{"id":3727,"date":"2025-07-30T17:42:23","date_gmt":"2025-07-30T09:42:23","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=3727"},"modified":"2025-07-30T17:45:43","modified_gmt":"2025-07-30T09:45:43","slug":"minimum-line-width-and-line-spacing-for-pcb-circuit-boards","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/","title":{"rendered":"Minimum linjebredde og linjeafstand for PCB"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_74 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\">Indholdsfortegnelse<\/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:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#What_are_PCB_trace_width_and_trace_spacing\" >Hvad er PCB-sporbredde og sporafstand?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#1_Industry_Standard_Minimum_Trace_Width_and_Spacing\" >1. Industriens standard for mindste sporbredde og -afstand<\/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:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#11_Conventional_Process_Capabilities\" >1.1 Konventionelle procesmuligheder<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#12_Advanced_Processes_HDI\" >1.2 Avancerede processer (HDI)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#13_Extreme_Challenges\" >1.3 Ekstreme udfordringer<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#2_Four_Key_Factors_Influencing_Trace_WidthSpacing_Selection\" >2. Fire n\u00f8glefaktorer, der p\u00e5virker valg af sporbredde\/afstand<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#21_Current_Carrying_Capacity_and_Temperature_Rise\" >2.1 Nuv\u00e6rende b\u00e6reevne og temperaturstigning<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#22_Signal_Integrity\" >2.2 Signalintegritet<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#23_Manufacturing_Process_and_Cost\" >2.3 Fremstillingsproces og omkostninger<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#24_Layout_Density_and_BGA_Design\" >2.4 Layoutt\u00e6thed og BGA-design<\/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:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#3_PCB_Design_Optimization_Strategies\" >3. Strategier til optimering af PCB-design<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#31_Layer_Strategy\" >3.1 Lag-strategi<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#32_Avoid_Common_Mistakes\" >3.2 Undg\u00e5 almindelige fejl<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#33_Cost_Balancing\" >3.3 Udligning af omkostninger<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#4_PCB_Design_Spacing_Specifications\" >4. Specifikationer for PCB-designafstand<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#1_Traces\" >1. Spor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#2_Vias\" >2. Vias<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#3_PTH_Pads_Plated_Through-Holes\" >3. PTH-puder (belagte gennemg\u00e5ende huller)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#4_Solder_Mask\" >4. Loddemaske<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#5_Silkscreen_Text\" >5. Silketryk (tekst)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#6_Non-Plated_Slots\" >6. Ikke-belagte slots<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/#7_Panelization\" >7. Panelisering<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_are_PCB_trace_width_and_trace_spacing\"><\/span>Hvad er PCB-sporbredde og sporafstand?<span class=\"ez-toc-section-end\"><\/span><\/h2><p>I <a href=\"https:\/\/www.topfastpcb.com\/da\/blog\/pcb-design-principles\/\">design af trykte kredsl\u00f8b (PCB),<\/a> <strong>Sporbredde<\/strong> og <strong>sporafstand<\/strong> er to grundl\u00e6ggende, men kritiske parametre:<\/p><ul class=\"wp-block-list\"><li><strong>Sporbredde<\/strong>: Bredden p\u00e5 den ledende kobberfolie, som bestemmer str\u00f8mf\u00f8rende kapacitet og temperaturstigning.<\/li>\n\n<li><strong>Sporafstand<\/strong>: Afstanden mellem tilst\u00f8dende spor, der p\u00e5virker signalisolering og kortslutningsrisici.<\/li><\/ul><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width.jpg\" alt=\"PCB-linjebredde\" class=\"wp-image-3728\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Industry_Standard_Minimum_Trace_Width_and_Spacing\"><\/span>1. Industriens standard for mindste sporbredde og -afstand<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"11_Conventional_Process_Capabilities\"><\/span>1.1 Konventionelle procesmuligheder<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Mainstream-producenter<\/strong>: Over 80% kan stabilt producere designs med <strong>6 mil\/6 mil<\/strong> (0,15 mm\/0,15 mm) til lavere omkostninger.<\/li>\n\n<li><strong>Producenter med h\u00f8j pr\u00e6cision<\/strong>: 70%-underst\u00f8ttelse <strong>4 mil\/4 mil<\/strong> (0,1 mm\/0,1 mm), velegnet til de fleste designs med h\u00f8j densitet.