{"id":6809,"date":"2025-06-11T08:30:00","date_gmt":"2025-06-11T00:30:00","guid":{"rendered":"https:\/\/topfastpcba.com\/?p=6809"},"modified":"2025-10-22T17:05:13","modified_gmt":"2025-10-22T09:05:13","slug":"microvia-design-in-18-layer-pcbs","status":"publish","type":"post","link":"https:\/\/topfastpcba.com\/de\/microvia-design-in-18-layer-pcbs\/","title":{"rendered":"Microvia-Design in 18-Lagen-Leiterplatten"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_75 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Inhalts\u00fcbersicht<\/p>\n<span class=\"ez-toc-title-toggle\"><\/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:\/\/topfastpcba.com\/de\/microvia-design-in-18-layer-pcbs\/#What_is_Microvia_Technology\" >Was ist die Microvia-Technologie?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/topfastpcba.com\/de\/microvia-design-in-18-layer-pcbs\/#Core_Advantages_of_Microvia_Technology\" >Die wichtigsten Vorteile der Microvia-Technologie<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/topfastpcba.com\/de\/microvia-design-in-18-layer-pcbs\/#Key_Considerations_for_Microvia_Design_in_18-Layer_PCBs\" >Wichtige \u00dcberlegungen zum Microvia-Design bei 18-Lagen-Leiterplatten<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/topfastpcba.com\/de\/microvia-design-in-18-layer-pcbs\/#1_Precision_Control_and_Layer-to-Layer_Alignment\" >1. Pr\u00e4zisionskontrolle und Ausrichtung von Schicht zu Schicht<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/topfastpcba.com\/de\/microvia-design-in-18-layer-pcbs\/#2_Via_Wall_Quality_and_Plating_Uniformity\" >2.Qualit\u00e4t der Durchgangsw\u00e4nde und Gleichm\u00e4\u00dfigkeit der Beschichtung<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/topfastpcba.com\/de\/microvia-design-in-18-layer-pcbs\/#3_Thermal_Stress_and_Reliability\" >3.Thermische Belastung und Zuverl\u00e4ssigkeit<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/topfastpcba.com\/de\/microvia-design-in-18-layer-pcbs\/#Common_Microvia_Design_Challenges_and_Solutions\" >Gemeinsame Herausforderungen und L\u00f6sungen f\u00fcr das Microvia-Design<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/topfastpcba.com\/de\/microvia-design-in-18-layer-pcbs\/#Issue_1_Microvia_Positional_Errors_Affecting_Interconnect_Reliability\" >Problem 1: Mikrovia-Positionsfehler mit Auswirkungen auf die Zuverl\u00e4ssigkeit der Verbindungen<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/topfastpcba.com\/de\/microvia-design-in-18-layer-pcbs\/#Issue_2_Difficulty_in_Plating_High_Aspect-Ratio_Microvias\" >Problem 2: Schwierigkeiten bei der Beschichtung von Microvias mit hohem Streckungsverh\u00e4ltnis<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/topfastpcba.com\/de\/microvia-design-in-18-layer-pcbs\/#Issue_3_Microvia_Deformation_After_Multiple_Laminations\" >Problem 3: Microvia-Verformung nach Mehrfachlaminierung<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/topfastpcba.com\/de\/microvia-design-in-18-layer-pcbs\/#Industry_Applications_and_Future_Trends\" >Industrieanwendungen und zuk\u00fcnftige Trends<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/topfastpcba.com\/de\/microvia-design-in-18-layer-pcbs\/#Conclusion\" >Schlussfolgerung<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/topfastpcba.com\/de\/microvia-design-in-18-layer-pcbs\/#Read_the_latest_articles\" >Lesen Sie die neuesten Artikel<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_Microvia_Technology\"><\/span>Was ist die Microvia-Technologie?