{"id":3247,"date":"2025-06-11T08:32:00","date_gmt":"2025-06-11T00:32:00","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=3247"},"modified":"2025-06-10T11:32:13","modified_gmt":"2025-06-10T03:32:13","slug":"high-density-interconnector-pcb","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/","title":{"rendered":"Interconnecteur haute densit\u00e9 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\">Table des mati\u00e8res<\/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\/fr\/blog\/high-density-interconnector-pcb\/#What_is_HDI\" >Qu'est-ce que l'IDH ?<\/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\/fr\/blog\/high-density-interconnector-pcb\/#Core_Features\" >Caract\u00e9ristiques principales<\/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\/fr\/blog\/high-density-interconnector-pcb\/#Core_features_of_HDI_boards_vs_conventional_PCB\" >Principales caract\u00e9ristiques des cartes HDI (par rapport aux cartes classiques)<\/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\/fr\/blog\/high-density-interconnector-pcb\/#1_Microvia_design_laser_drilling_dominated\" >1. Conception de microvia (per\u00e7age laser domin\u00e9)<\/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\/fr\/blog\/high-density-interconnector-pcb\/#2_Microvia_and_Hole_Ring_Designs_Via_Diameter_%E2%89%A4150%C2%B5m\" >2.Mod\u00e8les de microvia et d'anneaux de trous Diam\u00e8tre de l'axe \u2264150\u00b5m<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#3_High_Solder_Joint_Density_%3E130_jointsin%C2%B2\" >3.Densit\u00e9 \u00e9lev\u00e9e des joints de soudure (&gt;130 joints\/po\u00b2)<\/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\/fr\/blog\/high-density-interconnector-pcb\/#4_High_wiring_density_%3E117_wiresin%C2%B2\" >4.Densit\u00e9 de c\u00e2blage \u00e9lev\u00e9e (117 fils\/po\u00b2)<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#5_Fine_line_line_widthspace_%E2%89%A4_3_mil75%C2%B5m\" >5.Ligne fine (largeur de ligne\/espace \u2264 3 mil\/75\u00b5m)<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#Core_Benefits_of_HDI\" >Principaux avantages de l'IDH<\/a><\/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\/fr\/blog\/high-density-interconnector-pcb\/#HDI_PCB_Technical_Specification_Sheet\" >Fiche technique du PCB HDI<\/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\/fr\/blog\/high-density-interconnector-pcb\/#Applications_and_Core_Advantages_of_HDI_Boards\" >Applications et principaux avantages des cartes HDI<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#I_Key_Application_Areas_of_HDI_Boards\" >I. Principaux domaines d'application des panneaux HDI<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#II_The_%E2%80%9CFour_Highs_and_One_Low%E2%80%9D_Advantages_of_HDI_Technology\" >II.Les &#8220;quatre hauts et un bas&amp;#8221 ; avantages de la technologie HDI<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#III_Market_Outlook_and_Supporting_Data\" >III.Perspectives du march\u00e9 et donn\u00e9es compl\u00e9mentaires<\/a><\/li><\/ul><\/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\/fr\/blog\/high-density-interconnector-pcb\/#Classification_of_HDI_Boards\" >Classification des cartes HDI<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#1_1N1_Type\" >(1) 1+N+1 Type<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#2_iNi_i%E2%89%A52_Type\" >(2) i+N+i (i\u22652) Type<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#3_Any-Layer_Interconnect_ELIC_Type\" >(3) Type d'interconnexion toute couche (ELIC)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#Technical_Comparison\" >Comparaison technique<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#HDIBUM_PCB_Material_Performance_Requirements\" >Exigences en mati\u00e8re de performances des mat\u00e9riaux pour circuits imprim\u00e9s HDI\/BUM<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#1_Prepreg_PP_Materials\" >1. Mat\u00e9riaux pr\u00e9impr\u00e9gn\u00e9s (PP)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#2_Resin_Coated_Copper_RCC_Materials\" >2.Mat\u00e9riaux en cuivre rev\u00eatu de r\u00e9sine (RCC)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#3_Laser_Drillable_Prepreg_LDP_Materials\" >3.Mat\u00e9riaux pr\u00e9-impr\u00e9gn\u00e9s perc\u00e9s au laser (LDP)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#4_Liquid_Crystal_Polymer_LCP_Materials\" >4.Mat\u00e9riaux \u00e0 base de polym\u00e8res \u00e0 cristaux liquides (LCP)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#Material_Selection_Guide\" >Guide de