LM3642 1.5-A Synchronous Boost LED Flash Driver

Texas Instruments

Description

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM3642 SNVS891H * SEPTEMBER 2012 * REVISED S.
The LM3642 is a 4-MHz fixed-frequency synchronous boost converter plus 1.

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Datasheet Specifications

Part number: LM3642
Manufacturer: Texas Instruments ↗
File Size: 962.29 KB
Datasheet: LM3642-etcTI.pdf
Description: 1.5-A Synchronous Boost LED Flash Driver

Features

* 1 1.5-A High-Side Current Source for Single LED
* > 85% Efficiency in Torch Mode (at 100 mA) and Flash Mode (at 1 A to 1.5 A)
* Accurate Programmable Flash LED Current from 93 mA to 1.5 A
* Accurate Programmable Torch LED Currents:
* 48.4 mA to 375 mA

LM3642 Distributors

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LM3642 1.5-A Synchronous Boost LED Flash Driver Texas Instruments

Texas Instruments LM3642-like datasheet