everlight electronics co.,ltd. technical data sheet high power led ? 3w ehp-a18ls/ct01c-p03 everlight electronics co., ltd. http://www.ev erlight.com rev. 1 page: 1 of 10 device no. : dhe-0000041 prepared date: oct. 15, 2008 prepared by: brady chou features z feature of the device: small package with high efficiency z typical color temperature: 6500 k. z typical view angle: 120. z typical light flux output:110 lm @ 700ma. z esd protection. z soldering methods: smt. z grouping parameter: total luminous flux, color temperature. z typical optical efficiency: 46 lm/w. z thermal resistance (junction to lead): 9 k/w. z the product itself will remain within rohs compliant version applications z tft lcd display backlight z decorative and entertainment illumination z signal and symbol luminaries for orientation marker lights (e.g. steps, exit ways, etc.) z exterior and interior automotive illumination materials items description housing black body heat resistant polymer encapsulating resin silicone resin lens silicone electrodes ag plating copper alloy die attach eutetic film chip ingan
everlight electronics co.,ltd. ehp-a18ls/ct01c-p03 everlight electronics co., ltd. http://www.ever light.com rev. 1 page: 2 of 10 device no. : dhe-0000041 prepared date: oct. 15, 2008 prepared by: brady chou dimensions notes: 1. dimensions are in millimeters. 2. tolerances unless dimensions 0.25mm.
everlight electronics co.,ltd. ehp-a18ls/ct01c-p03 everlight electronics co., ltd. http://www.ever light.com rev. 1 page: 3 of 10 device no. : dhe-0000041 prepared date: oct. 15, 2008 prepared by: brady chou maximum ratings ( t ambient =25oc ) parameter symbol rating unit operating temperature t opr -40 ~ +85 oc storage temperature t stg -40 ~ +110 oc junction temperature t j 125 oc pulse forward current i f 1000 ma power dissipation p d 4.0 w junction to heat-sink thermal resistance r th 9 k/w electro-optical characteristics ( t ambient =25oc ) parameter bin symbol min typ. max unit condition k4 85 ---- 100 k5 100 ---- 130 n1 130 ---- 160 luminous flux (1) n2 v 160 ---- 200 lm v2 3.25 ---- 3.55 v3 3.55 ---- 3.85 v4 3.85 ---- 4.15 forward voltage (2) v5 v f 4.15 ---- 4.45 v viewing angle (3) ---- 2 1/2 ---- 120 ---- deg color temperature ---- cct 4500 6500 10000 k i f =700ma note. 1. luminous flux measurement tolerance: 10% 2. forward voltage measurement tolerance: 0.1v 3. 2 1/2 is the off axis angle from lamp centerline where the luminous intensity is 1/2 of the peak value.
everlight electronics co.,ltd. ehp-a18ls/ct01c-p03 everlight electronics co., ltd. http://www.ever light.com rev. 1 page: 4 of 10 device no. : dhe-0000041 prepared date: oct. 15, 2008 prepared by: brady chou cool-white bin structure standard specification part number cct range(k) color bins brightness range(lm) ehp-a18ls/ct01c-p03/4556/y/k4k5 4500-5650 v5 v6 u5 u6 85-130 ehp-a18ls/ct01c-p03/5670/y/k4k5 5650-7000 x5 x6 w5 w6 85-130 ehp-a18ls/ct01c-p03/4556/y/n1n2 4500-5650 v5 v6 u5 u6 130-200 ehp-a18ls/ct01c-p03/5670/y/n1n2 5650-7000 x5 x6 w5 w6 130-200
everlight electronics co.,ltd. ehp-a18ls/ct01c-p03 everlight electronics co., ltd. http://www.ever light.com rev. 1 page: 5 of 10 device no. : dhe-0000041 prepared date: oct. 15, 2008 prepared by: brady chou relative spectral distribution, i f =700ma, t ambient =25oc forward voltage vs forward current, t a m b i e n t =25oc relative luminous intensity vs forward current , t a m b i e n t =25oc forward current derating curve, deratin g based on t j ma x =125c typical electro-optical characteristics curves 400 500 600 700 800 0.0 0.2 0.4 0.6 0.8 1.0 relative luminous intenstiy wavelength(nm) 0 200 400 600 800 1000 2.8 3.0 3.2 3.4 3.6 3.8 4.0 4.2 relative forward voltage (v) forward current ( ma ) 0 200 400 600 800 1000 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 relative luminous intensity forward current (ma) 0 20 40 60 80 100 120 0 100 200 300 400 500 600 700 800 forward current (ma) bottom lead temperature ( c )
everlight electronics co.,ltd. ehp-a18ls/ct01c-p03 everlight electronics co., ltd. http://www.ever light.com rev. 1 page: 6 of 10 device no. : dhe-0000041 prepared date: oct. 15, 2008 prepared by: brady chou -80-60-40-20 0 20406080 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 relative luminous intensity degree ( 2 ) typical representative spatial radiation pattern
