參數(shù)資料
型號: AAT2500MITP-AW-T1
廠商: Advanced Analogic Technologies, Inc.
英文描述: 400mA Step-Down Converter and 300mA LDO
中文描述: 400mA的降壓轉(zhuǎn)換器和300mA的LDO
文件頁數(shù): 9/22頁
文件大?。?/td> 547K
代理商: AAT2500MITP-AW-T1
AAT2500M
400mA Step-Down Converter and 300mA LDO
2500M.2007.06.1.0
9
Typical Characteristics
Step-Down Converter Line Transient Response
(V
IN
= 4V to 5V; V
OUT
= 1.8V; I
OUT
= 400mA; C
OUT
= 4.7μF)
Time (40μs/div)
I
4
5
6
1.5
1.6
1.7
1.8
Step-Down Converter Line Regulation
(V
OUT
= 1.2V; L = 2.2μH)
Input Voltage (V)
A
-1.00
-0.50
0.00
0.50
1.00
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
I
OUT
= 0.1mA to 400mA
Step-Down Converter Load Transient Response
(1mA to 400mA; V
IN
= 5V; V
OUT
= 1.2V; C
OUT
= 4.7μF)
Time (100μs/div)
O
O
I
1.2
1.4
-0.2
0.0
0.2
0.4
400mA
1mA
Step-Down Converter Load Transient Response
(1mA to 400mA; V
IN
= 5V; V
OUT
= 1.2V; C
OUT
= 4.7μF; C
FF
= 100pF)
Time (100μs/div)
O
O
I
1.2
1.4
-0.2
0.0
0.2
0.4
400mA
1mA
Step-Down Converter Load Transient Response
(1mA to 400mA; V
IN
= 5V; V
OUT
= 1.8V; C
OUT
= 4.7μF)
Time (100μs/div)
O
O
I
1.8
2.0
-0.2
0.0
0.2
0.4
400mA
1mA
Step-Down Converter Load Transient Response
(1mA to 400mA; V
IN
= 5V; V
OUT
= 1.8V; C
OUT
= 4.7μF; C
FF
= 100pF)
Time (100μs/div)
O
O
I
1.8
2.0
-0.2
0.0
0.2
0.4
400mA
1mA
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