?????????????????? ? ????????????? lcd ?? t his product is generally used as indicator and illuminant for electronic equipment such as household appliance, communication equipment, and dashboard. and it can also be used as flat backlight for liquid crystal display (lcd). features: features: features: features: ? ? algainp material: algainp ? ? ? emitting color: yellow ? ? ? high l uminous i ntensit y and low power dissipation ? ?? good r eliability and l ong l ife ? ?? rohs ?? complied with rohs directive * * * * ???????? *the *the *the *the specifications specifications specifications specifications of of of of the the the the product product product product may may may may be be be be modified modified modified modified for for for for improvement improvement improvement improvement without without without without notice. notice. notice. notice. LTST-C191KSWT LTST-C191KSWT LTST-C191KSWT LTST-C191KSWT 0603 0603 0603 0603 ?? 0603 0603 0603 0603 chiplight chiplight chiplight chiplight emitting emitting emitting emitting diode diode diode diode ? technical technical technical technical data data data data sheet sheet sheet sheet product specification 1 of 3 4008-318-123 sales@twtysemi.com http://www.twtysemi.com
? ? ? =25 absolute absolute absolute absolute maximum maximum maximum maximum ratings ratings ratings ratings (temperature= (temperature= (temperature= (temperature= 25 25 25 25 c c c c ): ): ): ): parameter symbol ? rating unit forward current i f 25 max ma * p ulse forward current * i fp 100 max ma ? reverse voltage v r 5 max v ? operating temperature t opr -30 ~ +85 ? storage temperature tstg -40 ~ +100 power diss i pation p d 75 max m w * ? 0.1ms ?? 1/10 * note: pulse width 0.1ms, duty 1/10 ? ? =25 electro-optical electro-optical electro-optical electro-optical charasteristics charasteristics charasteristics charasteristics (temperature= (temperature= (temperature= (temperature= 25 25 25 25 c c c c ): ): ): ): parameter symbol condition ? min. ? typ. ? max. unit reverse current i r v r = 5 v 10 a ? forward voltage v f i f = 20 ma 1.8 2.0 v ? peak wavelength p 588 590 594 nm dominant wavelength d 590 nm ? spectrum radiation bandwidth ? 20 nm ? luminous intensity i v 80 100 150 mcd ?? view angle 2 1/2 130 deg. ? electrical electrical electrical electrical characteristics characteristics characteristics characteristics product specification 2 of 3 4008-318-123 sales@twtysemi.com http://www.twtysemi.com
? test items test conditions quantity ?? judging criteria ? solderability ?? solder temperature 300 ?? solder duration 3.5 0.5 sec. 15 ? 95% solderable area over 95% ???? ?? thermal shock followed by high temperature and high humidity cyclic - 40 10 min. 11 c =0 & i** 5 ? 5 cycles ? shift ( 2~3 ) min . 100 10 min. 25 ~55 90 % ~95% rh 2 ? 48 hrs. ? 2 hrs. 2 cycles for 48 hrs., recover for 2 hrs. ? resistance for soldering heat reflow soldering 15 c =0 & i** ? dc operating life 1000 hrs. 25 ma forward current 25 ma 22 c =0 & i* high temperature storage 100 1000 hrs. 15 c =0 & i* ?? high temperature and high humidity cyclic 25 ~ 55 90%~95% rh 6 ? 144 hrs. ? 2 hrs. 6 cycles for 144 hrs., recover for 2 hrs. 11 c =0 & i* *1 *1 *1 *1 ??? criteria criteria criteria criteria for for for for judging judging judging judging damage damage damage damage * u sl ?? ? l s l ?? ? * usl: upper standard level, lsl: lower standard level ? reliability reliability reliability reliability test test test test items items items items and and and and conditions conditions conditions conditions ? items symbol test conditions ??? i* criteria for judging damage i* ??? i* * criteria for judging damage i** ? forward voltage v f i f = 20 ma u sl 1. 2 u sl reverse current i r v r = 5 v u sl 2 .0 u sl ? luminous intensity i v i f = 20 ma l s l 0. 5 l s l product specification 3 of 3 4008-318-123 sales@twtysemi.com http://www.twtysemi.com
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