{"id":12578,"date":"2023-08-25T14:10:43","date_gmt":"2023-08-25T14:10:43","guid":{"rendered":"https:\/\/www2.iled-lights.com\/?p=12578"},"modified":"2023-08-25T14:11:06","modified_gmt":"2023-08-25T14:11:06","slug":"what-are-the-important-parameters-of-the-led-chips","status":"publish","type":"post","link":"https:\/\/www.iled-lights.com\/tr\/what-are-the-important-parameters-of-the-led-chips-a2.html","title":{"rendered":"LED \u00c7iplerinin \u00d6nemli Parametreleri Nelerdir"},"content":{"rendered":"

LED lambalar, LED ekran veya herhangi bir LED armat\u00fcr sat\u0131n ald\u0131\u011f\u0131m\u0131zda, ilk olarak kullan\u0131lan LED \u00e7iplerinin en \u00f6nemli \u00f6zelliklerini ve hangi \u00e7iplerin iyi, hangilerinin k\u00f6t\u00fc oldu\u011funu d\u00fc\u015f\u00fcn\u00fcr\u00fcz. Referans\u0131n\u0131z i\u00e7in LED \u00e7iplerinin \u00f6nemli parametrelerini a\u015fa\u011f\u0131da listeledik:<\/p>\n

\"DIP
DIP ve SMD Yap\u0131s\u0131<\/figcaption><\/figure>\n

1. \u00d6ngerilim \u00e7al\u0131\u015fma ak\u0131m\u0131 IF:<\/strong>
\nBunun referans\u0131, \u0131\u015f\u0131k yayan diyodun (LED) normal \u0131\u015f\u0131\u011f\u0131ndaki \u00f6ngerilim ak\u0131m de\u011feridir. Ger\u00e7ek uygulamada IF'nin 0,6 IFm alt\u0131nda olmas\u0131 gerekir.
\n2. \u00d6ngerilim \u00e7al\u0131\u015fma gerilimi VF:<\/strong>
\n\u00c7al\u0131\u015fma gerilimi, verilmemi\u015f ileri y\u00f6nl\u00fc ak\u0131mda parametre listesinde verilir. Genellikle IF = 20 mA'de \u00f6l\u00e7\u00fcl\u00fcr. I\u015f\u0131k yayan diyot ileri y\u00f6nl\u00fc gerilim VF 1,4 ~ 3V. VF d\u0131\u015f s\u0131cakl\u0131kla d\u00fc\u015fer.
\n3. V-I karakteristi\u011fi:<\/strong>
\nI\u015f\u0131k yayan diyotlarda gerilim ve ak\u0131m aras\u0131ndaki ili\u015fki, e\u015fik olarak adland\u0131r\u0131lan belirli bir de\u011ferin alt\u0131nda ileri y\u00f6nl\u00fc gerilimde, ak\u0131m \u00e7ok k\u00fc\u00e7\u00fck, \u0131\u015f\u0131k sa\u00e7mayan. Gerilim belirli bir de\u011feri a\u015ft\u0131\u011f\u0131nda, ileri y\u00f6nl\u00fc ak\u0131m gerilimle birlikte h\u0131zla artar, \u0131\u015f\u0131k verir.
\n4. Parlakl\u0131k \u015fiddeti IV:<\/strong>
\nI\u015f\u0131k yayan diyotlar\u0131n parlakl\u0131k \u015fiddeti genellikle parmak u\u00e7lar\u0131 \u00e7izgisi (silindirik LED parlakl\u0131k \u015fiddeti ekseninde) y\u00f6n\u00fcndedir. Radyasyon \u015fiddeti y\u00f6n\u00fcnde (1\/683) W \/ sr, parlakl\u0131k bir kandela (sembol cd) birimindedir. D\u00fc\u015f\u00fck \u015fiddetli genel LED \u0131\u015f\u0131k yayan diyotlar, yayg\u0131n olarak kandil \u0131\u015f\u0131\u011f\u0131 parlakl\u0131k \u015fiddeti (kandela mcd) birimleri kullan\u0131r.
\n5. LED emisyon a\u00e7\u0131s\u0131:<\/strong>
\n-90 \u00b0 90 \u00b0
\n6. Spektral yar\u0131m geni\u015flik \u0394 \u03bb:<\/strong>
\nI\u015f\u0131k yayan t\u00fcp\u00fcn spektral safl\u0131\u011f\u0131n\u0131 g\u00f6sterir.
\n7. Yar\u0131m de\u011fer a\u00e7\u0131s\u0131 \u03b81 \/ 2 ve bak\u0131\u015f a\u00e7\u0131lar\u0131:<\/strong>
\n\u03b81 \/ 2, eksenel \u015fiddet de\u011ferinin yar\u0131s\u0131 ile \u0131\u015f\u0131k yayan eksenin (normal) y\u00f6n\u00fc aras\u0131ndaki a\u00e7\u0131d\u0131r.
\n8. Tam \u015fekil:<\/strong>
\nLED \u0131\u015f\u0131k yayan k\u00fcesel a\u00e7\u0131 d\u00f6n\u00fc\u015f\u00fcm g\u00f6r\u00fc\u015f\u00fc, ayr\u0131ca d\u00fczleme a\u00e7\u0131 olarak da adland\u0131r\u0131l\u0131r.
\n9. G\u00f6r\u00fc\u015f:<\/strong>