everlight electronics co.,ltd. ehp-a18ls/ct01c-p03 everlight electronics co., ltd. http://www.ever light.com rev. 1 page: 7 of 10 device no. : dhe-0000041 prepared date: oct. 15, 2008 prepared by: brady chou label explanation cpn: customer?s production number p/n : production number qty: packing quantity cat: luminous ranks hue: dominant wavelength ref: reference lot no: lot number made in taiwan: production place tube packing specifications 1. tube 2. inner carton 3. outside carton z packing quantity 1. 65 pcs / per tube 2. 20 tubes / inner carton 3. 12 inner cartons / outside carton
everlight electronics co.,ltd. ehp-a18ls/ct01c-p03 everlight electronics co., ltd. http://www.ever light.com rev. 1 page: 8 of 10 device no. : dhe-0000041 prepared date: oct. 15, 2008 prepared by: brady chou reliability test items and results stress test stress condition stress duration solderability tsol=230 , 5sec 1 times reflow tsol=260 , 10sec, 6min 3 times thermal shock h 110 20min. ' 10sec. 'l 40 20min. 500 cycles temperature cycle h 100 30min. ' 5min. 'l 40 30min. 1000 cycles high temperature/humidity reverse bias ta=85 , rh=85% 1000hours high temperature/humidity operation ta=85 , rh=60%, if=320ma 1000hours high temperature storage ta=110 1000hours low temperature storage ta=-40 1000hours intermittent operational life ta=25 , if=1000ma 30ms on/ 2500ms off 1000hours high temperature operation life #1 ta=55 , if=600ma 1000hours high temperature operation life #2 ta=85 , if=320ma 1000hours high temperature operation life #3 ta=100 , if=225ma 1000hours low temperature operation life ta=-40 , if=700ma 1000hours power temperature cycle h 85 15min. ' 5min. 'l 40 15min. if=320ma,2min on/off 1000cycles esd human body model 2000v, interval:0.5sec 3 times esd machine model 200v, interval:0.5sec 3 times *lm: brightness attenuate difference(1000hrs) 50% *vf: forward voltage difference 20%
everlight electronics co.,ltd. ehp-a18ls/ct01c-p03 everlight electronics co., ltd. http://www.ever light.com rev. 1 page: 9 of 10 device no. : dhe-0000041 prepared date: oct. 15, 2008 prepared by: brady chou precautions for use 1. over-current-proof though ehp-a18 has conducted esd protection mechanism, customer must not use the device in reverse and should apply resistors for extra protection. otherwise slight voltage shift may cause enormous current change and burn out failure would happen. 2. storage i. do not open moisture proof bag before the products are ready to use. ii. before opening the package, the leds should be kept at 30 or less and 90%rh or less. iii. the leds should be used within a year. iv. after opening the package, the leds should be kept at 30 or less and 70%rh or less. v. the leds should be used within 168 hours (7 days) after opening the package. vi. if the moisture absorbent material (silicone gel) has faded away or the leds have exceeded the storage time, baking treatment should be performed using the following conditions. vii. pre-curing treatment : 605 for 24 hours. 3. thermal management i. for maintaining the high flux output and achieving reliability, ehp-a18 series led package should be mounted on a metal core printed circuit board (mcpcb) with proper thermal connection to dissipate approximately 3w of thermal energy under 700ma operation. ii. special thermal designs are also recommended to take in outer heat sink design, such as fr4 pcb on aluminum with thermal vias or fpc on al uminum with thermal conductive adhesive, etc. iii. sufficient thermal management must be conducted, or the die junction temperature will be over the limit under large electronic driving and led lifetime will decrease critically.
everlight electronics co.,ltd. ehp-a18ls/ct01c-p03 everlight electronics co., ltd. http://www.ever light.com rev. 1 page: 10 of 10 device no. : dhe-0000041 prepared date: oct. 15, 2008 prepared by: brady chou 4. soldering condition i. lead reflow soldering temperature profile ii. reflow soldering should not be done more than two times. iii. while soldering, do not put stress on the leds during heating. iv. after soldering, do not warp the circuit board 5. soldering iron i. for prototype builds or small series production runs it is possible to place and solder the led by hand. ii. dispensing thermal conductive glue or grease on the substrates and follow its curing spec. press led housing to closely connect led and substrate. iii. it is recommended to hand solder the leads with a solder tip temperature of 280c for less than 3 seconds within once in less than the soldering iron capacity 25w. leave two seconds and more intervals, and do soldering of each terminal. iv. be careful because the damage of the product is often started at the time of the hand solder.
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