AAT2603_08 Datasheet, PDF (9/26 Pages) Advanced Analogic Technologies – Total Power Solution for Portable Applications

PRODUCT DATASHEET
AAT2603
Total Power Solution for Portable Applications
Typical Characteristics—DC-DC2 (Buck2)
100
90
80
70
60
50
40
30
20
10
0
0.1
Efficiency vs. Output Current
(V_OUTB2 = 1.3V; L = 1.5µH)
VIN = 5V
VIN = 4.2V
VIN = 3.6V
VIN = 2.7V
1
10
100
1000
Output Current (mA)
100
90
80
70
60
50
40
30
20
10
0
0.1
Efficiency vs. Output Current
(V_OUTB2 = 1V; L = 1.2µH)
VIN = 5V
V_IN = 4.2V
VIN = 3.6V
VIN = 2.7V
1
10
100
1000
Output Current (mA)
0.4
0.2
0
-0.2
-0.4
0.1
Load Regulation
(V_OUTB2 = 1.3V; L = 1.5µH)
VIN = 5V
V_IN = 4.2V
VIN = 3.6V
V_IN = 2.7V
1
10
100
1000
Output Current (mA)
0.4
0.2
0
-0.2
-0.4
0.1
Load Regulation
(V_OUTB2 = 1V; L = 1.2µH)
VIN = 5V
VIN = 4.2V
VIN = 3.6V
V_IN = 2.7V
1
10
100
1000
10000
Output Current (mA)
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
2.7
Line Regulation
(V_OUTB2 = 1.3V; L = 1.5µH)
IOUT = 600mA
IOUT = 300mA
IOUT = 100mA
IOUT = 10mA
IOUT = 1mA
IOUT = 0.1mA
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Input Voltage (V)
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
2.7
3.1
Line Regulation
(V_OUTB2 = 1V; L = 1.2µH)
IOUT = 600mA
IOUT = 300mA
IOUT = 100mA
IOUT = 10mA
IOUT = 1mA
IOUT = 0.1mA
3.5
3.9
4.3
4.7
Input Voltage (V)
5.1
5.5
2603.2008.10.1.2
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