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HX3143

型号 通道数 输入电压 V 静态电流 μA 输出电压 V 最大输出电流 mA 频率 mHz 同步 封装 说明书
HX3143 4~20 2~5.5 1200 0.35 SOT-23-6L

Features

Wide Input Voltage Range: 4V  20V

Programmable LED Drive Current: 10mA 

to 1.2A

Typical 5% Output Current Accuracy

High Efficiency: up to 95%

Adjustable Constant LED Current

Available in a SOT-23-6L Package

Applications

Low voltage halogen replacement LEDs

Automotive lighting

Low voltage industrial lighting

Constant Current Source

SELV lighting

RGB High Brightness LED lighting

LCD TV backlighting

LED back-up lighting


Description

The HX3143 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 HX3143 can provide 10 watts of LED.

The HX3143 includes the power switch which operating frequency up to 600kHz.  The HX3143 is available in SOT-23-6L Package.


Typical Application Circuit

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