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Analog Circuit Design Volume Three by John Hamburger, Bob Dobkin

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Chapter 286

100V controller drives high power LED strings from just about any input

Keith Szolusha

Abstract

The LT3756 controller, a versatile high power LED driver that has all the features required for large (and small) strings of high power LEDs, is described.

Keywords

High power LED string

LT3756 LED driver

Introduction

Strings of high power solid-state LEDs are replacing traditional lighting technologies in large area and high lumens light sources because of their high quality light output, unmatched durability, relatively low lifetime cost, constant-color dimming and energy efficiency. The list of applications grows daily, including LCD backlights and projection, industrial and architectural lighting, automotive lights, streetlights, ...

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