{"id":4119,"date":"2017-05-17T08:30:12","date_gmt":"2017-05-17T08:30:12","guid":{"rendered":"http:\/\/blog.uk.tdk-lambda.com\/uk\/?p=4119"},"modified":"2017-05-17T11:46:29","modified_gmt":"2017-05-17T11:46:29","slug":"fan-less-supply-powers-modules-for-optical-networks","status":"publish","type":"post","link":"https:\/\/blog.uk.tdk-lambda.com\/uk\/2017\/05\/17\/fan-less-supply-powers-modules-for-optical-networks\/","title":{"rendered":"Fan-less supply powers modules for optical networks"},"content":{"rendered":"<p><a href=\"https:\/\/blog.uk.tdk-lambda.com\/uk\/files\/2011\/09\/PFE-500-125.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blog.uk.tdk-lambda.com\/uk\/files\/2011\/09\/PFE-500-125-300x75.jpg\" alt=\"PFE series AC-DC power module\" width=\"300\" height=\"75\" class=\"aligncenter size-medium wp-image-275\" srcset=\"https:\/\/tdklambdablog.wpenginepowered.com\/uk\/files\/2011\/09\/PFE-500-125-300x75.jpg 300w, https:\/\/tdklambdablog.wpenginepowered.com\/uk\/files\/2011\/09\/PFE-500-125.jpg 500w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>Optical networks use fibre optic cables to transmit large quantities of data for internet and communication networks.  It is preferred because it is capable of achieving very high bandwidths.  System and power supply cooling is often provided by central fan assemblies rather than relying on upon multitude of smaller internal fans.<\/p>\n<p>As the TDK-Lambda PFE series of AC-DC power modules utilises baseplate cooling, a manufacturer of optical networks was able to integrate the product into their air-cooled system with the use of a heat sink.  By using the new higher efficiency<a href=\"https:\/\/www.emea.lambda.tdk.com\/uk\/pfe-sa\" target=\"_blank\"> PFE500SA-48<\/a> version, the size of the heat sink could be reduced as less waste heat was produced.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Optical networks use fibre optic cables to transmit large quantities of data for internet and communication networks. It is preferred because it is capable of achieving very high bandwidths. System and power supply cooling is often provided by central fan assemblies rather than relying on upon multitude of smaller internal fans. As the TDK-Lambda PFE [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[3,6,24,22],"tags":[],"class_list":["post-4119","post","type-post","status-publish","format-standard","hentry","category-application-solutions","category-communications","category-pfe","category-products"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Fan-less supply powers modules for optical networks &#171; TDK-Lambda UK Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.uk.tdk-lambda.com\/uk\/2017\/05\/17\/fan-less-supply-powers-modules-for-optical-networks\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Fan-less supply powers modules for optical networks &#171; TDK-Lambda UK Blog\" \/>\n<meta property=\"og:description\" content=\"Optical networks use fibre optic cables to transmit large quantities of data for internet and communication networks. It is preferred because it is capable of achieving very high bandwidths. System and power supply cooling is often provided by central fan assemblies rather than relying on upon multitude of smaller internal fans. As the TDK-Lambda PFE [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blog.uk.tdk-lambda.com\/uk\/2017\/05\/17\/fan-less-supply-powers-modules-for-optical-networks\/\" \/>\n<meta property=\"og:site_name\" content=\"TDK-Lambda UK Blog\" \/>\n<meta property=\"article:published_time\" content=\"2017-05-17T08:30:12+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2017-05-17T11:46:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/blog.uk.tdk-lambda.com\/uk\/files\/2011\/09\/PFE-500-125-300x75.jpg\" \/>\n<meta name=\"author\" content=\"Dulcie\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dulcie\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/blog.uk.tdk-lambda.com\\\/uk\\\/2017\\\/05\\\/17\\\/fan-less-supply-powers-modules-for-optical-networks\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/blog.uk.tdk-lambda.com\\\/uk\\\/2017\\\/05\\\/17\\\/fan-less-supply-powers-modules-for-optical-networks\\\/\"},\"author\":{\"name\":\"Dulcie\",\"@id\":\"https:\\\/\\\/blog.uk.tdk-lambda.com\\\/uk\\\/#\\\/schema\\\/person\\\/a0eecfbb93bfb5281b703bd45b29d4eb\"},\"headline\":\"Fan-less supply powers modules for optical networks\",\"datePublished\":\"2017-05-17T08:30:12+00:00\",\"dateModified\":\"2017-05-17T11:46:29+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/blog.uk.tdk-lambda.com\\\/uk\\\/2017\\\/05\\\/17\\\/fan-less-supply-powers-modules-for-optical-networks\\\/\"},\"wordCount\":116,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/blog.uk.tdk-lambda.com\\\/uk\\\/2017\\\/05\\\/17\\\/fan-less-supply-powers-modules-for-optical-networks\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/blog.uk.tdk-lambda.com\\\/uk\\\/files\\\/2011\\\/09\\\/PFE-500-125-300x75.jpg\",\"articleSection\":[\"Application Solutions\",\"Communications\",\"PFE\",\"Products\"],\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/blog.uk.tdk-lambda.com\\\/uk\\\/2017\\\/05\\\/17\\\/fan-less-supply-powers-modules-for-optical-networks\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/blog.uk.tdk-lambda.com\\\/uk\\\/2017\\\/05\\\/17\\\/fan-less-supply-powers-modules-for-optical-networks\\\/\",\"url\":\"https:\\\/\\\/blog.uk.tdk-lambda.com\\\/uk\\\/2017\\\/05\\\/17\\\/fan-less-supply-powers-modules-for-optical-networks\\\/\",\"name\":\"Fan-less supply powers modules for optical networks &#171; 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