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"12_Advanced_Processes_HDI\"><\/span>1.2 Avancerede processer (HDI)<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Laserboring med Microvia-teknologi<\/strong>: St\u00f8tter <strong>2 mil\/2 mil<\/strong> (0,05 mm\/0,05 mm), som bruges i ultratynde applikationer med h\u00f8j densitet som smartphones og RF-moduler, men omkostningerne stiger markant.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"13_Extreme_Challenges\"><\/span>1.3 Ekstreme udfordringer<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>3,5 mil\/3,5 mil<\/strong> (0,09 mm\/0,09 mm) er begr\u00e6nset til nogle f\u00e5 producenter og kr\u00e6ver strenge udbyttetest.<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Four_Key_Factors_Influencing_Trace_WidthSpacing_Selection\"><\/span>2. Fire n\u00f8glefaktorer, der p\u00e5virker valg af sporbredde\/afstand<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"21_Current_Carrying_Capacity_and_Temperature_Rise\"><\/span>2.1 Nuv\u00e6rende b\u00e6reevne og temperaturstigning<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Formelreference<\/strong>: I henhold til IPC-2221-standarden skal sporbredden opfylde de aktuelle krav. For eksempel med 1 oz kobbertykkelse kr\u00e6ver en str\u00f8m p\u00e5 1 A mindst <strong>40 mil (1 mm)<\/strong> sporbredde (ved en temperaturstigning p\u00e5 10 \u00b0C).<\/li>\n\n<li><strong>Hj\u00e6lp til v\u00e6rkt\u00f8j<\/strong>: Brug online PCB-sporbreddeberegnere (f.eks. Saturn PCB Toolkit) ved at indtaste gr\u00e6nser for str\u00f8m, kobbertykkelse og temperaturstigning for hurtigt at f\u00e5 anbefalede v\u00e6rdier.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"22_Signal_Integrity\"><\/span>2.2 Signalintegritet<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>H\u00f8jhastighedssignaler<\/strong>: Kr\u00e6ver impedanstilpasning, hvor sporbredden er relateret til det dielektriske lags tykkelse og permittivitet. For eksempel har en 50 \u03a9 mikrostrip-linje p\u00e5 en FR4-plade typisk en sporbredde p\u00e5 <strong>8-12 millioner<\/strong>.<\/li>\n\n<li><strong>Differentielle par<\/strong>: Oprethold samme bredde og afstand (f.eks. 5 mil\/5 mil) for at reducere krydstale.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"23_Manufacturing_Process_and_Cost\"><\/span>2.3 Fremstillingsproces og omkostninger<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Omkostningst\u00e6rskel<\/strong>: N\u00e5r sporbredde\/afstand &lt; 5 mil, kan priserne fordobles (p\u00e5 grund af lavere udbytte og krav til laserprocessen).<\/li>\n\n<li><strong>Valg af kobbertykkelse<\/strong>: De ydre lag bruger normalt 1 oz (35 \u03bcm), de indre lag 0,5 oz; til h\u00f8jstr\u00f8msscenarier kan der bruges 2 oz kobbertykkelse, men det kr\u00e6ver bredere spor.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"24_Layout_Density_and_BGA_Design\"><\/span>2.4 Layoutt\u00e6thed og BGA-design<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>BGA Escape Routing<\/strong>: For BGA'er med 1 mm pitch skal du bruge 6 mil\/6 mil, hvis du f\u00f8rer en bane mellem to ben; brug 4 mil\/4 mil, hvis du f\u00f8rer to baner.<\/li>\n\n<li><strong>Undg\u00e5 flaskehalse<\/strong>: Planl\u00e6g sporbredder i omr\u00e5der med h\u00f8j t\u00e6thed tidligt for at undg\u00e5 omarbejde senere.<\/li><\/ul><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-2.jpg\" alt=\"PCB-linjebredde\" class=\"wp-image-3729\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-2.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-2-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_PCB_Design_Optimization_Strategies\"><\/span>3. Strategier til optimering af PCB-design<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"31_Layer_Strategy\"><\/span>3.1 Lag-strategi<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Kraftlag<\/strong>: Brug brede baner eller kobberplader (f.eks. 50 mil+) for at reducere impedans og varmeudvikling.<\/li>\n\n<li><strong>Signal-lag<\/strong>: Prioriter h\u00f8jfrekvente signaler p\u00e5 de indre lag (stripline-struktur) for at minimere str\u00e5lingsinterferens.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"32_Avoid_Common_Mistakes\"><\/span>3.2 Undg\u00e5 almindelige fejl<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Skarpt vinklede spor<\/strong>: Udskift med 45\u00b0 eller buede hj\u00f8rner for at reducere impedansdiskontinuiteter.<\/li>\n\n<li><strong>Ignorerer producentens feedback<\/strong>: Bekr\u00e6ft proceskapacitetsdokumenter (f.eks. minimums\u00e5bning, sporbreddetolerancer), f\u00f8r du f\u00e6rdigg\u00f8r design.