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參數(shù)資料
| 型號： | LM1771 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | Low-Voltage Synchronous Buck Controller with Precision Enable and No External Compensation |
| 中文描述： | 低電壓同步降壓控制器，具有高精度允許任何外部補償 |
| 文件頁數(shù)： | 6/17頁 |
| 文件大小： | 772K |
| 代理商： | LM1771 |
Typical Performance Characteristics
All curves taken at VIN = 3.3V with configuration in typical
application circuit shown in Application Information section of this datasheet. T
J
= 25C, unless otherwise
specified. (Continued)
Quiescent Current vs Temperature
Deadtime vs Temperature
20189016
20189015
Efficiency vs I
OUT
(LM1771T)
(V
IN
= 5V, V
OUT
= 1.8V, F
SW
= 545kHz)
Efficiency vs I
OUT
(LM1771U)
(V
IN
= 5V, V
OUT
= 2.5V, F
SW
= 379kHz)
20189004
20189003
Efficiency vs I
(LM1771U)
(V
IN
= 5V, V
OUT
= 3.3V, F
SW
= 500kHz)
Efficiency vs I
(LM1771S)
(V
IN
= 5V, V
OUT
= 1.2V, F
SW
= 727kHz)
20189005
20189006
L
www.national.com
6
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LM1771_0608 | Low-Voltage Synchronous Buck Controller with Precision Enable and No External Compensation |
| LM1771SMMX | Low-Voltage Synchronous Buck Controller with Precision Enable and No External Compensation |
| LM1771SSD | Low-Voltage Synchronous Buck Controller with Precision Enable and No External Compensation |
| LM1771SSDX | Low-Voltage Synchronous Buck Controller with Precision Enable and No External Compensation |
| LM1771TMM | Low-Voltage Synchronous Buck Controller with Precision Enable and No External Compensation |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM1771_0608 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Low-Voltage Synchronous Buck Controller with Precision Enable and No External Compensation |
| LM1771EVAL | 功能描述:電源管理IC開發(fā)工具 LM1771 EVAL BOARD RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
| LM1771SMM | 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK |
| LM1771SMM/NOPB | 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK |
| LM1771SMMX | 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK |
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