LM3553 1.2A Dual Flash LED Driver System

National Semiconductor

Description

LM3553 1.2A Dual Flash LED Driver System with I2C Compatible Interface www.DataSheet4U.com March 6, 2008 LM3553 1.2A Dual Flash LED Driver System w.
The LM3553 is a fixed frequency, current mode step-up DC/ DC converter with two regulated current sinks.

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Datasheet Specifications

Part number: LM3553
Manufacturer: National Semiconductor
File Size: 435.91 KB
Datasheet: LM3553_NationalSemiconductor.pdf
Description: 1.2A Dual Flash LED Driver System

Features

* Accurate and Programmable LED Current up to 1.2A in
* 128 Steps Total Solution Size < 30mm2 90% Peak Efficiency Drives 2 LEDs in Series with 1.2A from 5V Input Drives 2 LEDs in Series with 600mA from 3.0V Input D

Applications

* Camera Phone LED Flash
* Smartphone and PDA Flash

LM3553 Distributors

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LM3553 1.2A Dual Flash LED Driver System National Semiconductor

National Semiconductor LM3553-like datasheet