LP3933 Lighting Management

National Semiconductor

Description

LP3933 Lighting Management System for Six White LEDs and Two RGB or FLASH LEDs March 2004 LP3933 Lighting Management System for Six White LEDs and T.
The LP3933 is a complete lighting management system designed for portable wireless applications.

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Datasheet Specifications

Part number: LP3933
Manufacturer: National Semiconductor
File Size: 406.19 KB
Datasheet: LP3933_NationalSemiconductor.pdf
Description: Lighting Management

Features

* n High Efficiency Programmable 300 mA Magnetic Boost DC-DC converter n 2 separately controlled PWM RGB LED drivers with programmable color, brightness, turn on/off slopes and blinking patterns n FLASH function with up to 6 outputs, each up to 120 mA n 4 constant current LED drivers with programmable

Applications

* It contains a boost DC/DC converter, 4 white-LED drivers to drive the main LCD panel backlight, 2 white-LED drivers for the subLCD panel and two sets of RGB/FLASH LED drivers. Both backlight drivers have 8-bit constant current drivers that are separately adjustable and matched to 0.5% (typ. ). The R

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LP3933 Lighting Management National Semiconductor

National Semiconductor LP3933-like datasheet