AAT1106
600mA Step-Down Converter
Typical Characteristics
Frequency VS. Temperature
Input Supply Current vs. Temperature
1.60
1.55
1.50
1.45
1.40
1.35
1.30
1.25
1.20
1.15
1.10
320
300
280
260
240
220
200
-50
-25
0
25
50
100
150
-50
-30
-10
10
30
50
70
90
Temperature (
°C)
Temperature (°C)
Load Transient Response
Load Transient Response
(PWM Mode Only; ILOAD = 100mA to 400mA; L = 2.2µH;
CIN = 10µF; COUT = 10µF; VIN = 3.6V; VOUT = 1.8V)
(Light Load Mode to PWM Mode; ILOAD = 28mA to 400mA;
L = 2.2µH; CIN = 10µF; COUT = 10µF; VIN = 3.6V; VOUT = 1.8V)
PWM
VSW
2V/div
VSW
2V/div
Light Load
VOUT
100mV/div
VOUT
200mV/div
ILOAD
500mA/div
ILOAD
500mA/div
4µs/div
40µs/div
1106.2007.07.1.0
7
ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
