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| AAT2512 Datasheet, PDF (5/20 Pages) Advanced Analogic Technologies – Dual 400mA High Frequency Buck Converter | |||
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AAT2512
Dual 400mA High Frequency Buck Converter
Typical Characteristics
EN1 = VIN; EN2 = GND.
Efficiency vs. Load
(VOUT = 1.8V; L = 4.7μH)
100
VIN = 2.7V
90
80
VIN = 3.6V VIN = 4.2V
70
60
50
0.1
1
10
100
1000
Output Current (mA)
1.0
0.5
0.0
-0.5
-1.0
0.1
DC Regulation
(VOUT = 1.8V)
VIN = 4.2V
VIN = 3.6V
VIN = 2.7V
1
10
100
1000
Output Current (mA)
Efficiency vs. Load
(VOUT = 2.5V; L = 6.8μH)
100
VIN = 2.7V
90
80
VIN = 5.0V
VIN = 4.2V
70
VIN = 3.6V
60
50
0.1
1
10
100
1000
Output Current (mA)
1.0
0.5
0.0
-0.5
-1.0
0.1
DC Regulation
(VOUT = 2.5V)
VIN = 4.2V
VIN = 5.0V
VIN = 3.6V
VIN = 3.0V
1
10
100
1000
Output Current (mA)
Efficiency vs. Load
(VOUT = 3.3V; L = 6.8μH)
100
VIN = 3.6V
90
VIN = 4.2V
80
VIN = 5.0V
70
60
50
0.1
1
10
100
1000
Output Current (mA)
1.0
0.5
0.0
-0.5
-1.0
0.1
DC Regulation
(VOUT = 3.3V; L = 6.8µH)
VIN = 5.0V
VIN = 4.2V
VIN = 3.6V
1
10
100
1000
Output Current (mA)
2512.2006.06.1.4
5
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