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參數(shù)資料
| 型號： | AAT1149 |
| 廠商： | Advanced Analog Technology,lnc. |
| 英文描述： | 3MHz Fast Transient 400mA Step-Down Converter |
| 中文描述： | 3MHz的快速瞬態(tài)400mA的降壓轉(zhuǎn)換器 |
| 文件頁數(shù)： | 6/20頁 |
| 文件大?。?/td> | 1800K |
| 代理商： | AAT1149 |
AAT1149
3MHz Fast Transient
400mA Step-Down Converter
6
1149.2006.11.1.0
Typical Characteristics
Line Transient
(V
OUT
= 1.8; 400mA Load; No Feedforward Capacitor)
Time (50μs/div)
I
O
2.50
2.75
3.00
3.25
3.50
3.75
4.00
4.25
4.50
1.74
1.76
1.78
1.80
1.82
1.84
1.86
1.88
1.90
Line Regulation
(V
OUT
= 1.1V)
Input Voltage (V)
A
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
2.5
3
3.5
4
4.5
5
5.5
6
1mA
0mA
600mA
400mA
Line Regulation
(V
OUT
= 1.8V)
Input Voltage (V)
A
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
2.5
3
3.5
4
4.5
5
5.5
6
400mA
600mA
0mA
100mA
Line Regulation
(V
OUT
= 3V)
Input Voltage (V)
A
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
2.5
3
3.5
4
4.5
5
5.5
0mA
400mA
100mA
1mA
600mA
300mA
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
Switching Frequency Variation vs. Temperature
Temperature (
°
C)
V
-10
-8
-6
-4
-2
0
2
4
6
8
10
-40
-20
0
20
40
60
80
100
120
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| AAT1149_08 | 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:3MHz Fast Transient 400mA Step-Down Converter |
| AAT1149A | 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:2.2MHz Fast Transient 400mA Step-Down Converter |
| AAT1149AIUV-1.875-T1 | 功能描述:開關變換器、穩(wěn)壓器與控制器 2.2MHz Fast Trans 400mA StepDown Cnvrt RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關頻率:1 MHz 工作溫度范圍: 安裝風格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
| AAT1149B | 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:2.2MHz Fast Transient 400mA Step-Down Converter |
| AAT1149BIUV-1.8-T1 | 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:2.2MHz Fast Transient 400mA Step-Down Converter |
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