TLC5945PWPR - Texas Instruments

Manufacturer Part Number

TLC5945PWPR

Manufacturer

Texas Instruments

Introduction

The TLC5945PWPR is a LED driver integrated circuit designed for precision control of LED brightness.

Product Features and Performance

16-channel LED driver with 12-bit grayscale PWM control

Integrated 6-bit dot correction for color accuracy and uniformity

Controlled via an external microcontroller

Serial data interface with a 30MHz data transfer rate

Programmable LED brightness and group brightness can be adjusted via grayscale control registers

LED open detection, LED short detection, and thermal shutdown protection included

Product Advantages

Enables precise brightness control for LED applications

Supports complex lighting effects with high-resolution dimming

Provides consistent and uniform LED color output

High integration reduces external component count and system complexity

Integrated safety features enhance product reliability

Key Technical Parameters

Number of Outputs: 16

Voltage - Supply (Min): 3V

Voltage - Supply (Max): 5.5V

Voltage - Output: 17V

Current - Output / Channel: 80mA

Frequency: 30MHz

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Thermal shutdown protection

LED open and short circuit detection

Over-temperature protection

Compatibility

Compatible with a wide range of microcontrollers for LED control

Interoperable with a variety of LEDs within its voltage and current specifications

Application Areas

LED backlighting applications

General LED lighting solutions

Signage and decorative LED lighting

Product Lifecycle

Active product status, not nearing discontinuation

Future availability of replacements or upgrades is supported

Several Key Reasons to Choose This Product

High-resolution PWM control for advanced light effects

Integrated safety features for long-term reliability

Supports a wide operating temperature range suited for various environments

Serial interface enhances data transmission efficiency

Multiplexing capability enables control of multiple LED arrays with fewer ICs

Highly compatible with different microcontrollers and LED configurations