Texas Instruments

TLC5928DBQR

The TLC5928DBQR is a 24-channel constant current LED driver from Texas Instruments. It is designed to drive high-current LEDs with a constant current source, providing precise control over the brightness and color of the LEDs.

Description:

The TLC5928DBQR is a monolithic constant current sink driver that can drive up to 24 channels of LEDs. It is available in a 48-pin QFN package and operates from a supply voltage range of 3.8V to 33V. The device features a high-efficiency, step-down LED driver topology that provides a constant current output for each channel.

Features:

• 24-channel constant current sink driver
• High-efficiency step-down LED driver topology
• Independent current regulation for each channel
• Wide supply voltage range of 3.8V to 33V
• Adjustable output current up to 60mA per channel
• Programmable dimming control with PWM or analog inputs
• Short-circuit and over-temperature protection
• I2C interface for configuration and control
• Small 48-pin QFN package

Applications:

The TLC5928DBQR is suitable for a wide range of applications that require precise control over high-current LEDs, including:

• LED lighting systems for automotive, industrial, and consumer applications
• LED backlighting for LCD displays
• LED signage and billboards
• LED art installations and architectural lighting
• LED medical and scientific instruments

In summary, the TLC5928DBQR is a versatile and efficient LED driver that provides precise control over high-current LEDs. Its features make it suitable for a wide range of applications, from automotive lighting to LED art installations.