TLC69602YBHR

Overview

The TLC69602YBHR is a dual-channel constant current sink LED driver manufactured by Texas Instruments. It features an I2C-compatible serial interface for control and data transmission. The device integrates two independent output channels capable of driving high-brightness LEDs with precise current regulation. Each channel supports PWM dimming functionality to adjust brightness levels efficiently. The component operates within a specified voltage range and includes built-in protection mechanisms such as thermal shutdown and open-load detection to ensure reliable operation in various lighting applications.

Feature Summary

• Dual-channel constant current sink architecture for independent LED control
• I2C serial interface for simplified system integration and command processing
• Hardware and software PWM dimming capabilities for precise brightness adjustment
• Integrated diagnostic features including open-load and thermal protection

Applications

• Backlighting systems for mobile devices and portable electronics
• General indicator lighting in consumer appliances
• Display illumination in automotive interior panels
• LED matrix drivers for small-scale visual displays

Procurement Notes

Verify the exact ordering part number against the manufacturer's official documentation to ensure compatibility with your specific design requirements. Confirm that the suffix 'YBHR' matches the required package type, temperature range, and tape-and-reel specifications. Cross-reference the datasheet revision history to ensure all electrical characteristics and pin assignments remain consistent with your schematic design before finalizing procurement.

Selection Notes

Select this component when a compact solution for driving multiple LEDs with individual current control is required. Ensure the system voltage aligns with the device's operating range and that the microcontroller supports the necessary I2C protocol. Consider the thermal management requirements based on the expected current load and ambient conditions. Verify that the package size fits within the available PCB area constraints for the target application.

Part Context

This device belongs to the TLC6960x family of LED drivers designed for low-power applications. It complements other single-channel or multi-channel variants by offering a balanced solution for dual-LED setups. The series emphasizes ease of use through standard communication protocols and robust fault protection, making it suitable for designs prioritizing reliability and space efficiency in modern electronic products.

Replacement Considerations

Consult the manufacturer's substitution guide for verified alternative part numbers. Direct replacements must match the pinout, electrical specifications, and package dimensions. Generic equivalents may require circuit modifications if interface protocols or current ratings differ significantly from the original design specifications.