LM2754 800mA Switched Capacitor Flash LED Driver

National Semiconductor

Description

www.DataSheet4U.com LM2754 800mA Switched Capacitor Flash LED Driver with Time-Out Protection September 2006 LM2754 800mA Switched Capacitor Flash .
The LM2754 is an integrated low noise, high current switched capacitor DC/DC converter with four regulated current sinks.

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Datasheet Specifications

Part number: LM2754
Manufacturer: National Semiconductor
File Size: 1.05 MB
Datasheet: LM2754_NationalSemiconductor.pdf
Description: 800mA Switched Capacitor Flash LED Driver

Features

* n n n n n n n n n n n n n n n Up to 800mA Output Current Wide Operating Input Voltage Range: 2.8V to 5.5V Drives 1, 2, 3 or 4 LEDs in Parallel Ability to Disable One Current Sink Via the SEL Pin to Accommodate 3-LED Flash Modules Time-Out Circuitry Limits Flash Duration to 1 Second TX Input Ensures

Applications

* n Camera Flash in Mobile Phones n Flash for Digital Cameras n Supplies for DSP’s, Microprocessors, Memory, MP3 Players, Pagers, Other Portable Devices Typical Application Circuit 20202801 © 2006 National Semiconductor Corporation DS202028 www. national. com LM2754 Connection Diagram LM2754 24-p

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LM2754 800mA Switched Capacitor Flash LED Driver National Semiconductor

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