LT3476IUHF#PBF - Linear Technology

Manufacturer Part Number

LT3476IUHF#PBF

Manufacturer

analog-devices

Introduction

The LT3476IUHF#PBF is a high-efficiency, multi-channel, step-down/step-up DC-DC regulator designed for driving high-brightness LED backlights. It features four independent constant-current outputs, each capable of delivering up to 1.5A, with a wide output voltage range of 2.2V to 36V. The device operates from an input voltage of 2.8V to 16V, making it suitable for a variety of battery-powered and power supply applications.

Product Features and Performance

Four independent constant-current outputs, each capable of up to 1.5A

Wide output voltage range of 2.2V to 36V

Input voltage range of 2.8V to 16V

High efficiency up to 95%

Switching frequency of 200kHz to 2MHz

PWM dimming control

Thermal shutdown and current limit protection

-40°C to +125°C operating temperature range

Product Advantages

Highly efficient multi-channel LED driver for backlight applications

Wide input and output voltage ranges for versatile applications

Independent constant-current outputs for precise LED control

PWM dimming for brightness adjustment

Robust protection features for reliable operation

Key Reasons to Choose

Exceptional power efficiency and thermal performance

Flexible multi-channel design for LCD/OLED backlight and other LED lighting applications

Compact surface-mount package for space-constrained designs

Reliable operation with comprehensive protection features

Quality and Safety Features

Thermal shutdown and current limit protection

Compliance with relevant safety and EMC standards

Compatibility

The LT3476IUHF#PBF is compatible with a wide range of battery-powered and power supply applications that require high-efficiency, multi-channel LED driving, such as LCD/OLED backlights, portable electronics, and industrial lighting.

Application Areas

LCD/OLED backlight driving

Portable electronics

Industrial lighting

General LED lighting applications

Product Lifecycle

The LT3476IUHF#PBF is an active product, and there are no plans for discontinuation at this time. Analog Devices offers several equivalent and alternative models for LED driver applications, including the LT3495, LT3755, and LTC3216 series. For more information, please consult our sales team or visit our website.