AAT2513
Dual 600mA Step-Down
Converter with Synchronization
Electrical Characteristics
Load Transient
(5mA to 600mA; VIN = 3.6V; VOUT = 1.8V; COUT = 4.7µF)
Load Transient
(1mA to 600mA; VIN = 3.6V; VOUT = 1.8V; COUT = 10µF; CFF = 100pF)
2.0
1.8
1.6
2.8
2.3
1.8
1.3
600mA
1mA
600mA
5mA
1.0
0.5
0
0.5
0.0
-0.5
Time (40µs/div)
Time (40µs/div)
Load Transient
(450mA to 600mA; VIN = 3.6V; VOUT = 1.8V; COUT = 4.7µF)
Load Transient
(450mA to 600mA; VIN = 3.6V; VOUT = 1.8V; COUT = 10µF; CFF = 100pF
2.0
1.9
1.8
1.7
2.0
1.8
1.6
600mA
450mA
600mA
450mA
0.6
0.4
0.2
0.6
0.4
0.2
Time (20µs/div)
Time (20µs/div)
Line Transient
(VIN = 3.6V to 4.2V; VOUT = 1.8V; IOUT = 600mA; COUT = 4.7µF)
5
4
3
2
1
1.84
1.82
1.80
1.78
1.76
1.74
Time (40µs/div)
8
2513.2007.04.1.1
ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
