AAT2510
Dual 400mA, 1MHz Step-Down DC-DC Converter
Typical Channel Characteristics
Efficiency vs. Load
(VOUT = 2.5V; L = 4.7µH)
Load Regulation
(VOUT = 2.5V; L = 4.7µH)
100
90
80
70
60
2.0
1.0
VIN = 3.3V
VIN = 3.0V
VIN = 3.0V
VIN = 3.6V
0.0
VIN = 3.3V
-1.0
-2.0
VIN = 3.6V
0.1
1.0
10
100
1000
0.1
1.0
10
100
1000
1000
100
Output Current (mA)
Output Current (mA)
Efficiency vs. Load
(VOUT = 1.8V; L = 4.7µH)
DC Regulation
(VOUT = 1.8V; L = 4.7µH)
100
90
80
70
60
50
2.0
1.0
VIN = 3.6V
VIN = 2.7V
VIN = 4.2V
0.0
VIN = 4.2V
VIN = 2.7V
-1.0
-2.0
VIN = 3.6V
0.1
1.0
10
100
1000
0.1
1.0
10
100
Output Current (mA)
Output Current (mA)
Frequency vs. Input Voltage
(VOUT = 1.8V)
Output Voltage Error vs. Temperature
(VIN = 3.6V; VO = 1.5V)
2.0
1.0
1.0
0.5
0.0
-0.5
-1.0
-1.5
-2.0
0.0
-1.0
-2.0
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
-40
-20
0
20
40
60
80
Input Voltage (V)
Temperature (°°C)
2510.2005.08.1.5
5
ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
