{"id":5054,"date":"2026-01-31T08:14:00","date_gmt":"2026-01-31T00:14:00","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=5054"},"modified":"2026-01-21T15:56:43","modified_gmt":"2026-01-21T07:56:43","slug":"cracked-vias-and-barrel-cracks-in-pcb","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/","title":{"rendered":"Gebarsten aders en barsten in printplaten"},"content":{"rendered":"<p>Gebarsten vias en barsten in de loop behoren tot de meest kritieke <strong>latente betrouwbaarheidsfouten<\/strong> in PCB-productie.<\/p><p>Deze defecten doorstaan vaak de eerste elektrische tests, maar falen later onder thermische of mechanische spanning, waardoor ze vooral gevaarlijk zijn in toepassingen met een hoge betrouwbaarheid.<\/p><p>Dit artikel legt het uit:<\/p><ul class=\"wp-block-list\"><li>Wat zijn via cracks en barrel cracks<\/li>\n\n<li>Waarom ze voorkomen<\/li>\n\n<li>Hoe ze worden gedetecteerd<\/li>\n\n<li>Hoe fabrikanten hun voorkomen verminderen<\/li><\/ul><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"337\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/01\/PCB-Failures.jpg\" alt=\"PCB storingen\" class=\"wp-image-5055\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/01\/PCB-Failures.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/01\/PCB-Failures-300x169.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/01\/PCB-Failures-18x10.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><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\">Inhoudsopgave<\/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\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#What_Are_Via_Cracks_and_Barrel_Cracks\" >Wat zijn Via Cracks en Barrel Cracks?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Via_Crack\" >Via Crack<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Barrel_Crack\" >Barrel Crack<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Why_Via_Cracks_Are_a_Serious_Reliability_Issue\" >Waarom barsten in de via een serieus betrouwbaarheidsprobleem zijn<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Primary_Causes_of_Via_and_Barrel_Cracks\" >Primaire oorzaken van via en barrelscheuren<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Z-Axis_Expansion_Mismatch\" >Z-as uitzettingsfout<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Thin_or_Non-Uniform_Copper_Plating\" >Dun of niet-uniform koperplateren<\/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\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#High_Aspect_Ratio_Vias\" >Vias met hoge beeldverhouding<\/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\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Excessive_Thermal_Cycling\" >Overmatige thermische cycli<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Design_Factors_That_Increase_Via_Crack_Risk\" >Ontwerpfactoren die het risico op scheuren vergroten<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#High-Risk_Design_Choices\" >Ontwerpkeuzes met een hoog risico<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Manufacturing_Factors_Contributing_to_Via_Cracks\" >Productiefactoren die bijdragen aan scheuren in de via<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Drilling_Quality\" >Boorkwaliteit<\/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\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Inadequate_Desmear_Process\" >Ontoereikend afstrijkproces<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Plating_Stress_Control\" >Spanningsbeheersing bij plateren<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#How_Via_Cracks_Are_Detected\" >Hoe via barsten worden opgespoord<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Common_Detection_Methods\" >Algemene detectiemethoden<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Preventing_Cracked_Vias_and_Barrel_Cracks\" >Gebarsten aders en barsten in de vaten voorkomen<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Design-Level_Prevention\" >Preventie op ontwerpniveau<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Process-Level_Prevention\" >Preventie op procesniveau<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Material_Selection\" >Materiaalkeuze<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Relationship_to_Other_PCB_Failure_Modes\" >Relatie tot andere faalwijzen van PCB's<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Conclusion\" >Conclusie<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/cracked-vias-and-barrel-cracks-in-pcb\/#Via_Cracks_in_PCB_FAQ\" >Via barsten in PCB FAQ<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Are_Via_Cracks_and_Barrel_Cracks\"><\/span>Wat zijn Via Cracks en Barrel Cracks?<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Via_Crack\"><\/span>Via Crack<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Een via-scheur is een breuk in de koperbeplating van een via, meestal bij:<\/p><ul class=\"wp-block-list\"><li>De knie van de via<\/li>\n\n<li>Het grensvlak tussen koper en di\u00eblektricum<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Barrel_Crack\"><\/span>Barrel Crack<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Een barst in een vat verwijst specifiek naar een <strong>omtrekscheur<\/strong> in de vergulde via loop.