參數(shù)資料
型號(hào): AAT1110
廠商: Advanced Analog Technology,lnc.
英文描述: Fast Transient 800mA Step-Down Converter
中文描述: 快速瞬態(tài)800mA的降壓轉(zhuǎn)換器
文件頁數(shù): 6/19頁
文件大小: 710K
代理商: AAT1110
Typical Characteristics
No Load Quiescent Current vs. Input Voltage
Input Voltage (V)
S
μ
A
10
15
20
25
30
35
40
45
50
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
85
°
C
25
°
C
-40
°
C
Frequency vs. Input Voltage
(I
OUT
= 800mA)
Input Voltage (V)
F
-4.0
-3.0
-2.0
-1.0
0.0
1.0
2.0
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
OUT
= 1.8V
V
OUT
= 2.5V
V
OUT
= 3.3V
Switching Frequency vs. Temperature
(V
IN
= 3.6V; V
OUT
= 1.8V)
Temperature (
°
C)
V
-15.0
-12.0
-9.0
-6.0
-3.0
0.0
3.0
6.0
9.0
12.0
15.0
-40
-20
0
20
40
60
80
100
Output Voltage Error vs. Temperature
(V
IN
= 3.6V; V
O
= 1.8V; I
OUT
= 400mA)
Temperature (
°
C)
O
-2.0
-1.0
0.0
1.0
2.0
-40
-20
0
20
40
60
80
100
Line Regulation
(V
OUT
= 1.8V)
Input Voltage (V)
A
-0.40
-0.30
-0.20
-0.10
0.00
0.10
0.20
0.30
0.40
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
I
OUT
= 1mA
I
OUT
= 10mA
I
OUT
= 400mA
I
OUT
= 800mA
Soft Start
(V
IN
= 3.6V; V
OUT
= 1.8V; I
OUT
= 800mA)
Time (100
μ
s/div)
E
(
I
(
-5.0
-4.0
-3.0
-2.0
-1.0
0.0
1.0
2.0
3.0
4.0
5.0
-0.2
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
AAT1110
Fast Transient 800mA Step-Down Converter
6
1110.2006.04.1.0
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