20V/1.2A高效降压恒流LED驱动器CXLE8621输入电压4V～20V可编程LED驱动电流10mA至1.2A可调恒流LED

CXLE8621是一款20V/1.2A高效降压恒流LED驱动器，设计用于驱动单系列或多系列
有效连接LED。该装置通过4V至20V之间的输入电源工作，并提供外部
可调输出电流高达1.2A。根据电源电压和外部部件，CXLE8621可以
提供10瓦LED

目录

1.产品概述       2.产品特点     

3.应用范围       4.技术规格书下载（PDF文档）

5.产品封装       6.电路原理图  

7.相关产品

   产品概述 返回TOP

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The CXLE8621 is a 20V/1.2A high-efficiency buck constant-current LED driver, designed for driving single or multiple series

 connected LED efficiently. The device operates from an input supply between 4V and 20V and provides an externally 

adjustable output current of up to 1.2A. Depending upon the supply voltage and external components, the CXLE8621 can 

provide 10 watts of LED.

The CXLE8621 includes the power switch which operating frequency up to 600kHz.  The CXLE8621 is available in 

SOT-23-6L Package.

   产品特点 返回TOP

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   Ø  Wide Input Voltage Range: 4V ～ 20V

Ø  Programmable LED Drive Current: 10mA to 1.2A

Ø  Typical 5% Output Current Accuracy

Ø  High Efficiency: up to 95%

Ø  Adjustable Constant LED Current

Ø  Available in a SOT-23-6L Package

   应用范围 返回TOP

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    Ø  Low voltage halogen replacement LEDs

Ø  Automotive lighting

Ø  Low voltage industrial lighting

Ø  Constant Current Source

Ø  SELV lighting

Ø  RGB High Brightness LED lighting

Ø  LCD TV backlighting

Ø  LED back-up lighting

   技术规格书（产品PDF) 返回TOP 

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     需要详细的PDF规格书请扫一扫微信联系我们，还可以获得免费样品以及技术支持！

 

产品封装图 返回TOP

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电路原理图 返回TOP

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DC-DC升压
Model	VIN (V)	VOUT (V)	I	F(MHz)	Package
CXSU6314	1V ～ 4.4V	2.5V ～ 5V	500mA	1.4MHz	SOT-23-6L
CXSU6315C	2V ～ 4.5V	2.5V ～ 5.5V	3A	400kHz	SOP8/PP
CXSU6316A/B	2.5V ～ 5V	2.8V ～ 5.5V	2.5A	400kHz	SOP-8L/DFN3*3-8L
CXSU6317	2.5V ～ 5V	2.8V ～ 5.5V	2A	400kHz	SOT-23-6L
CXSU6322	2.2V~5V	18V	700MA	1MHZ	SOT-23-6L
CXLE8606	2.2V to 6V	26V	1A	1MHZ	SOT-23-6L
CXLE8621	4V ～ 20V	20V	1.2A	1MHZ	SOT-23-6L