AAT1130 Просмотр технического описания (PDF) - Analog Technology Inc
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AAT1130 Datasheet PDF : 19 Pages
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SwitchRegTM
Typical Characteristics
100
90
80
70
60
50
40
30
20
10
0
0.0001
Efficiency vs. Load Current
(VOUT = 1V)
0.001
0.01
Load Current (A)
VIN = 2.7V
VIN = 3.6V
VIN = 4.2V
VIN = 5V
VIN = 5.5V
0.1
1
PRODUCT DATASHEET
AAT1130
2.5MHz 500mA Step-Down DC/DC Converter
Output Voltage Error vs. Load Current
(VOUT = 1V)
2
1.5
1
0.5
0
-0.5
-1
-1.5
-2
-2.5
-3
0.0001
VIN = 2.7V
VIN = 3.6V
VIN = 4.2V
VIN = 5V
VIN = 5.5V
0.001
0.01
0.1
1
Load Current (A)
1
0.75
0.5
0.25
0
-0.25
-0.5
-0.75
-1
2.7
Line Regulation
(VOUT = 1V)
IOUT = 1mA
IOUT = 10mA
IOUT = 100mA
IOUT = 300mA
IOUT = 500mA
3.2
3.7
4.2
4.7
5.2
5.7
Input Voltage (V)
100
90
80
70
60
50
40
30
20
10
0
0.0001
Efficiency vs. Load Current
(VOUT = 1.8V)
0.001
VIN = 2.7V
VIN = 3.6V
VIN = 4.2V
VIN = 5V
VIN = 5.5V
0.01
0.1
1
Load Current (A)
Output Voltage Error vs. Load Current
(VOUT = 1.8V)
1
0.5
0
-0.5
-1
-1.5
VIN = 2.7V
VIN = 3.6V
-2
VIN = 4.2V
-2.5
VIN = 5V
VIN = 5.5V
-3
0.0001
0.001
0.01
0.1
1
Load Current (A)
1
0.75
0.5
0.25
0
-0.25
-0.5
-0.75
-1
2.7
Line Regulation
(VOUT = 1.8V)
IOUT = 1mA
IOUT = 10mA
IOUT = 100mA
IOUT = 300mA
3.2
3.7
4.2
4.7
5.2
5.7
Input Voltage (V)
1130.2008.08.1.1
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