TLC69651RTWR

Overview

The TLC69651RTWR is a Texas Instruments LED lighting driver IC featuring a 24-WQFN package. It operates on an input voltage range of 3 V to 5.5 V with a maximum supply current of 3.5 mA. The device provides 16 channels, each delivering a constant output current of 30 mA at a maximum output voltage of 50 V. It supports PWM dimming and functions within a temperature range of -40°C to +85°C.

Feature Summary

• Supports local dimming backlight applications via integrated linear constant current regulation
• Enables high-speed daisy chain interface for efficient system connectivity
• Integrates pulse-width modulation (PWM) dimming control for precise brightness adjustment

Applications

• Local dimming mini-LED backlight systems
• Automotive display illumination drivers
• High-efficiency LED matrix control circuits

Procurement Notes

Verify the specific suffix RTWR corresponds to the WQFN-24 package and reel packaging configuration. Confirm that the component meets RoHS compliance requirements for your target assembly process. Ensure the operating temperature range aligns with the intended environmental conditions. Cross-reference the datasheet revision to confirm pinout compatibility with existing designs.

Selection Notes

Select this component when designing systems requiring 16-channel constant current drive with local dimming capabilities. It is suitable for applications needing high-speed serial interface integration. Consider the 50 V output limit and 30 mA per channel rating for load matching. Evaluate the thermal performance within the specified -40°C to +85°C operational window.

Part Context

This part belongs to the TLC696x1 series of LED drivers from Texas Instruments. It is categorized under LED Lighting Drivers and Driver ICs. The device is designed for complex backlighting architectures requiring individual channel control. It shares architectural similarities with other members in the family but offers specific channel counts and current ratings.

Replacement Considerations

Consult official substitution lists for equivalent parts. Verify electrical parameters such as output current and voltage against the original design requirements. Check package dimensions for mechanical fit. Review functional compatibility regarding interface protocols and dimming methods.