\nFarkl\u0131 g\u00f6r\u00fc\u015f a\u00e7\u0131lar\u0131na ve farkl\u0131 uygulamalara g\u00f6re LED \u0131\u015f\u0131\u011f\u0131n\u0131n maksimum a\u00e7\u0131\u011f\u0131na at\u0131fta bulunur, ayr\u0131ca \u0131\u015f\u0131k \u015fiddeti a\u00e7\u0131s\u0131 olarak da bilinir.
\n10. Yar\u0131m geni\u015flik:<\/strong>
\nY\u00f6ntemin 0\u00b0 ile maksimum parlakl\u0131k \u015fiddeti de\u011feri \/ 2 aras\u0131ndaki a\u00e7\u0131s\u0131d\u0131r. Kesin olarak ifade etmek gerekirse, maksimum parlakl\u0131k \u015fiddeti de\u011feri ile maksimum parlakl\u0131k \u015fiddeti de\u011ferleri \/ 2'ye kar\u015f\u0131l\u0131k gelen a\u00e7\u0131d\u0131r. LED paketleme teknolojisi, \u015fiddet de\u011ferinin 0\u00b0'ye do\u011fru maksimum \u0131\u015f\u0131k yayan a\u00e7\u0131dan bir kanun olmad\u0131\u011f\u0131na neden olur; sapma a\u00e7\u0131s\u0131, g\u00f6r\u00fc\u015f noktas\u0131 ve y\u00f6ntemin maksimum parlakl\u0131k \u015fiddeti ile 0\u00b0 aras\u0131ndaki a\u00e7\u0131ya kar\u015f\u0131l\u0131k gelen a\u00e7\u0131y\u0131 ifade eder.
\n11. Maksimum ileri do\u011fru DC ak\u0131m\u0131 IFm:<\/strong>
\nEn b\u00fcy\u00fck pozitif do\u011fru DC ak\u0131m\u0131na izin verilir. Bu de\u011ferin \u00fczerindeki de\u011ferler diyodu hasarlayabilir.
\n12. Maksimum ters y\u00f6nl\u00fc gerilim VRm:<\/strong>
\nMaksimum ters voltaj\u0131n \u00e7\u00f6kme voltaj\u0131n\u0131 art\u0131rmas\u0131na izin verilir. Bu de\u011feri a\u015farsa, \u0131\u015f\u0131k yayan diyot \u00e7\u00f6kebilir. < ' ' > < >
\n13. \u00c7al\u0131\u015fma ortam\u0131 topm: < ' ' > < ><\/strong>
\nI\u015f\u0131k yayan diyot i\u00e7in bir \u00e7al\u0131\u015fma ortam\u0131 s\u0131cakl\u0131k aral\u0131\u011f\u0131. Bu s\u0131cakl\u0131k aral\u0131\u011f\u0131n\u0131n alt\u0131nda veya \u00fcst\u00fcnde, \u0131\u015f\u0131k yayan diyotlar d\u00fczg\u00fcn \u00e7al\u0131\u015fmaz, verim b\u00fcy\u00fck \u00f6l\u00e7\u00fcde azal\u0131r. < ' ' > < >
\n14. \u0130zin verilen g\u00fc\u00e7 PM: < ' ' > < ><\/strong>
\nLED'in her iki ucuna pozitif do\u011fru voltaj eklenmesine ve i\u00e7inden akan maksimum ak\u0131m\u0131n \u00e7arp\u0131m\u0131na izin verilir. Bu de\u011feri a\u015farsa, LED \u0131s\u0131t\u0131l\u0131r, hasar g\u00f6r\u00fcr. < ' ' > < ><\/p>","protected":false},"excerpt":{"rendered":"

When we purchase LED lamps, LED display or any LED light fixtures, at first we will think about the most important of the LED chips used, and which chips are good, which are bad? We list the important parameters of the LED chips for your reference: 1. A forward operating current IF: It refers to […]<\/p>\n","protected":false},"author":6,"featured_media":12579,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-12578","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news-and-blog"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/posts\/12578","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/comments?post=12578"}],"version-history":[{"count":2,"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/posts\/12578\/revisions"}],"predecessor-version":[{"id":12582,"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/posts\/12578\/revisions\/12582"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/media\/12579"}],"wp:attachment":[{"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/media?parent=12578"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/categories?post=12578"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/tags?post=12578"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}