CLD-AP72 Datasheet, PDF (1/12 Pages) Cree, Inc – Cree® XLamp® A19 Reference Overview

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Cree^® XLamp^® A19 Reference Overview
Table of Contents
Introduction......................................................... 1
A19 Lighting Requirements.................................... 2
Design Goals........................................................ 6
Estimate Efficiencies............................................. 7
Implementations and Analysis...............................10
Conclusions........................................................12
Introduction
Within the past year the LED industry has begun
producing white, high power LEDs in sufficient volume
that value-priced light bulbs are now practical consumer
products. In North America many retailers now have
LED bulbs as part of their inventory of lighting products.
Most LED replacement lamps or LED light bulbs pose
significant design problems in managing thermal
equilibrium. These problems were always less severe for
gas discharge and filament lamps because these lamps
are inherently convective and dissipate heat through
the same path as the light. LEDs, whose thermal load
Reliance on any of the information provided in this Application Note is at the user’s sole risk. Cree and its affiliates make no warranties or representations
about, nor assume any liability with respect to, the information in this document or any LED-based lamp or luminaire made in accordance with this
reference design, including without limitation that the lamps or luminaires will not infringe the intellectual property rights of Cree or a third party.
Luminaire manufacturers who base product designs in whole or part on any Cree Application Note or Reference Design are solely responsible for the
compliance of their products with all applicable laws and industry requirements.
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logo and XLamp^® are registered trademarks of Cree, Inc. For product specifications, please see the data sheets available at www.cree.com.
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