{"id":12797,"date":"2023-08-30T06:17:30","date_gmt":"2023-08-30T06:17:30","guid":{"rendered":"https:\/\/www2.iled-lights.com\/?p=12797"},"modified":"2023-08-30T09:58:03","modified_gmt":"2023-08-30T09:58:03","slug":"contrast-to-explain-two-dimming-ways-of-white-led","status":"publish","type":"post","link":"https:\/\/www.iled-lights.com\/tr\/contrast-to-explain-two-dimming-ways-of-white-led-a67.html","title":{"rendered":"Beyaz LED'in I\u015f\u0131k S\u00f6n\u00fcmlendirme Y\u00f6ntemlerini Kar\u015f\u0131la\u015ft\u0131rarak A\u00e7\u0131klamak &hellip;"},"content":{"rendered":"<p>Beyaz LED'ler genellikle iki y\u00f6ntemle karart\u0131labilir: analog karartma ve puls geni\u015flik mod\u00fclasyonu (PWM) karartmas\u0131. &lt; &#039; &#039; &gt; &lt; &gt;<\/p>\n<p><strong>1. Analog Karartma: &lt; &#039; &#039; &gt; &lt; &gt;<\/strong> Analog karartma, LED \u00fczerinden akan s\u00fcrekli ak\u0131m\u0131 de\u011fi\u015ftirerek LED'in parlakl\u0131\u011f\u0131n\u0131 ayarlar. Bu y\u00f6ntem, parlakl\u0131\u011f\u0131 azaltmak i\u00e7in ak\u0131m\u0131 d\u00fc\u015f\u00fcrmeyi veya art\u0131rmak i\u00e7in ak\u0131m\u0131 y\u00fckseltmeyi i\u00e7erir. Analog karartma, LED \u00fczerindeki voltaj\u0131 ayarlayarak veya LED ile seri ba\u011fl\u0131 bir ak\u0131m s\u0131n\u0131rlay\u0131c\u0131 diren\u00e7 kullanarak \u00e7al\u0131\u015f\u0131r. Diren\u00e7 veya voltaj seviyesini de\u011fi\u015ftirerek, LED \u00fczerinden akan ak\u0131m ayarlan\u0131r ve buna ba\u011fl\u0131 olarak parlakl\u0131k de\u011fi\u015fir. Analog karartma, g\u00f6r\u00fcn\u00fcr bir titreme olmadan p\u00fcr\u00fczs\u00fcz ve s\u00fcrekli bir karartma efekti sa\u011flar. &lt; &#039; &#039; &gt; &lt; &gt;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-12799\" src=\"https:\/\/www2.iled-lights.com\/http:\/\/www2.iled-lights.com\/wp-content\/uploads\/2023\/08\/85-1024x563.jpg\" alt=\"Karart\u0131labilir LED &lt; &#039; &#039; &gt; &lt; &gt;\" width=\"1024\" height=\"563\" srcset=\"https:\/\/www.iled-lights.com\/wp-content\/uploads\/2023\/08\/85-1024x563.jpg 1024w, https:\/\/www.iled-lights.com\/wp-content\/uploads\/2023\/08\/85-1200x660.jpg 1200w, https:\/\/www.iled-lights.com\/wp-content\/uploads\/2023\/08\/85-300x165.jpg 300w, https:\/\/www.iled-lights.com\/wp-content\/uploads\/2023\/08\/85-768x422.jpg 768w, https:\/\/www.iled-lights.com\/wp-content\/uploads\/2023\/08\/85-1536x844.jpg 1536w, https:\/\/www.iled-lights.com\/wp-content\/uploads\/2023\/08\/85-18x10.jpg 18w, https:\/\/www.iled-lights.com\/wp-content\/uploads\/2023\/08\/85.jpg 2016w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p><strong>2. Puls Geni\u015flik Mod\u00fclasyonu (PWM) Karartmas\u0131: &lt; &#039; &#039; &gt; &lt; &gt;<\/strong> PWM karartma, LED'yi y\u00fcksek frekansta h\u0131zla a\u00e7\u0131p kapatarak \u00e7al\u0131\u015fman\u0131n dijital bir karartma tekni\u011fidir. Parlakl\u0131k seviyesi, \u00e7al\u0131\u015fma s\u00fcresinin (g\u00f6rev d\u00f6ng\u00fcs\u00fc) kapal\u0131 s\u00fcresine oran\u0131n\u0131 ayarlayarak kontrol edilir. \u00d6rne\u011fin, daha y\u00fcksek bir g\u00f6rev d\u00f6ng\u00fcs\u00fc (daha fazla \u00e7al\u0131\u015fma s\u00fcresi) daha parlak bir \u00e7\u0131k\u0131\u015fa, daha d\u00fc\u015f\u00fck bir g\u00f6rev d\u00f6ng\u00fcs\u00fc (daha fazla kapal\u0131 s\u00fcre) ise daha karanl\u0131k bir \u00e7\u0131k\u0131\u015fa yol a\u00e7ar. Anahtarlama frekans\u0131 genellikle \u00e7ok y\u00fcksektir ve genellikle kilohertz veya megahertz aral\u0131\u011f\u0131ndad\u0131r, bu da a\u00e7ma-kapama ge\u00e7i\u015flerinin insan g\u00f6z\u00fcnden alg\u0131lanamamas\u0131n\u0131 sa\u011flar. PWM karartmas\u0131, verimli olmas\u0131 ve parlakl\u0131k seviyelerinin hassas bir \u015fekilde kontrol edilmesine olanak tan\u0131mas\u0131 nedeniyle LED ayd\u0131nlatma sistemlerinde yayg\u0131n olarak kullan\u0131l\u0131r. Ancak baz\u0131 ki\u015filer, d\u00fc\u015f\u00fck karartma seviyelerinde veya PWM frekans\u0131 \u00e7ok d\u00fc\u015f\u00fckse titremeyi fark edebilir. &lt; &#039; &#039; &gt; &lt; &gt;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-12800\" src=\"https:\/\/www2.iled-lights.com\/http:\/\/www2.iled-lights.com\/wp-content\/uploads\/2023\/08\/86.jpg\" alt=\"Karart\u0131labilir LED &lt; &#039; &#039; &gt; &lt; &gt;\" width=\"804\" height=\"445\" srcset=\"https:\/\/www.iled-lights.com\/wp-content\/uploads\/2023\/08\/86.jpg 804w, https:\/\/www.iled-lights.com\/wp-content\/uploads\/2023\/08\/86-300x166.jpg 300w, https:\/\/www.iled-lights.com\/wp-content\/uploads\/2023\/08\/86-768x425.jpg 768w, https:\/\/www.iled-lights.com\/wp-content\/uploads\/2023\/08\/86-18x10.jpg 18w\" sizes=\"auto, (max-width: 804px) 100vw, 804px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>White LEDs can be dimmed using two main methods: analog dimming and pulse-width modulation (PWM) dimming. 1. Analog Dimming: Analog dimming adjusts the brightness of the LED by varying the continuous current flowing through it. This method involves reducing the current to lower the brightness or increasing it to raise the brightness. Analog dimming works [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":12798,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-12797","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\/12797","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=12797"}],"version-history":[{"count":2,"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/posts\/12797\/revisions"}],"predecessor-version":[{"id":12802,"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/posts\/12797\/revisions\/12802"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/media\/12798"}],"wp:attachment":[{"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/media?parent=12797"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/categories?post=12797"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.iled-lights.com\/tr\/wp-json\/wp\/v2\/tags?post=12797"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}