s\u00e9lection des mat\u00e9riaux<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#Difference_in_PCB_manufacturing_process_between_core-containing_boards_and_coreless_boards\" >Diff\u00e9rence dans le processus de fabrication des PCB entre les cartes avec noyau et les cartes sans noyau<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#I_Core-Based_HDI_Manufacturing_Process\" >I. Processus de fabrication de l'IDH \u00e0 base de noyaux<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#II_Breakthrough_Coreless_HDI_Technology\" >II.Technologie r\u00e9volutionnaire HDI sans noyau<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/high-density-interconnector-pcb\/#Concluding_Remarks\" >Remarques finales<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_HDI\"><\/span>Qu'est-ce que l'IDH ?<span class=\"ez-toc-section-end\"><\/span><\/h2><p>L'IDH, qui se r\u00e9f\u00e8re \u00e0 une densit\u00e9 de c\u00e2blage plus \u00e9lev\u00e9e par unit\u00e9 de surface que les cartes de circuits imprim\u00e9s conventionnelles, est une technologie de pointe. <a href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/printed-circuit-board-pcb\/\">carte de circuit imprim\u00e9<\/a> (PCB) qui permet d'atteindre des niveaux plus \u00e9lev\u00e9s d'int\u00e9gration des composants \u00e9lectroniques gr\u00e2ce \u00e0 un c\u00e2blage microfin, \u00e0 des structures de via microscopiques et \u00e0 un c\u00e2blage dense. Ces cartes utilisent des fils et des espaces plus fins (\u2264 100 \u00b5m\/0,10 mm), des vias (&lt;150 \u00b5m) et des plots (&lt;400 \u00b5m\/0,40 mm) plus petits, et des densit\u00e9s de plots plus \u00e9lev\u00e9es (&gt;20 plots\/cm2) que la technologie PCB conventionnelle.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Core_Features\"><\/span><strong>Caract\u00e9ristiques principales<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Largeur de ligne\/espacement plus fin<\/strong>Les dimensions de l'enveloppe sont g\u00e9n\u00e9ralement \u2264100 \u00b5m (0,10 mm), ce qui est nettement inf\u00e9rieur \u00e0 celles des PCB conventionnels (g\u00e9n\u00e9ralement 150 \u00b5m+).<\/li>\n\n<li><strong>Trous d'entr\u00e9e minuscules<\/strong>:<\/li>\n\n<li><strong>Vias incorpor\u00e9s par aveuglement laser<\/strong>Les couches de la plaque de base sont des couches d'un diam\u00e8tre de &lt;150 \u00b5m, perc\u00e9es au laser pour des connexions \u00e0 haute densit\u00e9 entre les couches.<\/li>\n\n<li><strong>Trous empil\u00e9s\/d\u00e9cal\u00e9s<\/strong>: Am\u00e9liorer l'utilisation de l'espace vertical et r\u00e9duire les besoins en couches.<\/li>\n\n<li><strong>Densit\u00e9 \u00e9lev\u00e9e des tampons<\/strong>: &gt;20 pads\/cm\u00b2 pour les puces \u00e0 plusieurs broches (par ex. BGA, bo\u00eetiers CSP).<\/li>\n\n<li><strong>Mat\u00e9riaux minces<\/strong>: Utilisation de substrats \u00e0 faible constante di\u00e9lectrique et \u00e0 haute stabilit\u00e9 (par exemple FR4, polyimide).<\/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\/06\/HDI-PCB.jpg\" alt=\"PCB HDI\" class=\"wp-image-3248\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/HDI-PCB.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/HDI-PCB-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/HDI-PCB-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Core_features_of_HDI_boards_vs_conventional_PCB\"><\/span><strong>Principales caract\u00e9ristiques des cartes HDI (par rapport aux cartes classiques)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Microvia_design_laser_drilling_dominated\"><\/span><strong>1. Conception de microvia (per\u00e7age laser domin\u00e9)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Choix de la technologie<\/strong>: Les cartes HDI utilisent g\u00e9n\u00e9ralement <strong>per\u00e7age au laser<\/strong> (diam\u00e8tre des trous typiquement \u2264150\u00b5m) plut\u00f4t que de proc\u00e9der \u00e0 un per\u00e7age m\u00e9canique. Les raisons sont les suivantes :<\/li>\n\n<li><strong>Limites du forage m\u00e9canique<\/strong>: Les aiguilles de forage de 0,15 mm se cassent facilement, ont des exigences \u00e9lev\u00e9es en mati\u00e8re de vitesse de rotation et une faible efficacit\u00e9, et sont incapables de r\u00e9aliser le contr\u00f4le de la profondeur de l'eau. <strong>trous aveugles et enterr\u00e9s<\/strong>.<\/li>\n\n<li><strong>Avantage du laser<\/strong>: Peut traiter des trous minuscules (par exemple, 50\u00b5m), prend en charge <strong>HDI toutes couches<\/strong>Il n'y a pas de contact physique et le rendement est \u00e9lev\u00e9.