V)
1.0
0.5
0.0
-0.5
-1.0
0.1
VIN = 2.7V
VIN = 3.6V
VIN = 4.2V
1
10
100
1000
10000
Output Current (mA)
100
90
80
70
60
50
40
30
0.1
Efficiency vs. Output Current
(VOUT = 1.2V)
VIN = 2.7V
VIN = 3.6V
VIN = 4.2V
1
10
100
1000
10000
Output Current (mA)
Load Regulation vs. Output Current
(VOUT = 1.2V)
1.0
VIN = 2.7V
VIN = 3.6V
0.5
VIN = 4.2V
0.0
-0.5
-1.0
0.1
1
10
100
1000
Output Current (mA)
10000
2789.2008.03.1.0
www.analogictech.com
5
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