LP8556TMX-E09/NOPB

LED Driver IC Overview

The LP8556TMX-E09/NOPB is a six-channel high-efficiency LED backlight driver from Texas Instruments, designed for portable electronics. It operates within an input voltage range of 2.7 V to 20 V and supports adjustable output voltages. The device features I2C control for precise configuration and includes PWM dimming capabilities. It utilizes a DSBGA-20 package and functions at switching frequencies of 312 kHz, 625 kHz, or 1.25 MHz. The component ensures reliable operation across a temperature range of -30°C to +85°C.

LED Driver IC Feature Summary

• Six independent high-efficiency LED channels for uniform backlighting
• I2C interface for digital control and configuration
• Supports PWM dimming for brightness adjustment
• Adjustable switching frequency options for EMI optimization

LED Driver IC Applications

• LCD backlight drivers in mobile phones
• LED illumination for tablet computers
• Backlight systems for portable media players
• Display drivers in handheld gaming devices

LED Driver IC Procurement Notes

Verify the specific suffix E09 against the official Texas Instruments datasheet to confirm electrical characteristics and pinout compatibility. Ensure the ordering part number matches the required package variant and temperature grade. Cross-reference with authorized distributors to validate authenticity and supply chain integrity before procurement.

LED Driver IC Selection Notes

Select this component when designing circuits requiring six-channel LED driving with I2C controllability. Consider the 2.7 V to 20 V input range and DSBGA-20 package constraints. Evaluate thermal management requirements given the operating temperature limits. Compare against other LP8556 variants if different voltage ranges or switching frequencies are needed.

LED Driver IC Part Context

This device belongs to the LP8556 series of LED lighting drivers from Texas Instruments. The series offers various configurations optimized for portable display applications. The TMX suffix typically indicates a tape-and-reel packaging format suitable for automated assembly processes in manufacturing environments.