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Microvia_and_Hole_Ring_Designs_Via_Diameter_%E2%89%A4150%C2%B5m\"><\/span><strong>2. Mod\u00e8les d'anneaux de microvia et de trous<\/strong> Diam\u00e8tre de l'axe \u2264150\u00b5m<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Vias \u2264150\u00b5m<\/strong> et des vias (pads) \u2264250\u00b5m, ce qui permet de lib\u00e9rer de l'espace en r\u00e9tr\u00e9cissant les via.<\/li>\n\n<li><strong>Exemple<\/strong>: Si le diam\u00e8tre de l'ouverture est r\u00e9duit de 0,30 mm \u00e0 0,10 mm (vias laser), le diam\u00e8tre du tampon peut \u00eatre r\u00e9duit de 0,60 mm \u00e0 0,35 mm, <strong>\u00e9conomie de 67% de surface<\/strong>.<\/li>\n\n<li><strong>Perforation directe du tampon (Via-in-Pad)<\/strong>: optimise encore l'agencement des composants BGA\/SMD et augmente la densit\u00e9.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_High_Solder_Joint_Density_%3E130_jointsin%C2%B2\"><\/span><strong>3.Densit\u00e9 \u00e9lev\u00e9e des joints de soudure (&gt;130 joints\/po\u00b2)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>La densit\u00e9 des plages de soudure d\u00e9termine l'int\u00e9gration des composants. HDI r\u00e9alise <strong>module multifonctionnel<\/strong> assemblage \u00e0 haute densit\u00e9 (par exemple, cartes m\u00e8res de t\u00e9l\u00e9phones portables) \u00e0 travers des trous\/fils micro-miniatures.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_High_wiring_density_%3E117_wiresin%C2%B2\"><\/span><strong>4.Densit\u00e9 de c\u00e2blage \u00e9lev\u00e9e (117 fils\/po\u00b2)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>Afin de r\u00e9pondre \u00e0 l'augmentation du nombre de composants, la densit\u00e9 des lignes doit \u00eatre augment\u00e9e simultan\u00e9ment. L'IDH permet d'obtenir un c\u00e2blage complexe gr\u00e2ce \u00e0 <strong>c\u00e2blage fin<\/strong> (largeur de ligne\/espacement \u2264100\u00b5m) et <strong>empilage multicouche<\/strong>.<\/li><\/ul><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Fine_line_line_widthspace_%E2%89%A4_3_mil75%C2%B5m\"><\/span><strong>5.Ligne fine (largeur de ligne\/espace \u2264 3 mil\/75\u00b5m)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>Norme th\u00e9orique<\/strong>Le nombre d'\u00e9chantillons peut \u00eatre fix\u00e9 \u00e0 75\u00b5m\/75\u00b5m, mais dans la pratique, il est souvent fix\u00e9 \u00e0 100\u00b5m\/100\u00b5m. Raison :<\/li>\n\n<li><strong>Co\u00fbt du processus<\/strong>Le proc\u00e9d\u00e9 75\u00b5m est exigeant en \u00e9quipements\/mat\u00e9riaux, le rendement est faible, les fournisseurs sont peu nombreux et le co\u00fbt est \u00e9lev\u00e9.<\/li>\n\n<li><strong>\u00c9quilibre prix\/performance<\/strong>: La solution 100\u00b5m offre un \u00e9quilibre entre la densit\u00e9 et le co\u00fbt et convient \u00e0 la plupart des besoins de l'\u00e9lectronique grand public.<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Core_Benefits_of_HDI\"><\/span>Principaux avantages de l'IDH<span class=\"ez-toc-section-end\"><\/span><\/h2><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Dimension<\/strong><\/th><th><strong>Conseil d'administration de l'IDH<\/strong><\/th><th><strong>PCB traditionnel<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>Technologie de forage<\/strong><\/td><td>Per\u00e7age au laser (trous borgnes enterr\u00e9s, couches arbitraires)<\/td><td>Per\u00e7age m\u00e9canique (\u00e0 partir d'un trou traversant)<\/td><\/tr><tr><td><strong>Diam\u00e8tre du trou\/anneau du trou<\/strong><\/td><td>\u2264150\u00b5m\/\u2264250\u00b5m<\/td><td>\u2265200\u00b5m\/\u2265400\u00b5m<\/td><\/tr><tr><td><strong>Densit\u00e9 de c\u00e2blage<\/strong><\/td><td>117 fils\/po\u00b2<\/td><td>50 fils\/po\u00b2<\/td><\/tr><tr><td><strong>Largeur et pas du fil<\/strong><\/td><td>\u2264100\u00b5m (Mainstream)<\/td><td>\u2265150\u00b5m<\/td><\/tr><\/tbody><\/table><\/figure><p>L'IDH favorise la miniaturisation et la haute performance des produits \u00e9lectroniques par les moyens suivants <strong>interconnexions microvia, ligne fine et haute densit\u00e9<\/strong>Il s'agit d'une technologie cl\u00e9 pour la 5G, l'IA et les appareils portables.