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LP3931

Part Number	LP3931
Manufacturer	National Semiconductor
Description	Dual RGB LED Driver
Published	Apr 4, 2010
Detailed Description	August 2004 www.DataSheet4U.com LP3931 Dual RGB LED Driver with High Current Boost DC-DC Converter LP3931 Dual RGB LED...
Datasheet	LP3931 PDF File

Overview

August 2004 www.
DataSheet4U.
com LP3931 Dual RGB LED Driver with High Current Boost DC-DC Converter LP3931 Dual RGB LED Driver with High Current Boost DC-DC Converter General 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 PWMdriven with programmable color, intensity and blinking patterns.
They additionally feature a FLASH function to support picture taking with camera-enabled cellular phones.
An efficient magnetic boost DC/DC converter provides the required bias, operating from a single Li-Ion battery.
The DC/DC converter output voltage is user programmable for ada...

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