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Cree Silicon Carbide Power White Paper: Cree SiC MOSFETs Enable LED Drivers with Unparalleled Cost/Performance
For high-bay and outdoor lighting fixtures, the cost of LED driver electronics is reported to be 17 percent of the total fixture cost. An additional 40 percent of the fixture cost comes from the mechanical, thermal and electrical portions of the fixture [1]. These portions help support the weight and volume of the LED driver, as well as protect the driver against surge events, such as lightning...
متن کاملCree XLamp Long-Term Lumen Maintenance
Copyright © 2008-2016 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree® and XLamp® are registered trademarks and the Cree logo is a trademark of Cree, Inc. ENERGY STAR® is a registered trademark of the U.S. Environmental Protection Agency. Other trademarks are the property of their respective owners. This document is provided for informa...
متن کاملCree XLamp LEDs Solder Joint Reliability Study
Copyright © 2013-2017 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree® and XLamp® are registered trademarks and the Cree logo is a trademark of Cree, Inc. ENERGY STAR® is a registered trademark of the U.S. Environmental Protection Agency. Other trademarks, product, and company names are the property of their respective owners and do not...
متن کاملCree infant care practices and sudden infant death syndrome.
OBJECTIVE To identify contemporary Cree infant care practices and any risk factors associated with Sudden Infant Death Syndrome. METHODS A questionnaire conducted and recorded in the homes of 70 Cree women (83% of sample available) with infants under 12 months of age, living full time on a Cree reserve. Participatory observation was also used with mothers who agreed to demonstrate certain fea...
متن کاملWord-order and the Interpretation of Nominals in Plains Cree
Until recently, Algonquian linguistic research has not considered word order and phrase structure to be particularly important components of these languages. The decision to exclude phrase structure from discussion is based on the seemingly erratic distribution of constituents in an Algonquian utterance when the traditional Algonquianist categories of noun, verb, and particle (i.e. everything t...
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ژورنال
عنوان ژورنال: Canadian Journal of Communication
سال: 1984
ISSN: 1499-6642,0705-3657
DOI: 10.22230/cjc.1984v10n3a351