<\/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\/06\/HDI-PCB-1.jpg\" alt=\"PCB HDI\" class=\"wp-image-3249\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/HDI-PCB-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/HDI-PCB-1-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/HDI-PCB-1-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"HDI_PCB_Technical_Specification_Sheet\"><\/span>Fiche technique du PCB HDI<span class=\"ez-toc-section-end\"><\/span><\/h2><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Fonctionnalit\u00e9<\/strong><\/th><th><strong>Sp\u00e9cifications techniques de la carte de circuit imprim\u00e9 HDI<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>Couches<\/strong><\/td><td><strong>Standard<\/strong>: 4-22 couches<br><strong>Avanc\u00e9<\/strong>: Jusqu'\u00e0 30 couches<\/td><\/tr><tr><td><strong>Faits marquants<\/strong><\/td><td>&amp;#8211 ; Densit\u00e9 de tampon plus \u00e9lev\u00e9e<br>&amp;#8211 ; Trace\/espace plus fin (\u226475\u00b5m)<br>&amp;#8211 ; Microvias (aveugles\/enfouis, interconnexion de toutes les couches)<br>&amp;#8211 ; Conception Via-in-Pad<\/td><\/tr><tr><td><strong>Cr\u00e9ation de l'IDH<\/strong><\/td><td>1+N+1, 2+N+2, 3+N+3, 4+N+4, toute couche (ELIC), Ultra HDI (R&amp;D)<\/td><\/tr><tr><td><strong>Mat\u00e9riaux<\/strong><\/td><td>FR4 (standard\/haute performance), FR4 sans halog\u00e8ne, Rogers (pour les applications \u00e0 haute fr\u00e9quence)<\/td><\/tr><tr><td><strong>Poids du cuivre (fini)<\/strong><\/td><td>18\u03bcm - 70\u03bcm<\/td><\/tr><tr><td><strong>Min. Trace\/Espace<\/strong><\/td><td><strong>0,075mm \/ 0,075mm<\/strong> (75\u00b5m\/75\u00b5m)<\/td><\/tr><tr><td><strong>\u00c9paisseur du circuit imprim\u00e9<\/strong><\/td><td>0,40 mm - 3,20 mm<\/td><\/tr><tr><td><strong>Max. Taille de la carte<\/strong><\/td><td>610 mm \u00d7 450 mm (limit\u00e9 par la capacit\u00e9 de per\u00e7age du laser)<\/td><\/tr><tr><td><strong>Finition de la surface<\/strong><\/td><td>OSP, ENIG, \u00e9tain par immersion, argent par immersion, or \u00e9lectrolytique, doigts d'or<\/td><\/tr><tr><td><strong>Min. Taille du trou<\/strong><\/td><td><strong>Forage m\u00e9canique<\/strong>: 0,15 mm<br><strong>Per\u00e7age au laser<\/strong>:<br>&amp;#8211 ; Standard : 0.10mm (100\u00b5m)<br>&amp;#8211 ; Avanc\u00e9 : 0.075mm (75\u00b5m)<\/td><\/tr><\/tbody><\/table><\/figure><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Applications_and_Core_Advantages_of_HDI_Boards\"><\/span><strong>Applications et principaux avantages des cartes HDI<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"I_Key_Application_Areas_of_HDI_Boards\"><\/span><strong>I. Principaux domaines d'application des panneaux HDI<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><p>Avec l'\u00e9volution de la technologie des semi-conducteurs vers la miniaturisation et la haute performance, la technologie HDI est devenue un outil essentiel pour l'\u00e9lectronique moderne, en particulier dans les domaines suivants :<\/p><ul class=\"wp-block-list\"><li><strong>Communications mobiles<\/strong><\/li><\/ul><ul class=\"wp-block-list\"><li><strong>Smartphones (4G\/5G)<\/strong>: Le routage haute densit\u00e9 prend en charge les modules multi-cam\u00e9ras, les antennes 5G et les processeurs \u00e0 grande vitesse (par exemple, les puces emball\u00e9es en BGA).<\/li>\n\n<li><strong>\u00c9quipement de station de base<\/strong>: La transmission de signaux \u00e0 haute fr\u00e9quence (par exemple, les bandes d'ondes millim\u00e9triques) repose sur les mat\u00e9riaux \u00e0 faible perte de l'IDH (par exemple, Rogers).<\/li><\/ul><ul class=\"wp-block-list\"><li><strong>\u00c9lectronique grand public<\/strong><\/li><\/ul><ul class=\"wp-block-list\"><li><strong>Appareils portables<\/strong>: Les conceptions ultra-minces (par exemple, les cartes m\u00e8res de smartphones pliables, les \u00e9couteurs TWS) n\u00e9cessitent l'empilement de couches minces de HDI (structure 1+N+1).<\/li>\n\n<li><strong>Appareils photo num\u00e9riques\/AR\/VR<\/strong>: Les capteurs \u00e0 haute r\u00e9solution et les modules miniaturis\u00e9s d\u00e9pendent des microvias (&lt;75\u00b5m) et de la technologie Via-in-Pad.<\/li><\/ul><ul class=\"wp-block-list\"><li><strong>\u00c9lectronique automobile<\/strong><\/li><\/ul><ul class=\"wp-block-list\"><li><strong>Syst\u00e8mes avanc\u00e9s d'aide \u00e0 la conduite (ADAS)<\/strong>: Les radars et les syst\u00e8mes d'infotainment exigent une grande fiabilit\u00e9 du HDI (r\u00e9sistance \u00e0 la chaleur, r\u00e9sistance aux vibrations).<\/li><\/ul><ul class=\"wp-block-list\"><li><strong>Calcul \u00e0 haute performance<\/strong><\/li><\/ul><ul class=\"wp-block-list\"><li><strong>Serveurs\/GPU d'IA<\/strong>: La conductivit\u00e9 \u00e9lev\u00e9e et la conception thermique favorisent la transmission de courants \u00e9lev\u00e9s (\u00e9paisseur de cuivre \u226570\u00b5m).