LM3401EVAL
用於高功率 LED 驅動的 LM3401 磁滯 PFET 控制器評估模組
LM3401EVAL
概覽
The LM3401 is a switching buck regulator derived current source designed to drive a series string of high power, high brightness LEDs. The LM3401 controls an external P-FET, allowing the user to select a power device for the desired level of forward LED current. The LM3401 demo board can supply continuous current as high as 1.0A from an input voltage range of 4.5V to 35V. It is designed to operate at ambient temperatures up to 75°C.
特點
- Hysteretic Control for Speed and Simplicity
- Input Operating Range of 4.5V-35V
- 1.5MHz maximum switching frequency
- Low 200mV reference voltage
- Programmable current limit
- High speed CMOS compatible enable/dimming
- Adjustable hysteresis
- Input UVLO
- No output capacitor required
- MSOP-8 package
Applications:
- LED Driver
- Battery Charger
照明 LED 驅動器
設計檔案
SNVC024.ZIP (230 KB)
技術文件
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| 類型 | 標題 | 下載最新的英文版本 | 日期 | |||
|---|---|---|---|---|---|---|
| * | EVM User's guide | AN-1657 LM3401 Demo Board (Rev. C) | 2013/5/1 | |||
| 證書 | LM3401EVAL/NOPB EU Declaration of Conformity (DoC) | 2019/1/2 |