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"33_Cost_Balancing\"><\/span>3.3 Udligning af omkostninger<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Prioriter at slappe af med ikke-kritiske signaler<\/strong>: Brug 8-10 mils sporbredde til generelle I\/O-signaler for at spare plads til kritiske stier.<\/li><\/ul><p>Optimering af PCB-sporbredde og -afstand kr\u00e6ver en afvejning af elektrisk ydeevne, procesbegr\u00e6nsninger og omkostninger. <strong>4 mil\/4 mil<\/strong> er det bedste sted for de fleste designs med h\u00f8j t\u00e6thed, mens <strong>2 mil\/2 mil<\/strong> er forbeholdt avancerede HDI-applikationer. I de tidlige designfaser b\u00f8r man bruge beregningsv\u00e6rkt\u00f8jer til at verificere de aktuelle krav og kommunikere med producenterne for at sikre producerbarhed.<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-1.jpg\" alt=\"PCB-linjebredde\" class=\"wp-image-3730\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-1-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/PCB-line-width-1-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_PCB_Design_Spacing_Specifications\"><\/span>4. Specifikationer for PCB-designafstand<span class=\"ez-toc-section-end\"><\/span><\/h2><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Traces\"><\/span><strong>1. Spor<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>Min. Bredde<\/strong>: 5mil (0,127mm)<\/li>\n\n<li><strong>Min. Afstand<\/strong>: 5mil (0,127mm)<\/li>\n\n<li><strong>Spor til kortets kant<\/strong>: \u22650,3 mm (20 mil)<\/li><\/ul><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Vias\"><\/span><strong>2. Vias<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>Min. Hulst\u00f8rrelse<\/strong>: 0,3 mm (12 mil)<\/li>\n\n<li><strong>Puderingens bredde<\/strong>: \u22656mil (0,153mm)<\/li>\n\n<li><strong>Via-til-Via-afstand<\/strong>: \u22656mil (kant-til-kant)<\/li>\n\n<li><strong>Via til bordkant<\/strong>: \u22650,508 mm (20 mil)<\/li><\/ul><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_PTH_Pads_Plated_Through-Holes\"><\/span><strong>3. PTH-puder (belagte gennemg\u00e5ende huller)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>Min. Hulst\u00f8rrelse<\/strong>: \u22650,2 mm st\u00f8rre end komponentledningen<\/li>\n\n<li><strong>Puderingens bredde<\/strong>: \u22650,2 mm (8 mil)<\/li>\n\n<li><strong>Afstand fra hul til hul<\/strong>: \u22650,3 mm (kant til kant)<\/li>\n\n<li><strong>Pad til bordkant<\/strong>: \u22650,508 mm (20 mil)<\/li><\/ul><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Solder_Mask\"><\/span><strong>4. Loddemaske<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>PTH\/SMD \u00c5bning<\/strong>: \u22650,1 mm (4 mil) frigang<\/li><\/ul><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Silkscreen_Text\"><\/span><strong>5. Silketryk (tekst)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>Min. Linjebredde<\/strong>: 6mil (0,153mm)<\/li>\n\n<li><strong>Min. H\u00f8jde<\/strong>: 32mil (0,811mm)<\/li><\/ul><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_Non-Plated_Slots\"><\/span><strong>6. Ikke-belagte slots<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>Min. Afstand<\/strong>: \u22651,6 mm<\/li><\/ul><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"7_Panelization\"><\/span><strong>7. Panelisering<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>Afstand (1,6 mm plade)<\/strong>: \u22651,6 mm<\/li>\n\n<li><strong>V-sk\u00e6ring\/ingen afstand<\/strong>: ~0,5 mm<\/li>\n\n<li><strong>Proceskant<\/strong>: \u22655mm<\/li><\/ul><p><\/p>","protected":false},"excerpt":{"rendered":"<p>Hvad er PCB-sporbredde og sporafstand? I printkortdesign er sporbredde og sporafstand to grundl\u00e6ggende, men kritiske parametre: 1. Industriens standard for minimum sporbredde og -afstand 1.1 Konventionelle procesmuligheder 1.2 Avancerede processer (HDI) 1.3 Ekstreme udfordringer 2. Fire n\u00f8glefaktorer, der p\u00e5virker valg af sporbredde\/afstand 2.1 Str\u00f8mf\u00f8rende [&hellip;]<\/p>","protected":false},"author":1,"featured_media":3731,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[112],"tags":[110,332],"class_list":["post-3727","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge","tag-pcb-design","tag-pcb-line-width"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Minimum line width and line spacing for PCB - Topfastpcb<\/title>\n<meta name=\"description\" content=\"Design specifications for minimum line width and line spacing on PCB circuit boards, including manufacturing process limitations, current carrying capacity, signal integrity optimization, and cost considerations, to ensure high-performance circuit board design.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/minimum-line-width-and-line-spacing-for-pcb-circuit-boards\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Minimum line width and line spacing for PCB - 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