<\/li><\/ul><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"II_The_%E2%80%9CFour_Highs_and_One_Low%E2%80%9D_Advantages_of_HDI_Technology\"><\/span><strong>II.Les &#8220;quatre hauts et un bas&amp;#8221 ; avantages de la technologie HDI<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Avantage<\/strong><\/th><th><strong>Mise en \u0153uvre technique<\/strong><\/th><th><strong>Valeur de l'application<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>Routage haute densit\u00e9<\/strong><\/td><td>Trace\/espace \u226475\u00b5m, microvias (forage laser)<\/td><td>R\u00e9duction de 30 % de la surface du circuit imprim\u00e9, ce qui permet de r\u00e9duire la taille du produit final<\/td><\/tr><tr><td><strong>Haute fr\u00e9quence &amp;amp ; Haute vitesse<\/strong><\/td><td>Mat\u00e9riaux \u00e0 faible Dk (par exemple PTFE), contr\u00f4le de l'imp\u00e9dance (\u00b15%)<\/td><td>Prise en charge de l'int\u00e9grit\u00e9 des signaux 5G\/6G mmWave et SerDes \u00e0 grande vitesse<\/td><\/tr><tr><td><strong>Conductivit\u00e9 \u00e9lev\u00e9e<\/strong><\/td><td>Interconnexion toutes couches (ELIC), technologie de placage par remplissage de via<\/td><td>R\u00e9duction du retard des signaux entre les couches, am\u00e9lioration des d\u00e9bits de donn\u00e9es<\/td><\/tr><tr><td><strong>Fiabilit\u00e9 \u00e9lev\u00e9e de l'isolation<\/strong><\/td><td>Substrats sans halog\u00e8ne, laminage de pr\u00e9cision (taux de dilatation \u22643%)<\/td><td>Conforme \u00e0 la certification automobile AEC-Q200, prolonge la dur\u00e9e de vie de 50 %.<\/td><\/tr><tr><td><strong>Faible co\u00fbt<\/strong><\/td><td>Moins de couches (par exemple, remplacement des circuits imprim\u00e9s \u00e0 trous traversants \u00e0 8 couches par des circuits imprim\u00e9s HDI \u00e0 4 couches), per\u00e7age laser automatis\u00e9 (rendement &gt;98%)<\/td><td>R\u00e9duit le co\u00fbt total de 15 \u00e0 20 %.<\/td><\/tr><\/tbody><\/table><\/figure><h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"III_Market_Outlook_and_Supporting_Data\"><\/span><strong>III.Perspectives du march\u00e9 et donn\u00e9es compl\u00e9mentaires<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4><ul class=\"wp-block-list\"><li><strong>Tendance \u00e0 la croissance<\/strong>: Entre 2000 et 2008, la production mondiale de panneaux HDI a augment\u00e9 \u00e0 un taux de croissance annuel moyen de 14 % (donn\u00e9es Prismark). En 2023, la taille du march\u00e9 d\u00e9passait les 12 milliards de dollars, avec un TCAC pr\u00e9vu pour 2030 de 8,3 %.<\/li>\n\n<li><strong>\u00c9volution de la technologie<\/strong>: L'Ultra HDI (trace\/espace \u226440\u00b5m) et la technologie des composants embarqu\u00e9s stimuleront davantage le d\u00e9veloppement de l'AIoT et des dispositifs portables.<\/li><\/ul><p>Avec ses caract\u00e9ristiques \"quatre hauts et un bas\", la technologie HDI est un moteur essentiel de l'\u00e9volution de l'industrie \u00e9lectronique et pr\u00e9sente un immense potentiel pour les communications 6G, les v\u00e9hicules autonomes et l'informatique quantique.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Classification_of_HDI_Boards\"><\/span><strong>Classification des cartes HDI<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><p>Les cartes HDI sont class\u00e9es en trois cat\u00e9gories principales en fonction de la m\u00e9thode d'empilage et du nombre de stratification des trous borgnes :<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_1N1_Type\"><\/span><strong>(1) 1+N+1 Type<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Structure<\/strong>: Comprend une seule couche de laminage pour les interconnexions \u00e0 haute densit\u00e9.<\/li>\n\n<li><strong>Caract\u00e9ristiques<\/strong>:<\/li>\n\n<li>La solution HDI la plus rentable<\/li>\n\n<li>Convient aux conceptions de complexit\u00e9 moyenne<\/li>\n\n<li>Applications typiques : Smartphones d'entr\u00e9e de gamme, \u00e9lectronique grand public<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_iNi_i%E2%89%A52_Type\"><\/span><strong>(2) i+N+i (i\u22652) Type<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Structure<\/strong>:Incorpore deux ou plusieurs couches de laminage pour les interconnexions \u00e0 haute densit\u00e9.<\/li>\n\n<li><strong>Caract\u00e9ristiques principales<\/strong>:<\/li>\n\n<li>Prise en charge des configurations microvia d\u00e9cal\u00e9es ou empil\u00e9es<\/li>\n\n<li>Les mod\u00e8les avanc\u00e9s utilisent souvent des microvias empil\u00e9es remplies de cuivre.