<\/p><p>Beide onderbreken na verloop van tijd de elektrische continu\u00efteit.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Via_Cracks_Are_a_Serious_Reliability_Issue\"><\/span>Waarom barsten in de via een serieus betrouwbaarheidsprobleem zijn<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Via scheuren zijn gevaarlijk omdat ze:<\/p><ul class=\"wp-block-list\"><li>Zijn vaak intermitterend<\/li>\n\n<li>Verslechtert met thermische cycli<\/li>\n\n<li>moeilijk visueel waarneembaar zijn<\/li><\/ul><p>Ze verschijnen vaak pas na gebruik in de praktijk of na stresstests.<\/p><p><em>Overzicht van storingen:<\/em><br><strong><a href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/common-pcb-failures-causes-solutions\/\">Veelvoorkomende PCB-fouten uitgelegd<\/a><\/strong><\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Primary_Causes_of_Via_and_Barrel_Cracks\"><\/span>Primaire oorzaken van via en barrelscheuren<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Z-Axis_Expansion_Mismatch\"><\/span>Z-as uitzettingsfout<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Tijdens verhitting zetten di\u00eblektrische materialen meer uit dan koper in de Z-as.<\/p><p>Herhaaldelijk uitzetten en inkrimpen cre\u00ebert spanning in het via vat.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Thin_or_Non-Uniform_Copper_Plating\"><\/span>Dun of niet-uniform koperplateren<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Onvoldoende laagdikte vermindert het vermogen van de via om mechanische spanning te absorberen.<\/p><p> <em>Procesdetail:<\/em><br><strong><a href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/copper-plating-process-in-pcb-manufacturing-explained\/\">Koperplateerproces bij PCB-productie<\/a><\/strong><\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"High_Aspect_Ratio_Vias\"><\/span>Vias met hoge beeldverhouding<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Vias met een hoge hoogte-breedteverhouding zijn moeilijker gelijkmatig te plaatsen en ondervinden meer stress.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Excessive_Thermal_Cycling\"><\/span>Overmatige thermische cycli<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Herhaalde blootstelling aan:<\/p><ul class=\"wp-block-list\"><li>Reflow solderen<\/li>\n\n<li>Fietsen met vermogen<\/li>\n\n<li>Veranderingen in omgevingstemperatuur<\/li><\/ul><p>Versnelt de scheurvorming.<\/p><p><em>Betrouwbaarheidstesten:<\/em><br><strong><a href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/pcb-reliability-testing-standards\/\">PCB thermische betrouwbaarheidstesten<\/a><\/strong><\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"337\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/01\/PCB-Failures-1.jpg\" alt=\"PCB storingen\" class=\"wp-image-5056\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/01\/PCB-Failures-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/01\/PCB-Failures-1-300x169.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/01\/PCB-Failures-1-18x10.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Design_Factors_That_Increase_Via_Crack_Risk\"><\/span>Ontwerpfactoren die het risico op scheuren vergroten<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Bepaalde ontwerpbeslissingen verhogen het risico aanzienlijk.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"High-Risk_Design_Choices\"><\/span>Ontwerpkeuzes met een hoog risico<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>Zeer kleine via-diameters<\/li>\n\n<li>Dunne PCB-dikte met diepe vias<\/li>\n\n<li>Grote koperen vlakken zonder reli\u00ebf<\/li>\n\n<li>Dichte via-in-pad structuren<\/li><\/ul><p>Een ontwerp-voor-betrouwbaarheidstoetsing is cruciaal.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Manufacturing_Factors_Contributing_to_Via_Cracks\"><\/span>Productiefactoren die bijdragen aan scheuren in de via<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Drilling_Quality\"><\/span>Boorkwaliteit<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Boorsporen, ruwe gatwanden of vezeltrek verzwakken de koperhechting.<\/p><p><em>Vergelijking:<\/em><br><strong><a href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/pcb-drilling-vs-laser-drilling\/\">PCB-boren vs. laserboren<\/a><\/strong><\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Inadequate_Desmear_Process\"><\/span>Ontoereikend afstrijkproces<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Een slechte ontsmetting voorkomt een goede koperbinding met het di\u00eblektricum.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Plating_Stress_Control\"><\/span>Spanningsbeheersing bij plateren<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Een onjuiste chemische samenstelling van het plateren kan interne spanning introduceren in koperafzettingen.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Via_Cracks_Are_Detected\"><\/span>Hoe via barsten worden opgespoord<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Via-scheuren worden zelden ontdekt door alleen het oppervlak te inspecteren.