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><a href=\"https:\/\/topfastpcba.com\/de\/microvia-technology-in-14-layer-pcb-design\/\">Microvia-Technologie<\/a> is a core process in modern high-density interconnect (HDI) printed circuit board manufacturing. It involves creating tiny conductive holes\u2014typically less than 150 microns (0.15mm) in diameter\u2014using laser drilling or other advanced methods. Compared to traditional mechanical drilling, microvia technology enables smaller apertures (as small as 0.05mm), higher positional accuracy (\u00b10.01mm), and finer wiring density. This makes it possible to achieve high-density interconnections in complex PCB designs with 18 or more layers.<\/p>\n\n\n\n<p>Die Microvia-Technologie wird haupts\u00e4chlich in drei Typen unterteilt:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/topfastpcba.com\/de\/multilayer-pcb-blind-hole-process\/\">Blinde Durchkontaktierungen<\/a><\/strong> (von den \u00e4u\u00dferen zu den inneren Schichten, aber nicht durch die gesamte Platte)<\/li>\n\n\n\n<li><strong>Vergrabene Durchkontaktierungen<\/strong> (vollst\u00e4ndig zwischen den inneren Schichten)<\/li>\n\n\n\n<li><strong>Durchgangsbohrungen<\/strong> (alle Schichten durchdringend)<\/li>\n<\/ul>\n\n\n\n<p>Bei 18-Lagen-Leiterplatten werden diese Microvia-Typen oft kombiniert, um Routing-L\u00f6sungen und Signalintegrit\u00e4t zu optimieren.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/06\/smt-3.jpg\" alt=\"18-Lagen PCB\" class=\"wp-image-6760\" srcset=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/06\/smt-3.jpg 600w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/06\/smt-3-300x201.jpg 300w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/06\/smt-3-150x101.jpg 150w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Core_Advantages_of_Microvia_Technology\"><\/span>Die wichtigsten Vorteile der Microvia-Technologie<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Deutlich verbesserte Raumausnutzung<\/strong> \u2013 Microvias reduce aperture sizes to 1\/4 or less of traditional drills, freeing up more routing space.<\/li>\n\n\n\n<li><strong>Verbesserte Signal\u00fcbertragungsleistung<\/strong> \u2013 Shorter interconnect paths minimize signal attenuation and delay, especially critical for high-frequency applications.<\/li>\n\n\n\n<li><strong>Gr\u00f6\u00dfere Flexibilit\u00e4t bei Schichtverbindungen<\/strong> \u2013 Supports any-layer HDI (Any Layer HDI), increasing design freedom.<\/li>\n\n\n\n<li><strong>Erm\u00f6glicht Produktminiaturisierung<\/strong> \u2013 Critical for thin and lightweight modern electronics (e.g., smartphones, wearables).<\/li>\n\n\n\n<li><strong>Besseres W\u00e4rmemanagement<\/strong> \u2013 Microvia arrays can act as thermal channels, improving heat dissipation in multilayer PCBs.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_Considerations_for_Microvia_Design_in_18-Layer_PCBs\"><\/span>Wichtige \u00dcberlegungen zum Microvia-Design bei 18-Lagen-Leiterplatten<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Hochwertige Microvia-Verbindungen in 18-Lagen-Leiterplatten-Designs erfordern eine sorgf\u00e4ltige Konstruktion:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Precision_Control_and_Layer-to-Layer_Alignment\"><\/span>1. Pr\u00e4zisionskontrolle und Ausrichtung von Schicht zu Schicht<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Problem<\/strong>: Mit zunehmender Lagenzahl k\u00f6nnen kumulative Ausrichtungsfehler zu einer Fehlregistrierung der Microvia f\u00fchren.<\/li>\n\n\n\n<li><strong>L\u00f6sung<\/strong>: Use high-precision laser drilling equipment (\u00b15\u03bcm repeatability), real-time X-ray inspection for calibration, and incorporate process compensation in design.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Via_Wall_Quality_and_Plating_Uniformity\"><\/span>2.Qualit\u00e4t der Durchgangsw\u00e4nde und Gleichm\u00e4\u00dfigkeit der Beschichtung<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Problem<\/strong>Mikrovias mit hohem Aspektverh\u00e4ltnis k\u00f6nnen unter einer ungleichm\u00e4\u00dfigen Beschichtung oder rauen Via-W\u00e4nden leiden.