{"id":13484,"date":"2019-02-01T18:10:50","date_gmt":"2019-02-01T16:10:50","guid":{"rendered":"https:\/\/www.ledclusive.de\/blog\/?post_type=glossary&#038;p=13484"},"modified":"2020-01-18T15:19:49","modified_gmt":"2020-01-18T13:19:49","slug":"pwm","status":"publish","type":"glossary","link":"https:\/\/www.LEDclusive.de\/blog\/glossar\/pwm\/","title":{"rendered":"PWM"},"content":{"rendered":"<p>PWM (Puls-Weiten-Modulation, Pulse Wide Modulation) ist eine f\u00fcr die Stromregelung bei LED-Treibern \u00fcbliche Vorgehensweise. Durch das Verh\u00e4ltnis der Einschalt-Dauer des Stromes zur Ausschalt-Dauer kann der Mittelwert des Stromes und somit die Helligkeit der LEDs gesteuert werden.<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-13485 size-full\" src=\"https:\/\/www.LEDclusive.de\/blog\/wp-content\/uploads\/2019\/02\/PWM-alle.jpg\" alt=\"PWM\" width=\"503\" height=\"334\" srcset=\"https:\/\/www.ledclusive.de\/blog\/wp-content\/uploads\/2019\/02\/PWM-alle.jpg 503w, https:\/\/www.ledclusive.de\/blog\/wp-content\/uploads\/2019\/02\/PWM-alle-300x199.jpg 300w\" sizes=\"auto, (max-width: 503px) 100vw, 503px\" \/><\/p>\n<p>Oben: Mittlerer Strom, mittlere Helligkeit. Einschaltverh\u00e4ltnis 1:1<br \/>\nMitte: Reduzierter Strom, reduzierte Helligkeit, Einschaltverh\u00e4ltnis 1:3<br \/>\nUnten: H\u00f6herer Strom, max. Helligkeit, Einschaltverh\u00e4ltnis 3:1<br \/>\n<strong>Vorteile:<\/strong><\/p>\n<ul>\n<li>Geringe Verluste in der Schaltstufe<\/li>\n<li>Keine Farbverschiebung gegen\u00fcber gleichstromgeregeltem Strom<\/li>\n<\/ul>\n<p><strong>Nachteile:<\/strong><\/p>\n<ul>\n<li>evtl. Flimmern, keine Kameratauglichkeit<\/li>\n<li>H\u00f6herer Schaltungsaufwand<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PWM (Puls-Weiten-Modulation, Pulse Wide Modulation) ist eine f\u00fcr die Stromregelung bei LED-Treibern \u00fcbliche Vorgehensweise. Durch das Verh\u00e4ltnis der Einschalt-Dauer des Stromes zur Ausschalt-Dauer kann der Mittelwert des Stromes und somit die Helligkeit der LEDs gesteuert werden. Oben: Mittlerer Strom, mittlere Helligkeit. Einschaltverh\u00e4ltnis 1:1 Mitte: Reduzierter Strom, reduzierte Helligkeit, Einschaltverh\u00e4ltnis 1:3 Unten: H\u00f6herer Strom, max. Helligkeit,&hellip;&nbsp;<a href=\"https:\/\/www.LEDclusive.de\/blog\/glossar\/pwm\/\" rel=\"bookmark\">Weiterlesen &raquo;<span class=\"screen-reader-text\">PWM<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"menu_order":0,"template":"","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","cybocfi_hide_featured_image":"","iawp_total_views":10,"footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-13484","glossary","type-glossary","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PWM<\/title>\n<meta name=\"description\" content=\"PWM (Puls-Weiten-Modulation, Pulse Wide Modulation) ist eine f\u00fcr die Stromregelung bei LED-Treibern \u00fcbliche Vorgehensweise. 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