AAT1110 AAT, AAT1110 Datasheet - Page 5

• Manufacturer Part Number: AAT1110
• Description: Fast Transient 800mA Step-Down Converter
• Manufacturer: AAT

Typical Characteristics
1110.2006.04.1.0
100
100
100
90
80
70
60
50
90
80
70
60
50
90
80
70
60
50
0.1
0.1
0.1
V
V
V
IN
IN
IN
= 2.7V
= 3.6V
= 3.0V
V
1
IN
Efficiency vs. Load
Efficiency vs. Load
1
Efficiency vs. Load
1
(V
(V
(V
V
= 3.6V
IN
V
OUT
OUT
OUT
Output Current (mA)
Output Current (mA)
Output Current (mA)
IN
= 4.2V
= 3.6V
= 1.8V; L = 4.7µH)
= 2.5V; L = 6.8µH)
= 3.3V; L = 6.8µH)
V
IN
= 4.2V V
V
10
10
10
IN
V
= 5.0V
IN
= 4.2V
IN
= 5.0V
100
100
100
Fast Transient 800mA Step-Down Converter
1000
1000
1000
-0.5
-1.0
-0.5
-1.0
-1.5
-2.0
-0.5
-1.0
1.0
0.5
0.0
2.0
1.5
1.0
0.5
0.0
1.0
0.5
0.0
0.1
0.1
0.1
V
V
V
IN
IN
IN
V
= 5.0V
= 4.2V
IN
= 3.6V
V
= 4.2V
IN
= 3.6V
1
1
1
(V
OUT
DC Regulation
Output Current (mA)
DC Regulation
Output Current (mA)
DC Regulation
Output Current (mA)
(V
(V
= 3.3V; L = 6.8µH)
OUT
OUT
= 1.8V)
= 2.5V)
10
10
10
AAT1110
V
V
V
IN
100
V
100
100
IN
IN
IN
= 5.0V
= 4.2V
= 3.0V
= 2.7V
1000
1000
1000
5