1 features ? rectangular led rf performance C 450 & 460 nm C 70 mw min ? low forward voltage - 3.2 vf typical at 50 ma ? maximum dc forward current C 150 ma ? 1000-v esd threshold rating ? ingan junction on thermally conductive sic substrate applications ? large lcd backlighting C television ? general illumination ? medium lcd backlighting C portable pcs C monitors ? led video displays ? white leds tr3547? leds c xxx tr3547-s xx 00 data sheet crees tr3547 leds are the next generation of solid-state led emitters that combine highly effcient ingan materials with crees proprietary device technology and silicon-carbide substrates to deliver superior value for the tv-backlighting and general-illumination markets. the tr3547 leds are among the brightest in the top-view market while delivering a low forward voltage, resulting in a very bright and highly effcient solution. the design is optimally suited for industry- standard top-view packages. c xxx tr3547-s xx 00 chip diagram d a t a s h e e t : c p r 3 f j r e v . - top view bottom view die cross section anode (+) 90 m diameter tr3547 led 470 x 350 m junction 430 x 310 m t = 155 m bottom area 320 x 200 m cathode (-) 98 x 98 m subject to change without notice. www.cree.com
2 maximum ratings at t a = 25c notes 1&3 c xxx tr3547-s xx 00 dc forward current 150 ma peak forward current (1/10 duty cycle @ 1 khz) 200 ma led junction temperature 150c reverse voltage 5 v operating temperature range -40c to +100c storage temperature range -40c to +100c electrostatic discharge threshold (hbm) note 2 1000 v electrostatic discharge classifcation (mil-std-883e) note 2 class 2 typical electrical/optical characteristics at t a = 25c, if = 50 ma note 3 part number forward voltage (v f , v) reverse current [i(vr=5v), a] full width half max ( d , nm) min. typ. max. max. typ. c450tr3547-s xx 00 2.9 3.2 3.5 2 20 c460tr3547-s xx 00 2.9 3.2 3.5 2 21 mechanical specifcations c xxx tr3547-s xx 00 description dimension tolerance p-n junction area (m) 310 x 430 35 chip area (m) 350 x 470 35 chip thickness (m) 155 15 au bond pad diameter anode (m) 90 -5, +15 au bond pad thicknesses (m) 1.0 0.5 au bond pad area cathode (m) 98 x 98 -5, +15 bottom area (m) 200 x 320 35 notes: 1. maximum ratings are package-dependent. the above ratings were determined using a cree smt package (with silicone encapsulation) for characterization. ratings for other packages may differ. junction temperature should be characterized in a specifc package to determine limitations. assembly processing temperature must not exceed 325c (< 5 seconds). 2. product resistance to electrostatic discharge (esd) according to the hbm is measured by simulating esd using a rapid avalanche energy test (raet). the raet procedures are designed to approximate the maximum esd ratings shown. 3. all products conform to the listed minimum and maximum specifcations for electrical and optical characteristics when assembled and operated at 50 ma within the maximum ratings shown above. effciency decreases at higher currents. typical values given are within the range of average values expected by manufacturer in large quantities and are provided for information only. all measurements were made using lamps in t-1 3/4 packages (with hysol os4000 epoxy encapsulant and silicone die attach). optical characteristics measured in an integrating sphere using illuminance e. copyright ? 2011 cree, inc. all rights reserved. the information in this document is subject to change without notice. cree and the cree logo are registered trademarks, and tr and tr3547 are trademarks of cree, inc. cpr3fj rev. - cree, inc. 4600 silicon drive durham, nc 27703 usa tel: +1.919.313.5300 www.cree.com
3 standard bins for c xxx tr3547-s xx 00 led chips are sorted to the radiant fux and dominant wavelength bins shown. a sorted die sheet contains die from only one bin. sorted die kit (c xxx tr3547-s xxxx ) orders may be flled with any or all bins (c xxx tr3547- xxxx ) contained in the kit. all radiant fux and dominant wavelength values shown and specifed are at if = 50 ma. dominant wavelength (nm) c450tr3547-s7500 c450tr3547-0217 c450tr3547-0218 c450tr3547-0219 c450tr3547-0220 c450tr3547-0213 c450tr3547-0214 c450tr3547-0215 c450tr3547-0216 c450tr3547-0209 c450tr3547-0210 c450tr3547-0211 c450tr3547-0212 c450tr3547-0205 c450tr3547-0206 c450tr3547-0207 c450tr3547-0208 447.5 450 452.5 445 455 94 88 82 76 radiant flux (mw) c460tr3547-s7600 c460tr3547-0217 c460tr3547-0218 c460tr3547-0219 c460tr3547-0220 c460tr3547-0213 c460tr3547-0214 c460tr3547-0215 c460tr3547-0216 c460tr3547-0209 c460tr3547-0210 c460tr3547-0211 c460tr3547-0212 c460tr3547-0205 c460tr3547-0206 c460tr3547-0207 c460tr3547-0208 dominant wavelength (nm) 457.5 460 462.5 455 465 radiant flux (mw) 94 88 82 76 copyright ? 2011 cree, inc. all rights reserved. the information in this document is subject to change without notice. cree and the cree logo are registered trademarks, and tr and tr3547 are trademarks of cree, inc. cpr3fj rev. - cree, inc. 4600 silicon drive durham, nc 27703 usa tel: +1.919.313.5300 www.cree.com
4 characteristic curves these are representative measurements for the tr led product. actual curves will vary slightly for the various radiant fux and dominant wavelength bins. 0 20 40 60 80 100 120 320 420 520 620 relative intensity (%) wavelength (nm) relative intensity vs peak wavelength 0% 50% 100% 150% 200% 250% 300% 350% 400% 0 50 100 150 200 relative light intensity if (ma) relative intensity vs. forward current - 2 - 1 0 1 2 0 50 100 150 200 dominant wavelength shift (nm) if (ma) wavelength shift vs. forward current 0% 50% 100% 150% 200% 250% 300% 350% 400% 0 50 100 150 200 relative light intensity if (ma) relative intensity vs. forward current - 2 - 1 0 1 2 0 50 100 150 200 dominant wavelength shift (nm) if (ma) wavelength shift vs. forward current 0 50 100 150 200 0 1 2 3 4 5 if (ma) vf (v) forward current vs. forward voltage copyright ? 2011 cree, inc. all rights reserved. the information in this document is subject to change without notice. cree and the cree logo are registered trademarks, and tr and tr3547 are trademarks of cree, inc. cpr3fj rev. - cree, inc. 4600 silicon drive durham, nc 27703 usa tel: +1.919.313.5300 www.cree.com
5 copyright ? 2009, cree, inc. confidential copyright ? 2009, cree, inc. confidential pg. 1 radiation pattern this is a representative radiation pattern for the tr led product. actual patterns will vary slightly for each chip. copyright ? 2011 cree, inc. all rights reserved. the information in this document is subject to change without notice. cree and the cree logo are registered trademarks, and tr and tr3547 are trademarks of cree, inc. cpr3fj rev. - cree, inc. 4600 silicon drive durham, nc 27703 usa tel: +1.919.313.5300 www.cree.com
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