<\/li>\n\n<li>Am\u00e9lioration de la densit\u00e9 de routage et de l'int\u00e9grit\u00e9 des signaux<\/li>\n\n<li><strong>Applications<\/strong>:<\/li>\n\n<li>Appareils mobiles de moyenne \u00e0 haute gamme<\/li>\n\n<li>\u00c9quipement de r\u00e9seau<\/li>\n\n<li>\u00c9lectronique automobile<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Any-Layer_Interconnect_ELIC_Type\"><\/span><strong>(3) Type d'interconnexion toute couche (ELIC)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Structure<\/strong>: Toutes les couches utilisent des interconnexions \u00e0 haute densit\u00e9 avec des microvias empil\u00e9es et remplies de cuivre.<\/li>\n\n<li><strong>Avantages<\/strong>:<\/li>\n\n<li>Permet une libert\u00e9 de conception totale pour les connexions entre les couches<\/li>\n\n<li>Solution optimale pour les composants \u00e0 nombre de broches tr\u00e8s \u00e9lev\u00e9 (par exemple, CPU, GPU)<\/li>\n\n<li>Maximise l'utilisation de l'espace dans les conceptions compactes<\/li>\n\n<li><strong>Cas d'utilisation typiques<\/strong>:<\/li>\n\n<li>Smartphones phares<\/li>\n\n<li>Calcul \u00e0 haute performance<\/li>\n\n<li>Dispositifs portables avanc\u00e9s<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Technical_Comparison\"><\/span><strong>Comparaison technique<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Type<\/strong><\/th><th><strong>Nombre de lamelles<\/strong><\/th><th><strong>Via Structure<\/strong><\/th><th><strong>Facteur de co\u00fbt<\/strong><\/th><th><strong>Applications typiques<\/strong><\/th><\/tr><\/thead><tbody><tr><td>1+N+1<\/td><td>Pelliculage simple<\/td><td>Microvias de base<\/td><td>Le plus bas<\/td><td>\u00c9lectronique grand public d'entr\u00e9e de gamme<\/td><\/tr><tr><td>i+N+i (i\u22652)<\/td><td>T\u00f4les multiples<\/td><td>Microvias empil\u00e9es\/d\u00e9cal\u00e9es<\/td><td>Mod\u00e9r\u00e9<\/td><td>Mobile\/r\u00e9seau de milieu de gamme<\/td><\/tr><tr><td>ELIC<\/td><td>Toutes couches<\/td><td>Vias empil\u00e9s remplis de cuivre<\/td><td>Le plus \u00e9lev\u00e9<\/td><td>Informatique haut de gamme\/mobile<\/td><\/tr><\/tbody><\/table><\/figure><p>Ce syst\u00e8me de classification aide les concepteurs \u00e0 choisir la technologie HDI appropri\u00e9e en fonction des exigences de performance, de la complexit\u00e9 et des consid\u00e9rations de co\u00fbt. L'\u00e9volution de 1+N+1 \u00e0 ELIC repr\u00e9sente des capacit\u00e9s croissantes pour soutenir des applications \u00e9lectroniques plus avanc\u00e9es.<\/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\/06\/HDI-PCB-2.jpg\" alt=\"PCB HDI\" class=\"wp-image-3250\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/HDI-PCB-2.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/HDI-PCB-2-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/06\/HDI-PCB-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"HDIBUM_PCB_Material_Performance_Requirements\"><\/span><strong>Exigences en mati\u00e8re de performances des mat\u00e9riaux pour circuits imprim\u00e9s HDI\/BUM<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><p>Le d\u00e9veloppement de mat\u00e9riaux pour les cartes de circuits imprim\u00e9s HDI a toujours \u00e9t\u00e9 ax\u00e9 sur la satisfaction des exigences \"quatre hauts et un bas\" (haute densit\u00e9, haute fr\u00e9quence, haute conductivit\u00e9, haute fiabilit\u00e9 et faible co\u00fbt).Les besoins croissants de miniaturisation et de performance des circuits imprim\u00e9s sont satisfaits par l'am\u00e9lioration de propri\u00e9t\u00e9s telles que la r\u00e9sistance \u00e0 l'\u00e9lectromigration et la stabilit\u00e9 dimensionnelle.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Prepreg_PP_Materials\"><\/span><strong>1. Mat\u00e9riaux pr\u00e9impr\u00e9gn\u00e9s (PP)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Composition<\/strong>: R\u00e9sine + mat\u00e9riaux renforc\u00e9s (g\u00e9n\u00e9ralement fibre de verre)<\/li>\n\n<li><strong>Avantages<\/strong>:<\/li>\n\n<li>Faible co\u00fbt<\/li>\n\n<li>Bonne rigidit\u00e9 m\u00e9canique<\/li>\n\n<li>Large applicabilit\u00e9<\/li>\n\n<li><strong>Limites<\/strong>:<\/li>\n\n<li>Fiabilit\u00e9 mod\u00e9r\u00e9e (faible r\u00e9sistance au CAF)<\/li>\n\n<li>R\u00e9sistance au pelage du tampon plus faible (ne convient pas aux applications exigeant des tests de chute)<\/li>\n\n<li><strong>Applications typiques<\/strong>: Produits \u00e9lectroniques grand public de milieu et de bas de gamme (par exemple, smartphones \u00e0 bas prix)<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Resin_Coated_Copper_RCC_Materials\"><\/span><strong>2.Mat\u00e9riaux