{"id":9751,"date":"2026-07-05T12:44:11","date_gmt":"2026-07-05T12:44:11","guid":{"rendered":"https:\/\/materialparts.com\/ll-503vc2e-v1-4ic\/"},"modified":"2026-07-05T12:44:11","modified_gmt":"2026-07-05T12:44:11","slug":"ll-503vc2e-v1-4ic","status":"publish","type":"post","link":"https:\/\/materialparts.com\/ar\/ll-503vc2e-v1-4ic\/","title":{"rendered":"LL-503VC2E-V1-4IC"},"content":{"rendered":"<h2>\u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0646\u062a\u062c<\/h2>\n<p>The LL-503VC2E-V1-4IC from Lucky Light Electronic is a 5mm round standard T-1 3\/4 type ultra red LED using AlInGaP chip technology. With a peak wavelength of 624nm, typical luminous intensity of 5000mcd, and 15-degree narrow viewing angle, it is designed for high-brightness indicator and backlight applications.<\/p>\n<h2>\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/h2>\n<ul>\n<li>Type: 5mm Round Standard T-1 3\/4 Ultra Red LED<\/li>\n<li>Manufacturer: Lucky Light Electronic<\/li>\n<li>Chip Technology: AlInGaP<\/li>\n<li>Peak Wavelength: 624nm<\/li>\n<li>Luminous Intensity Typ: 5000 mcd<\/li>\n<li>Viewing Angle: 15 degrees<\/li>\n<li>Lens Color: Water clear (colorless transparent)<\/li>\n<li>Forward Current IF: 20mA typical<\/li>\n<li>Forward Voltage VF: 2.0V typical @20mA<\/li>\n<li>Reverse Voltage VR: 5V max<\/li>\n<li>Power Dissipation PD: 120mW max<\/li>\n<li>Operating Temp: -40C to +85C<\/li>\n<li>Package: 5mm T-1 3\/4 through-hole<\/li>\n<li>RoHS: Compliant<\/li>\n<\/ul>\n<h2>\u0627\u0644\u0645\u064a\u0632\u0627\u062a<\/h2>\n<ul>\n<li>High 5000mcd luminous intensity from AlInGaP chip<\/li>\n<li>Narrow 15-degree viewing angle for focused beam<\/li>\n<li>Water clear lens for maximum light extraction<\/li>\n<li>Industry-standard 5mm T-1 3\/4 package<\/li>\n<li>Low power consumption at 20mA<\/li>\n<\/ul>\n<h2>\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n<ul>\n<li>Status indicator panels and displays<\/li>\n<li>Backlighting for small LCD modules<\/li>\n<li>Traffic signal and signage illumination<\/li>\n<li>Consumer electronics power\/status indicators<\/li>\n<li>Automotive interior lighting<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Product Overview The LL-503VC2E-V1-4IC from Lucky Light Electronic is a 5mm round standard T-1 3\/4 type ultra red LED using AlInGaP chip technology. With a peak wavelength of 624nm, typical luminous intensity of 5000mcd, and 15-degree narrow viewing angle, it is designed for high-brightness indicator and backlight applications. Key Specifications Type: 5mm Round Standard T-1 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[13,20],"tags":[1021],"chip_brand":[1020],"class_list":["post-9751","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-interface-ics","tag-ll-503vc2e-v1-4ic","chip_brand-lucky-light"],"acf":{"brief_explanation":"5mm ultra red LED, 624nm, 5000mcd, 15deg, AlInGaP, water clear, T-1 3\/4, Lucky Light","date_code":"","package_case":"5mm T-1 3\/4 Through-Hole","in_stock":5594,"datasheet":"https:\/\/www.alldatasheet.com\/view.jsp?Searchword=LL-503V&sField=2","price":"$0.08 @ 1ku","product_introduction":"The LL-503VC2E-V1-4IC from Lucky Light is a 5mm ultra red LED with 624nm peak wavelength, 5000mcd typical luminous intensity, and 15-degree narrow viewing angle using AlInGaP chip technology.","working_principle":"The LED uses an AlInGaP semiconductor chip that emits photons when forward-biased current flows through the PN junction. The 624nm peak wavelength corresponds to ultra red visible light. The water clear epoxy lens and 15-degree viewing angle concentrate the emitted light into a narrow beam for high on-axis intensity of 5000mcd.","pin_description":"<table><tr><th>Pin<\/th><th>Name<\/th><th>Function<\/th><\/tr><tr><td>Anode<\/td><td>Long lead<\/td><td>Positive terminal (connect to VCC via resistor)<\/td><\/tr><tr><td>Cathode<\/td><td>Short lead \/ flat side<\/td><td>Negative terminal (connect to GND)<\/td><\/tr><\/table>","application_scenarios":"<ul><li>Status indicator panels and displays<\/li><li>Backlighting for small LCD modules<\/li><li>Traffic signal and signage illumination<\/li><li>Consumer electronics power\/status indicators<\/li><\/ul>","alternative_models":"<table><tr><th>Model<\/th><th>Manufacturer<\/th><th>Spec1<\/th><th>Spec2<\/th><\/tr><tr><td>LL-503VC2E-V1-3BC<\/td><td>Lucky Light<\/td><td>5mm ultra red<\/td><td>lower mcd bin<\/td><\/tr><tr><td>C503B-RBN-CX0Y0AA1<\/td><td>Cree<\/td><td>5mm red 630nm<\/td><td>30deg view<\/td><\/tr><tr><td>SSL-LX5093ID<\/td><td>Lumex<\/td><td>5mm red diffuse<\/td><td>60deg view<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/9751","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/comments?post=9751"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/9751\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media?parent=9751"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/categories?post=9751"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/tags?post=9751"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=9751"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}