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LP3931 - Dual RGB LED Driver

Datasheet Summary

Description

The LP3931 is a RGB LED driver with high current boost DC-DC converter designed for portable wireless applications.

It contains 2 sets of RGB LED drivers that are PWM-driven with programmable color, intensity and blinking patterns.

Features

  • 1.
  • 2 High Efficiency Programmable 300 mA Magnetic Boost DC-DC converter.
  • 2 separately controlled PWM RGB LED drivers with programmable color, brightness, turn on/off slopes and blinking patterns.
  • FLASH function with up to 6 outputs, each up to 120 mA.
  • Functions software controlled through SPI interface.
  • Additional LED on/off and dimming hardware control.
  • Programmable low current Standby mode.
  • Low voltage digital interface down to 1.8.

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Datasheet preview – LP3931

Datasheet Details

Part number LP3931
Manufacturer Texas Instruments
File Size 448.77 KB
Description Dual RGB LED Driver
Datasheet download datasheet LP3931 Datasheet
Additional preview pages of the LP3931 datasheet.

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Full PDF Text Transcription

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OBSOLETE LP3931 www.ti.com SNVS303A – AUGUST 2004 – REVISED OCTOBER 2011 LP3931 Dual RGB LED Driver with High Current Boost DC-DC Converter Check for Samples: LP3931 FEATURES 1 •2 High Efficiency Programmable 300 mA Magnetic Boost DC-DC converter • 2 separately controlled PWM RGB LED drivers with programmable color, brightness, turn on/off slopes and blinking patterns • FLASH function with up to 6 outputs, each up to 120 mA • Functions software controlled through SPI interface • Additional LED on/off and dimming hardware control • Programmable low current Standby mode • Low voltage digital interface down to 1.
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