en cuivre rev\u00eatu de r\u00e9sine (RCC)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Les types<\/strong>:<\/li><\/ul><ol class=\"wp-block-list\"><li>Film PI m\u00e9tallis\u00e9<\/li>\n\n<li>Film PI + feuille de cuivre lamin\u00e9e avec de l&amp;#8217adh\u00e9sif (&#8220;Pure PI&amp;#8221 ;)<\/li>\n\n<li>Film PI coul\u00e9 (PI liquide durci sur une feuille de cuivre)<\/li><\/ol><ul class=\"wp-block-list\"><li><strong>Avantages<\/strong>:<\/li>\n\n<li>Excellente aptitude \u00e0 la fabrication<\/li>\n\n<li>Haute fiabilit\u00e9<\/li>\n\n<li>R\u00e9sistance sup\u00e9rieure au pelage du tampon (id\u00e9al pour les applications de test de chute)<\/li>\n\n<li>Technologie de forage au laser microvia activ\u00e9e<\/li>\n\n<li><strong>Limites<\/strong>:<\/li>\n\n<li>Co\u00fbt plus \u00e9lev\u00e9<\/li>\n\n<li>Rigidit\u00e9 globale plus faible (probl\u00e8mes potentiels de d\u00e9formation)<\/li>\n\n<li><strong>Impact<\/strong>: A \u00e9t\u00e9 le pionnier du passage de l'emballage SMT \u00e0 l'emballage CSP<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Laser_Drillable_Prepreg_LDP_Materials\"><\/span><strong>3.Mat\u00e9riaux pr\u00e9-impr\u00e9gn\u00e9s perc\u00e9s au laser (LDP)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Positionnement<\/strong>: \u00c9quilibre co\u00fbt-performance entre le PP et le RCC<\/li>\n\n<li><strong>Avantages<\/strong>:<\/li>\n\n<li>Meilleure r\u00e9sistance au CAF que le PP<\/li>\n\n<li>Meilleure uniformit\u00e9 de la couche di\u00e9lectrique<\/li>\n\n<li>Satisfait ou d\u00e9passe les normes internationales en mati\u00e8re de r\u00e9sistance au d\u00e9collement des tampons.<\/li>\n\n<li><strong>Applications<\/strong>: Appareils mobiles et \u00e9lectroniques de milieu \u00e0 haut de gamme<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Liquid_Crystal_Polymer_LCP_Materials\"><\/span><strong>4.Mat\u00e9riaux \u00e0 base de polym\u00e8res \u00e0 cristaux liquides (LCP)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Propri\u00e9t\u00e9s principales<\/strong>:<\/li>\n\n<li>Constante di\u00e9lectrique ultra-faible (Dk=2,8 @1GHz)<\/li>\n\n<li>Tangente de perte minimale (0.0025)<\/li>\n\n<li>Retardateur de flamme inh\u00e9rent (sans halog\u00e8ne)<\/li>\n\n<li>Stabilit\u00e9 dimensionnelle sup\u00e9rieure<\/li>\n\n<li><strong>Avantages<\/strong>:<\/li>\n\n<li>Id\u00e9al pour les conceptions \u00e0 haute fr\u00e9quence et \u00e0 haute vitesse<\/li>\n\n<li>Respect de l'environnement<\/li>\n\n<li>Remettre en cause la domination traditionnelle de l'IP<\/li>\n\n<li><strong>Applications<\/strong>: Circuits RF\/micro-ondes haut de gamme, conditionnement avanc\u00e9<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Material_Selection_Guide\"><\/span><strong>Guide de s\u00e9lection des mat\u00e9riaux<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Mat\u00e9riau<\/strong><\/th><th><strong>Co\u00fbt<\/strong><\/th><th><strong>Fiabilit\u00e9<\/strong><\/th><th><strong>Haute fr\u00e9quence<\/strong><\/th><th><strong>Rigidit\u00e9<\/strong><\/th><th><strong>Meilleur pour<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>PP<\/strong><\/td><td>Faible<\/td><td>Mod\u00e9r\u00e9<\/td><td>No<\/td><td>Haut<\/td><td>Appareils grand public \u00e0 bas prix<\/td><\/tr><tr><td><strong>RCC<\/strong><\/td><td>Haut<\/td><td>Excellent<\/td><td>Mod\u00e9r\u00e9<\/td><td>Faible<\/td><td>Test de chute pour les applications sensibles<\/td><\/tr><tr><td><strong>LDP<\/strong><\/td><td>Moyen<\/td><td>Bon<\/td><td>Limit\u00e9e<\/td><td>Haut<\/td><td>Appareils mobiles haut de gamme<\/td><\/tr><tr><td><strong>LCP<\/strong><\/td><td>Tr\u00e8s \u00e9lev\u00e9<\/td><td>Exceptionnel<\/td><td>Oui<\/td><td>Moyen<\/td><td>5G\/RF\/emballage avanc\u00e9<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Difference_in_PCB_manufacturing_process_between_core-containing_boards_and_coreless_boards\"><\/span>Diff\u00e9rence dans le processus de fabrication des PCB entre les cartes avec noyau et les cartes sans noyau<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"I_Core-Based_HDI_Manufacturing_Process\"><\/span><strong>I. Processus de fabrication de l'IDH \u00e0 base de noyaux<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>1. Caract\u00e9ristiques principales de la carte<\/strong><\/p><ul class=\"wp-block-list\"><li><strong>Conception structurelle<\/strong>:<\/li>\n\n<li>Utilise des trous de passage ou des structures hybrides enterr\u00e9es\/aveugles\/trou de passage (g\u00e9n\u00e9ralement 4 \u00e0 6 couches).