{"id":10478,"date":"2024-11-08T03:05:33","date_gmt":"2024-11-08T08:05:33","guid":{"rendered":"https:\/\/mvslinks.com\/?p=10478"},"modified":"2024-12-25T16:22:28","modified_gmt":"2024-12-25T08:22:28","slug":"finned-top-and-flat-top-design-in-400g-800g-optical-transceivers","status":"publish","type":"post","link":"https:\/\/mvslinks.com\/dk\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/","title":{"rendered":"Finned-top and Flat-top Design in 400G\/800G Optical Transceivers"},"content":{"rendered":"<p><span style=\"font-weight: 400\">Finned top and flat top designs refer to different ways of thermal design of optical modules. This will directly affect the transmission stability and overall performance of the module. This article will explain what they are and how to choose them.<\/span><\/p>\n<p>&nbsp;<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_74 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/mvslinks.com\/dk\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/#Finned_top_vs_Flat_top\" >Finned top vs. Flat top<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/mvslinks.com\/dk\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/#How_to_Choose_Finned-top_or_Flat-top\" >How to Choose: Finned-top or Flat-top?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/mvslinks.com\/dk\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/#Power_Consumption_and_Heat_Dissipation\" >Power Consumption and Heat Dissipation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/mvslinks.com\/dk\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/#Transmission_Performance_and_Bandwidth_Requirements\" >Transmission Performance and Bandwidth Requirements<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/mvslinks.com\/dk\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/#Space_and_size_constraints\" >Space and size constraints<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/mvslinks.com\/dk\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/#Cost_vs_complexity\" >Cost vs. complexity<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/mvslinks.com\/dk\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/#Environmental_factors_and_usage_scenarios\" >Environmental factors and usage scenarios<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Finned_top_vs_Flat_top\"><\/span><span style=\"font-weight: 400\">Finned top vs. Flat top<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400\">Finned top refers to the top of the optical module with a fin-like structure.\u00a0 This design can improve heat dissipation, usually used in high-power equipment that requires a lot of heat dissipation.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Flat top means that the surface of the optical module is flat. This design is usually used for lower-power modules.<\/span><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-10632\" src=\"https:\/\/mvslinks.com\/wp-content\/uploads\/2024\/11\/finned-top-flat-top\uff081\uff09.png\" alt=\"finned-top-flat-top in 400G and 800G optical modules\" width=\"800\" height=\"196\" srcset=\"https:\/\/mvslinks.com\/wp-content\/uploads\/2024\/11\/finned-top-flat-top\uff081\uff09.png 1270w, https:\/\/mvslinks.com\/wp-content\/uploads\/2024\/11\/finned-top-flat-top\uff081\uff09-500x122.png 500w, https:\/\/mvslinks.com\/wp-content\/uploads\/2024\/11\/finned-top-flat-top\uff081\uff09-768x188.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_to_Choose_Finned-top_or_Flat-top\"><\/span><span style=\"font-weight: 400\">How to Choose: Finned-top or Flat-top?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&nbsp;<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Power_Consumption_and_Heat_Dissipation\"><\/span><span style=\"font-weight: 400\">Power Consumption and Heat Dissipation<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400\"><a href=\"https:\/\/mvslinks.com\/dk\/vare-kategori\/800-400-200g-modules\/\" target=\"_blank\" rel=\"noopener\">400G and 800G<\/a> modules often have to handle extremely high bandwidths and transmissions, which can generate a lot of heat. Finned top can dissipate heat by increasing the surface area in contact with air.<\/span><\/p>\n<p><span style=\"font-weight: 400\">For some lower power consumption optical modules, the flat-top design is sufficient to meet their heat dissipation needs.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Transmission_Performance_and_Bandwidth_Requirements\"><\/span><span style=\"font-weight: 400\">Transmission Performance and Bandwidth Requirements<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400\">In order to ensure the stability of 400G and 800G optical modules in high bandwidth transmission, we can choose the fin design to reduce the heat problem caused by high power consumption and ensure transmission stability.<\/span><\/p>\n<p><span style=\"font-weight: 400\">For lower data transmission rates, a flat-top design is sufficient.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Space_and_size_constraints\"><\/span><span style=\"font-weight: 400\">Space and size constraints<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400\">The fin design is relatively large due to the need for heat dissipation fins to enhance heat dissipation. If you&#8217;re deploying a network environment that is a large-scale data center or a high-density rack, a fin design is an ideal choice.