AAT1146IJS-1.2-T1 View Datasheet(PDF) - Analog Technology Inc
Part Name
Description
MFG CO.
'AAT1146IJS-1.2-T1' PDF : 20 Pages View PDF
SwitchRegTM
Typical Characteristics
Efficiency vs. Load
(VOUT = 1.8V; L = 4.7μH)
100
VIN = 2.7V
90
80
VIN = 3.6V VIN = 4.2V
70
60
50
0.1
1
10
100
1000
Output Current (mA)
Efficiency vs. Load
(VOUT = 2.5V; L = 6.8μH)
100
VIN = 2.7V
90
80
VIN = 5.0V
VIN = 4.2V
70
VIN = 3.6V
60
50
0.1
1
10
100
1000
Output Current (mA)
Efficiency vs. Load
(VOUT = 3.3V; L = 6.8μH)
100
VIN = 3.6V
90
VIN = 4.2V
80
VIN = 5.0V
70
60
50
0.1
1
10
100
1000
Output Current (mA)
PRODUCT DATASHEET
AAT1146
Fast Transient 400mA Step-Down Converter
1.0
0.5
0.0
-0.5
-1.0
0.1
DC Regulation
(VOUT = 1.8V)
VIN = 4.2V
VIN = 3.6V
VIN = 2.7V
1
10
100
1000
Output Current (mA)
1.0
0.5
0.0
-0.5
-1.0
0.1
DC Regulation
(VOUT = 2.5V)
VIN = 4.2V
VIN = 5.0V
VIN = 3.6V
VIN = 3.0V
1
10
100
1000
Output Current (mA)
Efficiency vs. Load
(VOUT = 3.3V; L = 6.8μH)
100
VIN = 3.6V
90
VIN = 4.2V
80
VIN = 5.0V
70
60
50
0.1
1
10
100
1000
Output Current (mA)
1146.2008.06.1.6
www.analogictech.com
5
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