flux characteristics (t j =85 0 c--white) c o l o r t e m p e r a t u r e c c t ( t y p . ) ( 0 k ) * m i n . f l u x ( l m ) @ 3 5 0 m a k i t u s e d cool white 6000--6500 130 0g51 neutral white 4750--5000 122 0ge3 warm white 3000--3250 100 lae7 *see cree specifcations cree xte series designed to accelerate led lighting adoption, the xte led delivers up to 148 lumens and 148 lumens per watt in cool white (6000k) or up to 114 lumens and 114 lumens per watt in warm white (3000k), both at 350 ma and 85 0 c. f e a t u r e s > cw effcacy of up to 148lm/w (@85 0 c, 350ma) > wide viewing angle: 115--140 0 > thermal resistance: 5 0 c/w > maximum drive current: 1.5a a p p l i c a t i o n s > non-directional > directional > downlight > consumer portable *absolute maximum ratings (note 1) i t e m s s y m b o l r a t i n g u n i t forward current (note 2) i f 1500 m a forward voltage (@350ma, 85 0 c) v f 3.4 v reverse voltage v r -5.0 v temperature coeffcient of forward voltage v tc -2.5 mv/ 0 c operating temperature at t c point (note 2&3) t opr 100 0 c junction temperature t j 150 0 c esd classifcation (hbm per mil-std-883d) -- class 2 -- cree xte series on board global headquarters, 3 northway lane north, latham, ny 12110, usa www.marktechopto.com toll free: 1-800-984-5337 ? phone: 518-956-2980 ? fax: 518-785-4725 ? email: info@marktechopto.com 1 2012-04-18 * exceeding maximum ratings may damage the led and cause potential safety hazards. * elevated operating temperatures can be expected to negatively impact the service life (lumen output) * all data is related to entire assembly. data refects statistical mean values. actual data may differ depending on variances in the manufacturing process. * end users need to take into account the lumen depreciation as the temperature rises with various thermal solutions installed. * it is highly recommended for the user to review the cree xte series page for additional and most recent technical data at http://www.cree.com/led-components-and-modules/products/xlamp/discrete-directional/xlamp-xte-white
global headquarters, 3 northway lane north, latham, ny 12110, usa www.marktechopto.com toll free: 1-800-984-5337 ? phone: 518-956-2980 ? fax: 518-785-4725 ? email: info@marktechopto.com cree xte series on board 2 2012-04-18 note 1: using continuously under elevated loads (i.e. the application of high temperature/current/voltage or a signifcant change in temperature, etc.) may cause this product to signifcantly decrease in reliability even if the operating conditions are within the absolute maximum ratings. note 2: the thermal resistance from the led junction to ambient temperature, rth(j-a), should be kept below 10 0 c/w so that the led is not exposed to a condition beyond the absolute maximum ratings. note 3: the temperature of the led assembly must be measured at the t c -point according to en60598-1 in a thermally constant status with a temperature sensor or a temperature sensitive label. hardware (not included) > mount with #4 machine screws. > 16awg maximum wire gauge. > use only with constant current power supplies. pcb fabrication > layer count: 1 > core material: 6061-t6 aluminum > single layer copper weight: 1oz > solder mask: white > finishing plating: pb free hasl the information contained herein is subject to change without notice.
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