AAT1154
1MHz 3A Buck DC/DC Converter
Typical Characteristics
Transient Response
Transient Response
IOUT = 0 to 3.0A, VOUT = 3.3V, VIN = 5.0V
IOUT = 0 to 3.0A, VOUT = 3.3V, VIN = 5.0V
100
0
7
100
0
7
6
5
4
3
2
1
0
-1
3x 100µF 6.3V Ceramic
TDK P/N C3325X5R0J107M
2x 100 uF 6.3V Ceramic
TDK P/N C3325X5R0J107M
6
5
4
3
2
1
0
-1
-100
-200
-300
-400
-500
-600
-700
-100
-200
-300
-400
-500
-600
-700
0
100
200
300
400
500
0
100
200
300
400
500
Time (µµs)
Time (µµs)
Tantalum Transient Response
IOUT = 0 to 3.0A, VOUT = 3.3V, VIN = 5.0V
100
0
7
6
5
4
3
2
1
0
-1
-100
-200
-300
-400
-500
-600
-700
120µF 6.3V Tantalum
Vishay P/N 594D127X96R3C2T
0
100
200
300
400
500
Time (µµs)
8
1154.2003.08.0.91
ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
