TLC5946PW - Texas Instruments

Manufacturer Part Number

TLC5946PW

Manufacturer

Texas Instruments

Introduction

The TLC5946PW is a 16-channel, 40mA constant-current LED driver with a high-voltage shift register interface. It is designed to provide a high-performance, cost-effective solution for driving large arrays of LEDs in applications such as backlighting and signage.

Product Features and Performance

16 constant-current LED outputs capable of driving up to 40mA per channel

Wide supply voltage range of 3V to 5.5V

High-voltage shift register interface up to 17V

30MHz shift register input clock frequency

Linear current control with 256-step brightness adjustment

Integrated thermal shutdown and open/short LED fault detection

-40°C to 85°C operating temperature range

Small 28-TSSOP package

Product Advantages

High-performance, scalable LED driving solution

Efficient constant-current control for uniform brightness

Integrated protection features for reliable operation

Small footprint and easy integration into compact designs

Key Reasons to Choose This Product

Comprehensive LED driving capabilities in a compact package

Robust protection features for reliable and safe operation

Flexibility to drive a wide range of LED configurations

Cost-effective solution for large-scale LED array applications

Quality and Safety Features

Integrated thermal shutdown and LED fault detection

Compliance with relevant safety and environmental standards

Compatibility

Compatible with a wide range of LED-based applications, including backlight, signage, and other lighting systems

Application Areas

Backlighting for LCD displays, TVs, and monitors

Signage and lighting systems

General-purpose LED lighting applications

Product Lifecycle

The TLC5946PW is an active product and is not nearing discontinuation. There are no direct equivalent or alternative models available from Texas Instruments, but the company offers a range of LED driver ICs with similar features and capabilities. Customers are advised to contact our website's sales team for more information and to discuss their specific requirements.