<\/span><\/p>\n<p><span style=\"font-weight: 400\">The flat-top design of the optical module has a simpler structure and occupies less space, making it ideal for equipment with limited space or small computer rooms.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cost_vs_complexity\"><\/span><span style=\"font-weight: 400\">Cost vs. complexity<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400\">Finned top need to be precisely designed and manufactured, which often leads to increased transceiver costs. And it would increase production cycle times and manufacturing difficulties.<\/span><\/p>\n<p><span style=\"font-weight: 400\">The flat-top design has no additional heat dissipation structure, the design and production process is relatively simple, and the manufacturing cost is low, which is suitable for mass production and fast delivery.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Environmental_factors_and_usage_scenarios\"><\/span><span style=\"font-weight: 400\">Environmental factors and usage scenarios<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400\">In scenarios where the ambient temperature is high or the device is under high load, the fin design can effectively help dissipate heat, thereby improving the reliability and stability of the module.<\/span><\/p>\n<p><span style=\"font-weight: 400\">In a normal environment, the flat-top design is suitable for low-power network equipment, especially standard racks in data centers or devices with strict space requirements.<\/span><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>For more information or a quote, contact us or visit the <a href=\"https:\/\/mvslinks.com\/dk\/vare-kategori\/800-400-200g-modules\/\" target=\"_blank\" rel=\"noopener\">product page<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Finned top and flat top designs refer to different ways of thermal design of optical modules. This will directly affect the transmission stability and overall performance of the module. This article will explain what they are and how to choose them. &nbsp; Finned top vs. Flat top Finned top refers to the top of the [&hellip;]<\/p>","protected":false},"author":2,"featured_media":10634,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"postBodyCss":"","postBodyMargin":[],"postBodyPadding":[],"postBodyBackground":{"backgroundType":"classic","gradient":""},"footnotes":""},"categories":[1],"tags":[],"post_folder":[],"class_list":["post-10478","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.0 (Yoast SEO v24.8.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Finned-top and Flat-top Design in 400G\/800G Optical Transceivers - mvslinks.com<\/title>\n<meta name=\"description\" content=\"Understand the definition and differences between finned top and flat top designs in 400G and 800G optical modules\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mvslinks.com\/dk\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Finned-top and Flat-top Design in 400G\/800G Optical Transceivers\" \/>\n<meta property=\"og:description\" content=\"Understand the definition and differences between finned top and flat top designs in 400G and 800G optical modules\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mvslinks.com\/dk\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/\" \/>\n<meta property=\"og:site_name\" content=\"mvslinks.com\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/mvslink\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-11-08T08:05:33+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-12-25T08:22:28+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/mvslinks.com\/wp-content\/uploads\/2024\/11\/finned-top-flat-top.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"562\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Ella\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@mvslink\" \/>\n<meta name=\"twitter:site\" content=\"@mvslink\" \/>\n<meta name=\"twitter:label1\" content=\"Skrevet af\" \/>\n\t<meta name=\"twitter:data1\" content=\"Ella\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimeret l\u00e6setid\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutter\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/mvslinks.com\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/mvslinks.com\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/\"},\"author\":{\"name\":\"Ella\",\"@id\":\"https:\/\/mvslinks.com\/#\/schema\/person\/4f086077ef2e7af17e2d51143abffe7a\"},\"headline\":\"Finned-top and Flat-top Design in 400G\/800G Optical Transceivers\",\"datePublished\":\"2024-11-08T08:05:33+00:00\",\"dateModified\":\"2024-12-25T08:22:28+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/mvslinks.com\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/\"},\"wordCount\":442,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/mvslinks.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/mvslinks.com\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/mvslinks.com\/wp-content\/uploads\/2024\/11\/finned-top-flat-top.jpg\",\"articleSection\":[\"Blog\"],\"inLanguage\":\"da-DK\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/mvslinks.com\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/mvslinks.com\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/\",\"url\":\"https:\/\/mvslinks.com\/news\/blog\/finned-top-and-flat-top-design-in-400g-800g-optical-transceivers\/\",\"name\":\"Finned-top and Flat-top Design in 400G\/800G Optical Transceivers - 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