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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

2022/10/01
Richtek Selection Guide [Oct., 2022]

Finding a suitable product for your application.

2022/09/01
Richtek Automotive Product Selection Guide [Sep., 2022]

Finding the right product for your automotive applications.

2018/09/01
Power IC Solutions for IoT/Portable/Wearable/Battery-Powered Applications [Sep., 2018]

2015/10/03
Power Mangement Components for Lithium-Ion Battery Powered Applications [Oct., 2015]

Application Notes

Title Date Action
6V High Efficiency Boost Converter with I2C Controlled 6-CH LED Driver 2022/10/31
Power Management Introduction 2014/11/01
Minimizing Light Flicker in LED Lighting Applications 2014/07/02
Single-Stage High Power Factor Flyback for LED Lighting 2014/04/06

Backlight LED Drivers

Title Date Action
LED Backlight System and Power Solutions 2014/03/03

RGB & White LED Drivers

Title Date Action
Programmable Dual LDO Output Voltage and WLED Current with I2C Interface 2007/08/02
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