LP5527TL/NOPB

LED Driver IC Overview

The LP5527TL/NOPB is a programmable LED driver integrated circuit manufactured by Texas Instruments. It features three independent constant-current channels capable of delivering up to 1.7A per channel, designed for high-brightness RGB backlighting applications. The device utilizes a DSBGA-30 package and operates within a supply voltage range of 2.9V to 5.5V. It supports I2C interface control for configuration and includes internal PWM dimming capabilities. The component is RoHS compliant and suitable for automotive and industrial environments requiring precise color mixing and brightness regulation.

LED Driver IC Feature Summary

• Three independent high-current constant-current channels for RGB LED control
• Programmable current levels with internal PWM dimming functionality
• I2C serial interface for system control and configuration
• Integrated boost converter support for driving high-voltage LED strings

LED Driver IC Applications

• RGB LED backlighting for displays
• Automotive interior lighting systems
• Industrial indicator panels
• High-brightness general illumination modules

LED Driver IC Procurement Notes

Verify the obsolete status of this specific part number before procurement planning. Confirm availability through authorized distributors or secondary market suppliers. Ensure that any substitute components meet the same electrical specifications and pinout compatibility. Check for RoHS compliance documentation if required for your manufacturing standards. Validate that the DSBGA-30 package matches your PCB footprint requirements.

LED Driver IC Selection Notes

Select this component when high current output per channel is required for RGB applications. Consider the DSBGA-30 package size constraints during layout design. Evaluate the I2C interface requirements against your system controller capabilities. Ensure thermal management strategies are in place due to high current handling. Verify input voltage ranges match your power supply architecture.

LED Driver IC Part Context

This part belongs to the LP5527 series of programmable LED drivers from Texas Instruments. It is designed specifically for applications requiring multiple high-current channels with precise control. The NOPB suffix indicates non-lead-based packaging compliant with environmental regulations. It serves as a solution for complex lighting control needs in compact form factors.

LED Driver IC Replacement Considerations

The LP5527TL/NOPB is listed as obsolete. Parametric equivalents may be available from Texas Instruments or other manufacturers. Verify pin-to-pin compatibility and electrical performance characteristics when selecting substitutes. Consult official substitution guides for recommended alternative part numbers.