PRODUCT DATASHEET
AAT1160
SwitchRegTM
12V, 3A Step-Down DC/DC Converter
Typical Characteristics
Efficiency vs. Load Current
(VOUT = 5V)
Load Regulation
(VOUT = 5V)
100
90
0.5
0.4
6V
0.3
80
70
0.2
8.4V
60
0.1
13.2V
50
0
8.4V
10V
40
30
20
10
0
-0.1
12V
-0.2
10V
12V
6V
-0.3
-0.4
13.2V
-0.5
0.0001
0.001
0.01
0.1
1
10
0.0001
0.001
0.01
0.1
1
10
Output Current (A)
Output Current (A)
Efficiency vs. Load Current
(VOUT = 5V; PWM Mode)
Load Regulation
(VOUT = 5V; PWM Mode)
0.5
0.4
0.3
100
90
80
70
60
50
40
30
20
10
0
13.2V
6V
0.2 10V 12V
8.4V
0.1
0
8.4V
-0.1
-0.2
-0.3
-0.4
-0.5
12V
6V
13.2V
10V
0.0001
0.001
0.01
0.1
1
10
0.0001
0.001
0.01
0.1
1
10
Output Current (A)
Output Current (A)
Efficiency vs. Load Current
(VOUT = 3.3V)
Load Regulation
(VOUT = 3.3V)
0.6
100
90
80
70
60
50
40
30
20
10
0
8.4V
0.4
0.2
12V
5V
10V
0.0
13.2V
-0.2
-0.4
-0.6
5V
13.2V
10V
8.4V
1
10
100
1000
10000
0.0001
0.001
0.01
0.1
1
10
Output Current (A)
Output Current (mA)
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1160.2007.11.1.1
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ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
