LP8556SQ-E09/NOPB - Texas Instruments

Manufacturer Part Number

LP8556SQ-E09/NOPB

Manufacturer

Texas Instruments

Introduction

The LP8556 is a high-performance, 6-channel, step-up (boost) DC-DC converter designed for driving high-power LED backlights. It features a wide input voltage range of 2.7V to 20V, and can provide up to 50mA of output current per channel. The device operates at switching frequencies of 312kHz, 625kHz, or 1250kHz, and supports PWM dimming for efficient LED control.

Product Features and Performance

6-channel step-up (boost) DC-DC converter

Wide input voltage range: 2.7V to 20V

Output voltage range: 7V to 43V

Output current per channel: 50mA

Switching frequencies: 312kHz, 625kHz, 1250kHz

Supports PWM dimming for efficient LED control

Built-in over-current, over-voltage, and thermal protection

Product Advantages

Highly efficient LED backlight driver

Wide input voltage range for versatile applications

Adjustable switching frequency for design flexibility

Integrated protection features for reliable operation

Small 24-WFQFN package for compact designs

Key Reasons to Choose this Product

Optimized for high-power LED backlight applications

Delivers efficient and reliable LED driving performance

Flexible configuration options to meet diverse design requirements

Compact package size enables space-constrained designs

Proven reliability and long-term performance from a trusted manufacturer

Quality and Safety Features

Robust over-current, over-voltage, and thermal protection

AEC-Q100 qualified for automotive applications

RoHS and REACH compliant for environmentally-friendly designs

Compatibility

The LP8556 is compatible with a wide range of LED backlight applications, including:

LCD displays

Laptops and tablets

Automotive instrument clusters

Industrial control panels

Signage and lighting systems

Application Areas

High-power LED backlight driving

LCD display backlighting

Automotive instrument cluster lighting

Industrial control panel lighting

General lighting and signage applications

Product Lifecycle

The LP8556 is an active product and is not nearing discontinuation. There are no direct equivalent or alternative models available from Texas Instruments. For the latest product information or to discuss your specific application needs, please contact our website's sales team.