TLHW490. vishay semiconductors preliminary 1 (6) rev. a1, 04-apr-01 www.vishay.com document number 83161 white led in 3mm t1 waterclear package color type technology angle of half intensity white TLHW490. ingan / yag on sic 16 description high intensity led with typical color coordinates x = 0.33, y = 0.33 (typical color temperature 5500k). this led emits white light with a high color rendering index. the emission spectrum is tuned for ideal white, without the impression of being blue shaded or ocoldo. the package is a standard 3mm. the internal reflector is filled with a compound of yag phosphor and an elastic resin. therefore the chip is better protected against temperature cycle stress. the phosphor converts the blue emission of the ingan chip partially to amber, which mixes with the remaining blue to produce white. features high efficient ingan technology chromaticity coordinate categorized according to cie1931 per packing unit typical chromaticity coordinates x = 0.33; y = 0.33 typical color temperature 5500k esd class 1 small viewing angle, high luminous intensity chip embedded in elastic resin, improved robustness against temperature cycle stress 96 11675 applications indicator and backlighting indoor and outdoor message panels alternative to incandescent lamps marker lights
TLHW490. vishay semiconductors preliminary 2 (6) rev. a1, 04-apr-01 www.vishay.com document number 83161 absolute maximum ratings t amb = 25 c, unless otherwise specified TLHW490. parameter test conditions symbol value unit reverse voltage v r 5 v dc forward current t amb 3 50 c i f 30 ma surge forward current t p 3 10 s i fsm 0.1 a power dissipation t amb 3 50 c p v 126 mw junction temperature t j 100 c operating temperature range t amb 40 to +100 c storage temperature range t stg 40 to +100 c soldering temperature t 3 5 s t sd 260 c thermal resistance junction/ambient r thja 400 k/w optical and electrical characteristics t amb = 25 c, unless otherwise specified white ( TLHW490. ) parameter test conditions type symbol min typ max unit luminous intensity i f =20ma TLHW4900 i v 240 500 mcd luminous intensity i f = 20 ma TLHW4901 i v 240 860 mcd luminous flux i f = 20 ma v 250 mlm chromaticity coordinate x acc. to cie 1931 i f = 20 ma x 0.33 chromaticity coordinate y acc. to cie 1931 i f = 20 ma y 0.33 angle of half intensity i f = 20 ma j + 16 deg forward voltage i f = 20 ma v f 3.5 4.2 v reverse voltage i r = 10 a v r 5 v temperature coefficient of v f i f = 20 ma tc v 4 mv/k temperature coefficient of i v i f = 20 ma tc i 0.5 % / k chromaticity coordinate classification gro p x y gro u p min max min max 3 0.280 0.325 0.210 0.340 4 0.305 0.350 0.260 0.390 5 0.330 0.375 0.310 0.440
TLHW490. vishay semiconductors preliminary 3 (6) rev. a1, 04-apr-01 www.vishay.com document number 83161 typical characteristics (t amb = 25 c, unless otherwise specified) 0 20 40 60 80 100 120 140 0 20406080100 t amb ambient temperature ( c ) 16803 p power dissipation ( mw ) v figure 1 power dissipation vs. ambient temperature 0 5 10 15 20 25 30 35 0 20406080100 t amb ambient temperature ( c ) 16804 i forward current ( ma ) f figure 2 forward current vs. ambient temperature 0.01 0.10 1.00 10.00 1 10 100 i f forward current ( ma ) 16194 i relative luminous intensity vrel figure 3 relative luminous intensity vs. forward current 1 10 100 2 2.5 3.0 3.5 4.0 4.5 5.0 v f forward voltage ( v ) 16195 f i forward current ( ma ) figure 4 forward current vs. forward voltage 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 400 450 500 550 600 650 700 750 800 wavelength ( nm ) 16196 i relative luminous intensity vrel figure 5 relative luminous intensity vs. wavelength 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 0 102030405060708090100 t amb ambient temperature ( c ) 16197 i relative luminous intensity vrel i f = 10 ma figure 6 rel. luminous intensity vs. ambient temperature
TLHW490. vishay semiconductors preliminary 4 (6) rev. a1, 04-apr-01 www.vishay.com document number 83161 0.315 0.320 0.325 0.330 0.335 0.340 0.345 0 102030405060 i f forward current (ma) 16198 f chromaticity coordinate shift (x,y) x y white figure 7 chromaticity coordinate shift vs. forward current 3.45 3.50 3.55 3.60 3.65 3.70 3.75 3.80 3.85 3.90 3.95 0 102030405060708090100 t amb temperature ( 5 c ) 16199 i forward voltage ( v ) f figure 8 forward voltage vs. ambient temperature 0.4 0.2 0 0.2 0.4 0.6 95 10044 0.6 0.9 0.8 0 5 30 5 10 5 20 5 40 5 50 5 60 5 70 5 80 5 0.7 1.0 i relative luminous intensity v rel figure 9 rel. luminous intensity vs. angular displacement ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? 0.2 0.25 0.30 0.35 0.40 0.45 0.50 0.2 0.25 0.30 0.35 0.40 0.45 0.50 16284 coordinates of colorgroups a = 20000k b = 10000k c = 7000k d = 6000k e = 5000k f = 4000k a b c d e f 3 4 5 . . a d65 coordinates of colorgroups figure 10 coordinates of colorgroups
TLHW490. vishay semiconductors preliminary 5 (6) rev. a1, 04-apr-01 www.vishay.com document number 83161 dimensions in mm 16811
TLHW490. vishay semiconductors preliminary 6 (6) rev. a1, 04-apr-01 www.vishay.com document number 83161 ozone depleting substances policy statement it is the policy of vishay semiconductor gmbh to 1. meet all present and future national and international statutory requirements. 2. regularly and continuously improve the performance of our products, processes, distribution and operating systems with respect to their impact on the health and safety of our employees and the public, as well as their impact on the environment. it is particular concern to control or eliminate releases of those substances into the atmosphere which are known as ozone depleting substances ( odss ). the montreal protocol ( 1987 ) and its london amendments ( 1990 ) intend to severely restrict the use of odss and forbid their use within the next ten years. various national and international initiatives are pressing for an earlier ban on these substances. vishay semiconductor gmbh has been able to use its policy of continuous improvements to eliminate the use of odss listed in the following documents. 1. annex a, b and list of transitional substances of the montreal protocol and the london amendments respectively 2 . class i and ii ozone depleting substances in the clean air act amendments of 1990 by the environmental protection agency ( epa ) in the usa 3. council decision 88/540/eec and 91/690/eec annex a, b and c ( transitional substances ) respectively. vishay semiconductor gmbh can certify that our semiconductors are not manufactured with ozone depleting substances and do not contain such substances. we reserve the right to make changes to improve technical design and may do so without further notice. parameters can vary in different applications. all operating parameters must be validated for each customer application by the customer. should the buyer use vishay semiconductors products for any unintended or unauthorized application, the buyer shall indemnify vishay semiconductors against all claims, costs, damages, and expenses, arising out of, directly or indirectly, any claim of personal damage, injury or death associated with such unintended or unauthorized use. vishay semiconductor gmbh, p.o.b. 3535, d-74025 heilbronn, germany telephone: 49 ( 0 ) 7131 67 2831, fax number: 49 ( 0 ) 7131 67 2423
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