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LP3936 Datasheet Lighting Management

Manufacturer: National Semiconductor (now Texas Instruments)

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General Description

LP3936 is a complete lighting management system designed for portable wireless applications.

It contains a boost DC/DC converter, 4 white LED drivers to drive the main LCD panel backlight, 2 white LED drivers for sub-LCD panel and 1 set of RGB LED drivers.

Both WLED groups have 8-bit programmable constant current drivers that are separately adjustable and matched to 1% (typ.).

Overview

LP3936 Lighting Management System for Six White LEDs and One RGB or FLASH LED June 2004 LP3936 Lighting Management System for Six White LEDs and One RGB or FLASH.

Key Features

  • n High Efficiency 250 mA Magnetic Boost DC-DC Converter with Programmable Output Voltage n PWM controlled RGB LED drivers with programmable color, brightness, turn on/off slopes and blinking n FLASH function with 3 drivers, each up to 120 mA current n 4 constant current White LED drivers with programmable 8-bit adjustment (0 … 25 mA/LED) n 2 constant current White LED drivers with programmable 8-bit adjustment (0 … 25 mA/LED) n 8-bit ADC for ambient light sensor with averaging n Combined MicroWi.

📁 Similar Datasheet

Brand Logo Part Number Description Manufacturer
Texas Instruments Logo LP3936 Lighting Management Texas Instruments

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