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LED Drivers

Richtek offers an extensive portfolio of LED drivers that delivers high performance and precise dimming control, which are widely used in various applications, such as LCD panel backlights, flashlights, camera lighting and more. We also provide design tools and technical resources to accelerate your design time.
Backlight LED Drivers

Single string or multi-string LED drivers are suitable for small battery-powered devices or large LCD panel backlight applications with accurate dimming.

Flash LED Drivers

Providing both individual and integrated solutions to achieve high current LED flashlights for portable devices.

RGB & White LED Drivers

Offering RGB and white LED drivers for human-machine interfaces such as coloured-light on routers, wireless speakers, personal electronic applications, etc.

Documents and Tools

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Selection Guides

2021/11/23
Richtek Selection Guide (Oct., 2021)

Helping you easily find required power management components in just a few minutes.

2021/10/28
Power IC Solutions for IoT/Portable/Wearable/Battery-Powered Applications

2021/10/28
Automotive Product Selection Guide

2020/12/30
Power Mangement Components for Lithium-Ion Battery Powered Applications

Application Notes

Title Date Action
Power Management Introduction 2022/02/22
Minimizing Light Flicker in LED Lighting Applications 2018/08/15
Single-Stage High Power Factor Flyback for LED Lighting 2016/06/21

Backlight LED Drivers

Title Date Action
LED Backlight System and Power Solutions 2022/05/05

RGB & White LED Drivers

Title Date Action
Programmable Dual LDO Output Voltage and WLED Current with I2C Interface 2017/06/08
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