TLC5955RTQT - Texas Instruments

Manufacturer Part Number

TLC5955RTQT

Manufacturer

Texas Instruments

Introduction

The Texas Instruments TLC5955RTQT is a power management LED driver designed for driving multiple LEDs with high precision and advanced circuitry.

Product Features and Performance

Linear LED driver with integrated shift register

48 individual output channels for driving LEDs

Internal switches enhance control and flexibility

Minimum supply voltage at 3V and maximum at 5.5V

Output voltage up to 10V

Output current per channel options at 23.9mA or 31.9mA

Designs optimized for minimal power loss and heat generation

Product Advantages

Enhanced power efficiency for LED applications

High output channel count suitable for large LED arrays

Suitable for low voltage operations

Precise current regulation for consistent lighting

Easy to integrate into existing designs owing to surface mount package

Key Technical Parameters

Voltage Supply (Min): 3V

Voltage Supply (Max): 5.5V

Voltage Output: 10V

Current Output / Channel: 23.9mA, 31.9mA

Number of Outputs: 48

Operating Temperature Range: -40°C ~ 85°C (TA)

Quality and Safety Features

Manufactured to comply with industry standards for safety and performance

Built-in thermal protection to prevent overheating

Quality tested for reliability and longevity

Compatibility

56-VFQFN Exposed Pad package is widely used for surface-mounted design

The provided supplier device package is 56-QFN (8x8)

Application Areas

Ideally used for signage applications that require multiple LED control and consistent brightness

Product Lifecycle

Currently labeled as Active, indicating availability and no imminent discontinuation

No direct information regarding replacements or upgrades provided, but could be inquired directly from Texas Instruments

Several Key Reasons to Choose This Product

High-channel count ideal for complex LED structures

Texas Instruments' reputation for robust and reliable components

Flexible operation with a wide voltage supply range

Suitable for both prototyping and mass production due to tape and reel packaging

Precision current control for uniform luminance across all LEDs