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LM27964

Part Number	LM27964
Manufacturer	National Semiconductor
Description	White LED Driver System
Published	Jan 12, 2009
Detailed Description	LM27964 White LED Driver System with I2C Compatible Brightness Control August 2007 LM27964 White LED Driver System wit...
Datasheet	LM27964 PDF File

Overview

LM27964 White LED Driver System with I2C Compatible Brightness Control August 2007 LM27964 White LED Driver System with I2C Compatible Brightness Control General Description The LM27964 is a charge-pump-based white-LED driver that is ideal for mobile phone display backlighting.
The LM27964 can drive up to 6 LEDs in parallel along with multiple keypad LEDs, with a total output current up to 180mA.
Regulated internal current sources deliver excellent current matching in all www.
DataSheet4U.
com LEDs.
The LED driver current sources are split into two independently controlled groups.
The primary group (4 LEDs) can be used to backlight the main phone display and the second group (2 LEDs) can be ...

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