aat1155iks-2.5-t1 Advanced Analogic Technologies, Inc., aat1155iks-2.5-t1 Datasheet - Page 5

• Manufacturer Part Number: aat1155iks-2.5-t1
• Description: Aat1155 | 1mhz 2.5a Step-down Dc/dc Converter
• Manufacturer: Advanced Analogic Technologies, Inc.

Typical Characteristics
1155.2006.09.1.7
Oscillator Frequency Variation vs. Temperature
-2
-3
-4
-0.25
100
-1
0
0.25
-0.5
1
95
90
85
80
75
70
65
60
0.5
-20
0.01
0
3.5
Oscillator Frequency Variation
Efficiency vs. Load Current
0
(V
4
IN
Output Current (A)
vs. Input Voltage
20
Input Voltage (V)
0.1
= 5.0V; V
Temperature (°C)
(V
(V
IN
OUT
= 5V)
40
= 3.3V)
4.5
OUT
= 3.3V)
60
1
5
80
5.5
1MHz 2.5A Step-Down DC/DC Converter
10
100
65
45
80
75
70
60
55
50
40
90
80
70
60
50
40
0.9
0.8
0.7
0.6
1.2
1.1
1
-20
2.5
2.5
2.7V
Enable Threshold vs. Input Voltage
EN(H)
EN(L)
0
3
3
3.6V
R
R
DS(ON)
DS(ON)
20
3.5
Input Voltage (V)
Input Voltage (V)
3.5
Temperature (°C)
vs. Input Voltage
vs. Temperature
4.2V
40
(I
DS
= 1A)
4
4
60
4.5
4.5
5.0V
AAT1155
80
5.5V
100
5
5
120
5.5
5.5
5