PRODUCT DATASHEET
AAT1160
SwitchRegTM
12V, 3A Step-Down DC/DC Converter
Typical Characteristics
Load Transient
(VOUT = 5.0V; CFF = 100pF; IOUT = 10mA to 3A;
CIN = 10µF; COUT = 22µF; L = 3.8µH)
SYNC Mode
(VOUT = 5.0V; CFF = 100pF; SYNC = 1.4MHz;
IOUT = 3A; CIN = 10µF; COUT = 22µF; L = 3.8µH)
6
5
4
3
2
1
0
6
5
4
3
2
1
0
8
6
4
2
0
40
30
20
10
0
ILOAD
ILX
Time (100µs/div)
Time (200ns/div)
SYNC Mode
(VOUT = 5.0V; CFF = 100pF; SYNC = 500kHz;
IOUT = 3A; CIN = 10µF; COUT = 2x22µF; L = 3.8µH)
VOUT vs. Temperature
(VOUT = 3.3V; ILOAD = 1.5A)
1
8
40
0.8
0.6
0.4
0.2
0
6
4
2
0
30
20
10
0
-0.2
-0.4
-0.6
-0.8
-40 -30 -20 -10
0
10 20 30 40 50 60 70 80 90
Temperature (°C)
Time (500ns/div)
w w w . a n a l o g i c t e c h . c o m
8
1160.2007.11.1.1
ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