<\/li>\n\n\n\n<li><strong>L\u00f6sung<\/strong>Optimierung der Laserparameter (Pulsbreite, Energie), Anwendung von Step-Plating-Verfahren und Verwendung von Additiven zur Verbesserung der Flie\u00dff\u00e4higkeit der Beschichtung.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Thermal_Stress_and_Reliability\"><\/span>3.Thermische Belastung und Zuverl\u00e4ssigkeit<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Problem<\/strong>CTE-Fehlanpassungen (W\u00e4rmeausdehnungskoeffizient) in Mehrschichtstrukturen k\u00f6nnen bei Temperaturwechseln zu Mikrorissen f\u00fchren.<\/li>\n\n\n\n<li><strong>L\u00f6sung<\/strong>Auswahl von Materialien mit abgestimmtem WAK, Verwendung von gef\u00fcllten Beschichtungen und Optimierung der HASL-Parameter (Hot Air Solder Leveling).<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-white-color has-vivid-green-cyan-background-color has-text-color has-background has-link-color wp-element-button\">Fordern Sie jetzt ein Angebot f\u00fcr 18-Layer PCB an<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Microvia_Design_Challenges_and_Solutions\"><\/span>Gemeinsame Herausforderungen und L\u00f6sungen f\u00fcr das Microvia-Design<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Issue_1_Microvia_Positional_Errors_Affecting_Interconnect_Reliability\"><\/span>Problem 1: Mikrovia-Positionsfehler mit Auswirkungen auf die Zuverl\u00e4ssigkeit der Verbindungen<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p><strong>L\u00f6sung<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Verwenden Sie optische Positionierungssysteme (OPS) in Kombination mit Laser Direct Imaging (LDI).<\/li>\n\n\n\n<li>Halten Sie sich bei der Gestaltung an die 1:1-Regel f\u00fcr das Verh\u00e4ltnis von Vias zu Pads.<\/li>\n\n\n\n<li>Einf\u00fchrung einer statistischen Prozesskontrolle (SPC) zur \u00dcberwachung der Bohrgenauigkeit.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Issue_2_Difficulty_in_Plating_High_Aspect-Ratio_Microvias\"><\/span>Problem 2: Schwierigkeiten bei der Beschichtung von Microvias mit hohem Streckungsverh\u00e4ltnis<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p><strong>L\u00f6sung<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Impulsumkehrplattieren f\u00fcr eine bessere Gleichm\u00e4\u00dfigkeit der tiefen L\u00f6cher.<\/li>\n\n\n\n<li>Verwenden Sie spezielle hochdisperse Beschichtungsl\u00f6sungen.<\/li>\n\n\n\n<li>F\u00fchren Sie eine vakuumunterst\u00fctzte Beschichtung durch, um eine vollst\u00e4ndige chemische Durchdringung zu gew\u00e4hrleisten.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Issue_3_Microvia_Deformation_After_Multiple_Laminations\"><\/span>Problem 3: Microvia-Verformung nach Mehrfachlaminierung<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p><strong>L\u00f6sung<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Optimierung der Laminierzyklen (schrittweiser Temperatur- und Druckanstieg).<\/li>\n\n\n\n<li>W\u00e4hlen Sie Prepreg-Materialien mit geringem Harzfluss und hohem Tg-Wert.<\/li>\n\n\n\n<li>Ber\u00fccksichtigen Sie die Materialschwindung bei der Konstruktion mit einem angemessenen Ausgleich.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/05\/Make-PCB-3.jpg\" alt=\"18-Lagen PCB\" class=\"wp-image-6728\" srcset=\"https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/05\/Make-PCB-3.jpg 600w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/05\/Make-PCB-3-300x201.jpg 300w, https:\/\/topfastpcba.com\/wp-content\/uploads\/2025\/05\/Make-PCB-3-150x101.jpg 150w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Industry_Applications_and_Future_Trends\"><\/span>Industrieanwendungen und zuk\u00fcnftige Trends<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Die Microvia-Technologie spielt eine entscheidende Rolle bei modernen Anwendungen:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>5G-Kommunikation<\/strong> \u2013 Interconnects for millimeter-wave antenna arrays.