The TLC5923RHBR is a state-of-the-art LED sink driver designed and manufactured by Texas Instruments. This integrated circuit is tailored for driving light-emitting diodes (LEDs) with high precision and efficiency. It is an ideal choice for applications that require constant-current drive and color depth, such as LED displays, backlighting systems, and various lighting solutions.

Key Features

• Constant-Current Sink Output: The TLC5923RHBR offers 16 channels of constant-current sink drivers, ensuring uniform brightness across all connected LEDs and enhancing the quality of the display or lighting system.
• Adjustable Current: Users can easily adjust the output current from 5 mA to 120 mA per channel, providing flexibility and control over the brightness levels to suit different requirements.
• Wide Range Voltage: It operates with a supply voltage range of 3.0V to 5.5V, making it compatible with a variety of power systems and ensuring reliable performance across different voltages.
• Error Detection: The device includes an error detection system that alerts the user to any open LED errors, thereby simplifying troubleshooting and maintenance.
• Thermal Shutdown: Built-in thermal shutdown protection helps prevent damage from overheating, ensuring the longevity and reliability of the driver and the LEDs it controls.

Technical Specifications

• Output Type: Constant Current
• Number of Outputs: 16
• Output Current: Adjustable from 5 mA to 120 mA
• Supply Voltage: 3.0V to 5.5V
• Package / Case: VQFN-32

Applications

The TLC5923RHBR from Texas Instruments is versatile and can be used in a wide range of applications. It is particularly suitable for:

• LED Video Displays
• Message Boards
• Channel Letters
• Architectural Lighting
• General LED Illumination

With its robust feature set and high-performance capabilities, the TLC5923RHBR is an excellent choice for designers and engineers looking to enhance their LED-based projects with reliable and consistent LED control.