TLC5955RTQR - Texas Instruments

Manufacturer Part Number

TLC5955RTQR

Manufacturer

Texas Instruments

Introduction

High-density LED driver with extensive features suitable for various display applications.

Product Features and Performance

48 individually controllable LED outputs

Supports a wide supply voltage range from 3V to 5.5V

Integrated high-voltage output at 10V

Output current per channel of 23.9mA and 31.9mA

Built-in shift register topology

Linear regulation for consistent LED brightness

Features an internal switch for improved power management

Product Advantages

High channel count suitable for complex LED arrays

Wide voltage range caters to multiple power sources

Capable of driving LEDs with high output precision

Surface-mount technology enables compact board design

Efficient thermal dissipation with QFN exposed pad package

Key Technical Parameters

Number of Outputs: 48

Supply Voltage (Min): 3V

Supply Voltage (Max): 5.5V

Voltage Output: 10V

Current Output / Channel: 23.9mA, 31.9mA

Quality and Safety Features

Operates reliably within temperature range -40°C to 85°C

QFN package enhances thermal performance and reliability

Compatibility

Compatible with various microcontroller interfaces due to the shift register topology.

Application Areas

Primarily designed for LED signage applications.

Product Lifecycle

Product Status: Active

Not indicated as nearing discontinuation

Potential availability of replacements or upgrades, compatible with base product number TLC5955

Several Key Reasons to Choose This Product

Texas Instruments is a reputable semiconductor manufacturer ensuring product reliability and longevity.

Large number of outputs allows for control of complex LED systems.

Flexible current settings per channel to match different LED brightness requirements.

Easy to integrate into existing product designs due to common package standards and voltage range.

Suitable for outdoor and indoor signage thanks to its operational temperature range and high output voltage.

The TLC5955 allows for scalable designs due to its base product family, facilitating upgrades and future enhancements.