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The Texas Instruments LP8556SQ-EVM evaluation module (EVM) helps designers evaluate the operation and performance of the LP8556 High-Efficiency LED Backlight Driver. The device features high efficiency boost DC-DC converted and 6 high-precision current sinks that can be controlled by either a PWM signal or an I2C master. In addition to the main board featuring the LP8556SQE-E09, the module features a USB2ANY Interface Board and an LED Board. The USB2ANY Interface Board coupled with the evaluation software enables easy device control and configuration of all device features. The LED board provides a configurable array of 72 side emitting white LEDs.

  • 2.7V-36V boost input range (2.7V-20V VDD range)
  • 43V maximum boost output voltage
  • LP8556SQE-E09 High-Efficiency WLED Driver
  • USB2ANY Interface Board for easy device control
  • Configurable array of 72 side emitting white LEDs
  • Evaluation Software
  • Compact, low-profile, external components
Backlight LED drivers
LP8556 6 channel high-efficiency/Efficacy LED backlight driver

Get started

  1. Order the LP8556SQ-EVM evaluation module
  2. Download the LP8556SQ-EVM GUI software
  3. Read the LP8556SQ-EVM user guide

Order & start development

Evaluation board


Not available on TI.com
GUI for evaluation module (EVM)

LP8556SQ-EVM Software (Including Schematic, Quick Start, and Documents) — SNVC059.ZIP (1622KB)

TI's Standard Terms and Conditions for Evaluation Items apply.

Technical documentation

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Type Title Date
* EVM User's guide LP8556SQ-EVM User's Guide Sep. 27, 2012
Certificate LP8556SQ-EVM/NOPB EU Declaration of Conformity (DoC) Jan. 02, 2019

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