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LM3559 Synchronous Boost Flash Driver

LM3559 Description

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM3559 SNVS624B * JUNE 2011 * REVISED JUNE 2.
The LM3559 is a 2-MHz fixed-frequency synchronous boost converter with two 900-mA constant current drivers for high-current white LEDs.

LM3559 Features

* 1 Dual High-Side Current Sources Allow for Grounded Cathode LED Operation
* Accurate and Programmable LED Current from 28.125 mA to 1.8 A
* Optimized Flash Current During Low Battery Conditions
* Independent LED Current Source Programmability
* Four Operating

LM3559 Applications

* Camera Phone LED Flash

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Synchronous Boost Flash Driver Texas Instruments
Texas Instruments LM3559-like datasheet