AAT1155
1MHz 2.5A Step-Down DC/DC Converter
Typical Characteristics
Transient Response
(I
OUT
= 0 to 3.0A; V
OUT
= 3.3V; V
IN
= 5.0V)
3.40
3.30
7
6
2x 100µF 6.3V Ceramic
TDK P/N C3325X5R0J107M
Vishay GRM43SR60J107ME20L
Transient Response
(I
OUT
= 0 to 3.0A; V
OUT
= 3.3V; V
IN
= 5.0V)
3.40
3.30
7
6
3x 100µF 6.3V Ceramic
TDK P/N C3325X5R0J107M
Vishay GRM43SR60J107ME20L
Inductor Current
(bottom) (A)
Inductor Current
(bottom) (A)
Output Voltage
(top) (mV)
3.20
3.10
3.00
2.90
2.80
2.70
2.60
0
100
200
Output Voltage
(top) (mV)
5
4
3
2
1
0
-1
3.20
3.10
3.00
2.90
2.80
2.70
2.60
0
100
200
5
4
3
2
1
0
-1
300
400
500
300
400
500
Time (µs)
µ
Time (µs)
µ
8
1155.2005.11.1.6