<\/li>\n\n\n\n<li><strong>Hochleistungsrechnen (HPC)<\/strong> \u2013 3D integration in multi-chip modules (MCMs).<\/li>\n\n\n\n<li><strong>Kfz-Elektronik<\/strong> \u2013 High-reliability interconnects for ADAS systems.<\/li>\n\n\n\n<li><strong>Medizinische Elektronik<\/strong> \u2013 Ultra-dense interconnects in implantable microdevices.<\/li>\n<\/ul>\n\n\n\n<p>Mit der Weiterentwicklung von IC-Substraten und System-in-Package (SiP)-Technologien schreitet auch die Microvia-Technologie voran:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Smaller sizes (\u226450\u03bcm)<\/strong><\/li>\n\n\n\n<li><strong>H\u00f6here Seitenverh\u00e4ltnisse (&gt;15:1)<\/strong><\/li>\n\n\n\n<li><strong>Tighter spacing (\u2264100\u03bcm pitch)<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Neue hybride Laser-Plasma-\u00c4tzverfahren k\u00f6nnten diese Grenzen noch weiter verschieben.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Schlussfolgerung<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Microvia design in 18-layer PCBs represents the pinnacle of modern interconnect technology, enabling macro-level performance breakthroughs through micro-scale precision engineering. Mastering microvia technology requires balancing design innovation with manufacturability\u2014leveraging its high-density advantages while ensuring process feasibility and long-term reliability. With continuous advancements in materials and fabrication techniques, microvia technology will play an even more central role in next-generation electronics, driving progress toward higher performance, smaller form factors, and lower power consumption.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Read_the_latest_articles\"><\/span>Lesen Sie die neuesten Artikel<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<ul class=\"wp-block-latest-posts__list wp-block-latest-posts\"><li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/topfastpcba.com\/de\/why-choose-pcba-supplier\/\">Warum Sie f\u00fcr Ihre Elektronikprojekte einen zuverl\u00e4ssigen PCBA-Anbieter w\u00e4hlen sollten<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/topfastpcba.com\/de\/which-pcb-company-specializes-in-pcb-assembly\/\">Welcher Leiterplattenhersteller ist auf die Leiterplattenbest\u00fcckung spezialisiert? Ein tiefer Einblick in die hochpr\u00e4zise Fertigung<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/topfastpcba.com\/de\/topfast-expoelectronica-moscow-2026-booth-c3111\/\">Let\u2019s Connect in Moscow: Topfast Invites You to ExpoElectronica 2026<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/topfastpcba.com\/de\/power-electronics-pcb-design-ev\/\">Leistungselektronik-Leiterplattenentwurf f\u00fcr Elektrofahrzeuge<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/topfastpcba.com\/de\/automotive-pcba-reliability-design\/\">Zuverl\u00e4ssigkeitsdesign f\u00fcr Automobil-PCBA<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Achtzehn-Layer-PCB-Schl\u00fcsseltechnologie-Microvia-Design, einschlie\u00dflich der Definition von Microvia-Technologie, Kernvorteile und die Anwendung Wert in komplexen Multilayer-Boards, die drei gemeinsamen Probleme bieten professionelle L\u00f6sungen, sowie in die k\u00fcnftige Entwicklung Perspektiven der elektronischen Ger\u00e4te.<\/p>","protected":false},"author":2,"featured_media":6678,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[135,66],"class_list":["post-6809","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry","tag-18-layer-pcb","tag-pcb-design"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - 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