TLC5923DAP - Texas Instruments

Manufacturer Part Number

TLC5923DAP

Manufacturer

Texas Instruments

Introduction

The TLC5923DAP is a 16-channel constant-current sink LED driver.

Product Features and Performance

16 constant-current output channels

Integrated power MOSFETs for output current

Error detection circuitry for open LED detection

Programmable LED current for all channels

Serial interface for control data

Output current adjusted through external resistor

Thermal shutdown for over-temperature protection

Greyscale PWM brightness control

Product Advantages

Provides uniform and constant current for LED brightness

High-temperature operating range (-40°C to 85°C)

High-speed data transfer (up to 30MHz)

Fault detection capabilities enhance reliability

Capable of driving multiple LEDs per channel

Key Technical Parameters

Output channel quantity: 16

Supply voltage (min): 3V

Supply voltage (max): 5.5V

Output voltage: 17V

Output current per channel: 80mA

Control interface frequency: 30MHz

Quality and Safety Features

Thermal shutdown

Open LED detection

Under voltage lockout

Compatibility

Compatible with various LED types for backlighting applications

Application Areas

LED backlights for LCDs in TVs, monitors, and other displays

General LED lighting applications

Product Lifecycle

Product status is active

No indication of nearing discontinuation

Manufacturer may offer replacements or upgrades

Several Key Reasons to Choose This Product

High-efficiency LED driving capabilities

Tailored for high-density LED applications

Robust thermal and fault management for safety and longevity

Adaptable to a wide range of power supply voltages

Simple serial interface simplifies integration into design

Suited for various commercial and industrial applications requiring backlighting