LP8556TME-E11/NOPB

LED Driver IC Overview

The LP8556TME-E11/NOPB is a six-channel high-efficiency LED backlight driver from Texas Instruments, housed in a DSBGA-20 package. It operates on an input voltage range of 2.7 V to 20 V with a maximum supply current of 3.65 mA. The device supports boost topology and offers adjustable switching frequencies of 312 kHz, 625 kHz, or 1.25 MHz. It features I2C control for configuration and PWM dimming capabilities. The component functions within a temperature range of -30°C to +85°C.

LED Driver IC Feature Summary

• Six independent output channels designed for high-efficiency LED backlighting applications
• Integrated I2C interface for digital control and configuration management
• Supports PWM dimming for precise brightness adjustment
• Adjustable switching frequency options to optimize external component size

LED Driver IC Applications

• LED backlight drivers for mobile devices
• High-efficacy LED lighting systems
• Portable electronic display illumination

LED Driver IC Procurement Notes

Verify the specific suffix E11 against the official datasheet to confirm the exact switching frequency selection and pinout configuration. Ensure the ordering part number matches the required package variant and temperature rating. Cross-reference the manufacturer's latest documentation to validate RoHS compliance status and any recent product change notifications before finalizing procurement.

LED Driver IC Selection Notes

Select this component when a six-channel solution with integrated I2C control is required for space-constrained designs. The DSBGA-20 package suits applications needing a small footprint. Consider the 2.7 V to 20 V input range compatibility with system power rails. Evaluate the available switching frequencies against inductor selection requirements for the target efficiency and noise performance goals.

LED Driver IC Part Context

This device belongs to the LP8556 series of LED lighting drivers from Texas Instruments. The series focuses on high-efficiency solutions for portable electronics. The TME suffix indicates a specific tape and reel packaging format. The NOPB designation confirms lead-free construction and environmental compliance consistent with industry standards for modern electronic components.

LED Driver IC Replacement Considerations

Consult the official TI replacement matrix for verified substitutes. Generic equivalents may lack identical I2C register maps or thermal characteristics.