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LP5526 - Lighting Management

General Description

LP5526 is a Lighting Management Unit for portable applications.

It is used to drive display backlights, keypad LEDs, RGB LEDs and camera flash LEDs.

LP5526 can drive 2 separately connected strings of LEDs with high voltage boost converter.

Key Features

  • 1.
  • 2 High efficiency boost converter with programmable output voltage up to 20V.
  • 2 individual drivers for serial display backlight LEDs.
  • Automatic dimming controller.
  • Stand alone RGB controller.
  • Dedicated flash function.
  • Safety function to avoid prolonged flash.
  • 3 general purpose IO pins.
  • 25-bump micro SMD Package: (2.54mm x 2.54mm x 0.6mm).

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📁 Similar Datasheet

Brand Logo Part Number Description Manufacturer
National Semiconductor Logo LP5526 Lighting Management National Semiconductor

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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LP5526 www.ti.com SNVS431C – FEBRUARY 2006 – REVISED JULY 2009 LP5526 Lighting Management Unit with High Voltage Boost Converter with up to 150mA Serial FLASH LED Driver Check for Samples: LP5526 FEATURES 1 •2 High efficiency boost converter with programmable output voltage up to 20V • 2 individual drivers for serial display backlight LEDs • Automatic dimming controller • Stand alone RGB controller • Dedicated flash function • Safety function to avoid prolonged flash • 3 general purpose IO pins • 25-bump micro SMD Package: (2.54mm x 2.54mm x 0.6mm) APPLICATIONS • Cellular Phones and PDAs • MP3 Players • Digital Cameras DESCRIPTION LP5526 is a Lighting Management Unit for portable applications. It is used to drive display backlights, keypad LEDs, RGB LEDs and camera flash LEDs.