AAT1110
Fast Transient 800mA Step-Down Converter
Typical Characteristics
Load Transient Response
(1mA to 600mA; VIN = 3.6V; VOUT = 1.8V;
C1 = 10µF)
Load Transient Response
(600mA to 800mA; VIN = 3.6V; VOUT = 1.8V;
C1 = 10µF)
2.0
1.9
1.8
1.7
2.5
2.0
1.5
0.8
0.7
0.5
0.0
-0.5
0.6
0.5
0.4
Time (50µs/div)
Time (50µs/div)
Load Transient Response
(1mA to 600mA; VIN = 3.6V; VOUT = 1.8V;
C1 = 10µF; CFF = 100pF)
Load Transient Response
(600mA to 800mA; VIN = 3.6V; VOUT = 1.8V;
C1 = 22µF)
2.0
1.9
1.8
1.7
2.2
2.0
1.8
1.6
0.8
0.7
0.6
0.5
0.4
0.5
0.0
-0.5
Time (50µs/div)
Time (50µs/div)
Load Transient Response
(1mA to 600mA; VIN = 3.6V; VOUT = 1.8V;
C1 = 22µF; CFF = 100pF)
Load Transient Response
(600mA to 800mA; VIN = 3.6V; VOUT = 1.8V;
C1 = 10µF; CFF = 100pF)
2.2
2.0
1.8
2.0
1.9
1.8
1.7
0.8
0.7
0.6
0.5
0.4
0.5
0.0
-0.5
Time (50µs/div)
Time (50µs/div)
1110.2006.04.1.0
7
ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
