LP5521TMX/NOPB - Texas Instruments

Manufacturer Part Number

LP5521TMX/NOPB

Manufacturer

Texas Instruments

Introduction

The LP5521TMX/NOPB is a highly integrated, high-efficiency, multi-channel LED driver designed for backlight applications. It features three LED current outputs, each capable of delivering up to 25.5mA, and supports I2C-based PWM dimming control. The device utilizes a switched-capacitor topology to efficiently convert the supply voltage to the required LED output voltages.

Product Features and Performance

Three independent LED current outputs, each capable of up to 25.5mA

Switched-capacitor topology for efficient voltage conversion

I2C-based PWM dimming control

25MHz operating frequency

Wide input voltage range of 2.7V to 5.5V

Operates over an extended temperature range of -30°C to 85°C

Product Advantages

Highly integrated design reduces component count and simplifies board layout

Efficient switched-capacitor topology minimizes power losses

Flexible I2C-based dimming control for precise brightness adjustment

Wide operating temperature range suitable for diverse applications

Key Reasons to Choose This Product

Optimized for backlight applications with high efficiency and compact size

Reliable performance with wide input voltage and temperature ranges

Simple I2C interface for easy integration and control

Cost-effective solution with minimal external components

Quality and Safety Features

Robust design for reliable operation

Overcurrent and thermal protection features

Compliant with relevant safety and EMC standards

Compatibility

The LP5521TMX/NOPB is compatible with a variety of microcontrollers and host processors supporting the I2C interface.

Application Areas

Backlight applications for displays, panels, and other lighting systems

Portable electronics, such as smartphones, tablets, and wearable devices

Industrial and automotive lighting solutions

Product Lifecycle

The LP5521TMX/NOPB is an active product, and our website's sales team continues to support it. There are no direct replacement models currently available, but customers are advised to contact our website's sales team for information on possible alternative solutions or future product updates.