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Detection_Methods\"><\/span>Algemene detectiemethoden<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>Thermische belastingstesten<\/li>\n\n<li>Microdoorsnede-analyse<\/li>\n\n<li>Elektrisch testen na het fietsen<\/li>\n\n<li>R\u00f6ntgeninspectie (beperkte effectiviteit)<\/li><\/ul><p><em>Inspectieoverzicht:<\/em><br><strong><a href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/pcb-inspection-and-testing\/\">PCB-inspectie en -testen uitgelegd<\/a><\/strong><\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Preventing_Cracked_Vias_and_Barrel_Cracks\"><\/span>Gebarsten aders en barsten in de vaten voorkomen<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Design-Level_Prevention\"><\/span>Preventie op ontwerpniveau<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>Voldoende via diameter<\/li>\n\n<li>Gecontroleerde hoogte-breedteverhouding<\/li>\n\n<li>Thermische reli\u00ebfpatronen<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Process-Level_Prevention\"><\/span>Preventie op procesniveau<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>Geoptimaliseerde boorparameters<\/li>\n\n<li>Uniforme koperdikte<\/li>\n\n<li>Chemie voor spanningsgecontroleerd plateren<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Material_Selection\"><\/span>Materiaalkeuze<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>Materialen met lage Z-as expansie<\/li>\n\n<li>Laminaten met hoge Tg voor thermische stabiliteit<\/li><\/ul><p>Fabrikanten zoals TOPFAST integreren betrouwbaarheidsoverwegingen al vroeg in de procesplanning.<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"337\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/01\/PCB-Failures-2.jpg\" alt=\"PCB storingen\" class=\"wp-image-5057\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/01\/PCB-Failures-2.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/01\/PCB-Failures-2-300x169.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/01\/PCB-Failures-2-18x10.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Relationship_to_Other_PCB_Failure_Modes\"><\/span>Relatie tot andere faalwijzen van PCB's<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Via scheuren komen vaak ook voor:<\/p><ul class=\"wp-block-list\"><li>Delaminatie<\/li>\n\n<li>CAF-vorming<\/li>\n\n<li>Intermitterende open circuits<\/li><\/ul><p><em>Gerelateerd onderwerp:<\/em><br><strong><a href=\"https:\/\/www.topfastpcb.com\/nl\/blog\/pcb-delamination-causes-prevention\/\">PCB Delaminatie Oorzaken en Preventie<\/a><\/strong><\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusie<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Gebarsten vias en barsten zijn geen willekeurige defecten, maar voorspelbare resultaten van <strong>thermische spanning, ontwerpbeslissingen en procesbeperkingen<\/strong>.<\/p><p>Door:<\/p><ul class=\"wp-block-list\"><li>Juiste ontwerppraktijken<\/li>\n\n<li>Gecontroleerde productieprocessen<\/li>\n\n<li>Geschikte materiaalselectie<\/li><\/ul><p>Hun voorkomen kan aanzienlijk worden verminderd.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Via_Cracks_in_PCB_FAQ\"><\/span>Via barsten in PCB FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1768981138484\"><strong class=\"schema-faq-question\">V: Kunnen via barsten worden hersteld?<\/strong> <p class=\"schema-faq-answer\">A: Nee. Eenmaal gescheurd kunnen vias niet meer betrouwbaar gerepareerd worden.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1768981208332\"><strong class=\"schema-faq-question\">Q: <strong>Veroorzaken alle via-scheuren onmiddellijke uitval?<\/strong><\/strong> <p class=\"schema-faq-answer\">A: Nee. Velen zijn latent en intermitterend.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1768981226138\"><strong class=\"schema-faq-question\">Q: <strong>Is dikker koper altijd beter?<\/strong><\/strong> <p class=\"schema-faq-answer\">A: Niet altijd, maar voldoende en gelijkmatige dikte is essentieel.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1768981244482\"><strong class=\"schema-faq-question\">Q: <strong>Komen via-scheuren vaker voor bij loodvrije assemblage?<\/strong><\/strong> <p class=\"schema-faq-answer\">A: Ja, vanwege de hogere reflowtemperaturen.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1768981259852\"><strong class=\"schema-faq-question\">Q: <strong>Kunnen r\u00f6ntgenstralen via scheuren detecteren?<\/strong><\/strong> <p class=\"schema-faq-answer\">A: Meestal niet, tenzij de scheuren ernstig zijn.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>Gebarsten vias en barsten zijn frequente PCB-fouten. Dit artikel gaat in op de hoofdoorzaken, detectietechnieken en de preventieve maatregelen die fabrikanten toepassen om de betrouwbaarheid te garanderen.<\/p>","protected":false},"author":1,"featured_media":5058,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[108],"tags":[438],"class_list":["post-5054","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-pcb-failures"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Cracked Vias and Barrel Cracks in PCB: Causes, Detection, and Prevention<\/title>\n<meta name=\"description\" content=\"Cracked vias and barrel cracks are common PCB reliability failures. 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