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LM3553 1.2A Dual Flash LED Driver

LM3553 Description

LM3553 www.ti.com SNVS414B * FEBRUARY 2008 * REVISED MAY 2013 LM3553 1.2A Dual Flash LED Driver System with I2C Compatible Interfac.
The LM3553 is a fixed frequency, current mode stepup DC/DC converter with two regulated current sinks.

LM3553 Features

* 1
* 2 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
* Drives 1 LED with 1.2A from

LM3553 Applications

* Camera Phone LED Flash
* Smartphone and PDA Flash

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1.2A Dual Flash LED Driver Texas Instruments
Texas Instruments LM3553-like datasheet