AAT1151 View Datasheet(PDF) - Advanced Analogic Technologies
Part Name
Description
MFG CO.
'AAT1151' PDF : 16 Pages View PDF
Typical Characteristics
Switching Frequency vs. Temperature
1200
1000
800
600
400
200
0
-40
-20
0
20
40
60
Temperature (°C)
80
100
Line Transient Response 1.8V, 50mA
Circuit of Figure 1
4.4
120
4.2
100
4
80
3.8
60
3.6
40
3.4
20
3.2
0
3
-20
2.8
-40
Time (20μs/div)
AAT1151
850kHz 700mA Synchronous
Buck DC/DC Converter
Output Ripple 1.8V, 50mA, VIN = 3.6V
Circuit of Figure 1
20
1.4
10
1.2
0
1
-10
0.8
-20
0.6
-30
0.4
-40
0.2
-50
0
-60
-0.2
Time (2μs/div)
Output Ripple 1.8V, 0.7A, VIN = 3.6V
Circuit of Figure 1
20
3.5
10
3
0
2.5
-10
2
-20
1.5
-30
1
-40
0.5
-50
0
-60
-0.5
Time (2μs/div)
Line Transient Response 1.8V, 0.7A
Circuit of Figure 1
4.4
120
4.2
100
4
80
3.8
60
3.6
40
3.4
20
3.2
0
3
-20
2.8
-40
Time (20μs/div)
Load Transient Response 50mA to 0.7A
VIN = 3.6V − Circuit of Figure 1
40
3.5
20
3
0
2.5
-20
2
-40
1.5
-60
1
-80
0.5
-100
0
-120
-0.5
Time (200μs/div)
6
1151.2007.01.1.6
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