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AAT2315_07 Datasheet, PDF (9/22 Pages) Advanced Analogic Technologies – Dual 600mA Step-Down Converter with Synchronization
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Electrical Characteristics
Line Regulation
(VOUT = 1.8V; L = 2.2µH)
1.0
0.5
IOUT = 0.1mA to 100mA
0.0
-0.5
-1.0
IOUT = 400mA
-1.5
-2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
Input Voltage (V)
AAT2513
Dual 600mA Step-Down
Converter with Synchronization
Line Regulation
(VOUT = 1.5V; L = 2.2µH)
2.0
1.5
1.0
IOUT = 0.1mA to 100mA
0.5
0.0
-0.5
IOUT = 400mA
-1.0
-1.5
-2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
Input Voltage (V)
Output Voltage Ripple
(VOUT = 1.8V; VIN = 3.6V; Load = 1mA)
1.85
1.80
1.75
0.2
0.1
0.0
-0.1
Time (10µs/div)
Output Voltage Ripple
(VOUT = 1.8V; VIN = 3.6V; Load = 600mA)
1.82
1.80
1.78
0.7
0.6
0.5
0.4
Time (0.2µs/div)
Input Ripple
(CIN = 2 x 10µF; VIN = 3.6V; VOUT1 = 1.8V; VOUT2 = 2.5V;
IOUT1,2 = 600mA; 0° Phase Shift; PS = Low)
3.62
3.61
3.60
3.59
LX2
4
LX1
2
0
-2
Time (0.2µs/div)
Input Ripple
(CIN = 2 x 10µF; VIN = 3.6V; VOUT1 = 1.8V;
VOUT2 = 2.5V; IOUT1,2 = 600mA; 180° Phase Shift)
3.61
3.60
3.59
LX2
4
LX1
2
0
-2
Time (0.2µs/div)
2513.2007.04.1.1
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