TLC5925IDBQR - Texas Instruments

Manufacturer Part Number

TLC5925IDBQR

Manufacturer

Texas Instruments

Introduction

The TLC5925IDBQR is a constant-current LED sink driver integrated circuit designed for lighting and display applications.

Product Features and Performance

Linear LED driver with shift register topology

Internal switch for driving 16 LED outputs

Wide supply voltage range from 3V to 5.5V

Supports output voltage up to 17V

Provides a constant current of 45mA per channel

High-frequency operation at 30MHz

Designed for signage applications

Operates across a wide temperature range from -40°C to +125°C

Surface mount SSOP package ensures compact design integration

Product Advantages

Enables uniform brightness for LEDs

Reduces the need for external components

Supports high-density LED light panels

Thermal shutdown feature for safety

Robust operation in extreme temperature environments

Key Technical Parameters

16 LED outputs with integrated switches

Voltage - Supply (Min): 3V

Voltage - Supply (Max): 5.5V

Voltage - Output: 17V

Current - Output / Channel: 45mA

Frequency: 30MHz

Quality and Safety Features

Built-in thermal shutdown protection

Over-temperature output current derating

Compatibility

Compatible with various microcontrollers for brightness control

Can be cascaded for larger LED arrays

Application Areas

Ideal for LED-based signage applications

Product Lifecycle

Product status is Active

Not flagged for discontinuation

Availability of replacements or upgrades not indicated

Several Key Reasons to Choose This Product

Highly integrated solution reduces PCB space requirements

Consistent current drive enhances LED lifespan

Supports wide operating voltage range for versatile use cases

High frequency allows for better dimming and color control

Texas Instruments' reputability for quality and performance sustainability