AAT1123IJS-0.6-T1 View Datasheet(PDF) - Advanced Analogic Technologies
Part Name
Description
MFG CO.
AAT1123IJS-0.6-T1 Datasheet PDF : 20 Pages
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Typical Characteristics
Load Transient Response
(30mA - 300mA; VIN = 3.6V; VOUT = 1.5V; C1 = 22μF)
1.65
1.60
1.5
1.55
1.3
1.50
1.45
300mA
1.1
1.40
1.35
30mA
0.9
1.30
0.7
1.25
0.5
1.20
1.15
0.3
1.10
1.05
0.1
1.00
-0.1
Time (25μs/div)
AAT1123
1MHz Step-Down Converter
Load Transient Response
(30mA - 300mA; VIN = 3.6V; VOUT = 2.5V; C1 = 22μF)
2.65
1.5
2.55
1.3
2.45
300mA
1.1
30mA
0.9
2.35
0.7
2.25
0.5
0.3
2.15
0.1
2.05
-0.1
Time (25μs/div)
Line Transient
(VOUT = 2.5V @ 500mA)
2.60
7.0
2.55
6.5
2.50
6.0
2.45
5.5
2.40
5.0
2.35
2.30
4.5
2.25
4.0
2.20
3.5
2.15
3.0
Time (25μs/div)
Output Ripple
(VIN = 3.6V; VOUT = 1.8V; 400mA)
40
0.9
20
0.8
0
0.7
-20
0.6
-40
0.5
-60
0.4
-80
0.3
-100
0.2
-120
0.1
Time (250ns/div)
2
1.5
1
0.5
0
-0.5
-1
2.5
Line Regulation
(VOUT = 1.5V)
IOUT = 600mA
IOUT = 100mA
IOUT = 10mA
3
3.5
4
4.5
5
5.5
6
Input Voltage (V)
Soft Start
(VIN = 3.6V; VOUT = 1.5V; L = 4.7μH)
4.0
3.5
3.0
3.0
2.0
2.5
1.0
2.0
0.0
1.5
-1.0
1.0
-2.0
0.5
-3.0
0.0
-4.0
-0.5
Time (50μs/div)
1123.2006.05.1.5
7
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