<\/li>\n\n<li>Construction \u00e0 noyau m\u00e9tallique en option (meilleure dissipation thermique)<\/li><\/ul><p><strong>Param\u00e8tres techniques<\/strong>:<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Param\u00e8tres<\/strong><\/th><th><strong>Conseil d'administration<\/strong><\/th><th><strong>Couches de construction<\/strong><\/th><\/tr><\/thead><tbody><tr><td>Diam\u00e8tre du trou de passage<\/td><td>\u22650,2mm<\/td><td>\u22640.15mm (microvias)<\/td><\/tr><tr><td>Largeur de la trace\/de l'espace<\/td><td>\u22650.08mm<\/td><td>\u22640.08mm<\/td><\/tr><tr><td>Densit\u00e9 d'interconnexion<\/td><td>Faible<\/td><td>Tr\u00e8s haute densit\u00e9<\/td><\/tr><\/tbody><\/table><\/figure><p><strong>2. Fonctions essentielles du conseil d'administration<\/strong><\/p><ul class=\"wp-block-list\"><li>Support m\u00e9canique (assure la rigidit\u00e9)<\/li>\n\n<li>Pont d'interconnexion \u00e9lectrique entre les couches de construction<\/li>\n\n<li>Gestion thermique (en particulier pour les cartes \u00e0 \u00e2me m\u00e9tallique)<\/li><\/ul><p><strong>3. Principaux proc\u00e9d\u00e9s de pr\u00e9traitement<\/strong><\/p><ul class=\"wp-block-list\"><li><strong>Via le traitement<\/strong>: Remplissage des orifices + planarisation de la surface<\/li>\n\n<li><strong>Traitement de surface<\/strong>: Cuivrage chimique + galvanoplastie (\u00e9paisseur 1-3\u00b5m)<\/li>\n\n<li><strong>Transfert de mod\u00e8le<\/strong>: LDI imagerie directe par laser (pr\u00e9cision \u00b15\u00b5m)<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"II_Breakthrough_Coreless_HDI_Technology\"><\/span><strong>II.Technologie r\u00e9volutionnaire HDI sans noyau<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>1.Technologies repr\u00e9sentatives<\/strong><\/p><ul class=\"wp-block-list\"><li><strong>ALIVH<\/strong> (Trou de passage interstitiel de n'importe quelle couche)<\/li>\n\n<li><strong>B\u00b2IT<\/strong> (Technologie d'interconnexion \u00e0 bosses enterr\u00e9es)<\/li><\/ul><p><strong>2. Avantages r\u00e9volutionnaires<\/strong><\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Comparaison<\/strong><\/th><th><strong>IDH de base<\/strong><\/th><th><strong>HDI sans noyau<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>Structure<\/strong><\/td><td>Zones de base et de construction<\/td><td>Conception de couches homog\u00e8nes<\/td><\/tr><tr><td><strong>Densit\u00e9 d'interconnexion<\/strong><\/td><td>Variation importante des couches<\/td><td>Tr\u00e8s haute densit\u00e9 uniforme (+40% par rapport au noyau)<\/td><\/tr><tr><td><strong>Transmission du signal<\/strong><\/td><td>Chemins plus longs (retard induit par le noyau)<\/td><td>Chemins les plus courts possibles<\/td><\/tr><tr><td><strong>Contr\u00f4le de l'\u00e9paisseur<\/strong><\/td><td>Limit\u00e9 par le noyau (\u22650,4mm)<\/td><td>Peut atteindre &lt;0,2mm<\/td><\/tr><\/tbody><\/table><\/figure><p><strong>3. Innovations dans les processus de base<\/strong><\/p><ul class=\"wp-block-list\"><li><strong>Interconnexion des couches<\/strong>:<\/li>\n\n<li>Remplace le cuivre chimique par de la p\u00e2te conductrice ou des bosses en cuivre<\/li>\n\n<li>Ablation laser pour les microvias de toutes les couches (\u226450\u00b5m de diam\u00e8tre)<\/li>\n\n<li><strong>Assurance de la fiabilit\u00e9<\/strong>:<\/li>\n\n<li>Rugosit\u00e9 de surface \u00e0 l'\u00e9chelle nanom\u00e9trique (Ra\u22640,5\u00b5m)<\/li>\n\n<li>Mat\u00e9riaux di\u00e9lectriques \u00e0 faible r\u00e9ticulation (Tg\u2265200\u2103)<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Concluding_Remarks\"><\/span>Remarques finales<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Gr\u00e2ce aux progr\u00e8s r\u00e9alis\u00e9s dans le domaine du per\u00e7age au laser, de la science des mat\u00e9riaux et de l'empilage multicouche, les circuits imprim\u00e9s HDI sont \u00e0 la pointe de la miniaturisation et de l'\u00e9lectronique de haute performance. La technologie HDI continuera d'\u00e9voluer \u00e0 mesure que les appareils exigeront des vitesses plus \u00e9lev\u00e9es, une latence plus faible\uff0c et une plus grande fiabilit\u00e9, repoussant ainsi les limites de la fabrication des circuits imprim\u00e9s.<\/p>","protected":false},"excerpt":{"rendered":"<p>Les circuits imprim\u00e9s \u00e0 interconnexion haute densit\u00e9 (HDI) r\u00e9volutionnent l'\u00e9lectronique moderne en permettant des conceptions de circuits plus petits, plus rapides et plus fiables. Qu'il s'agisse d'optimiser l'int\u00e9grit\u00e9 des signaux, la gestion thermique ou la miniaturisation, la compr\u00e9hension de la technologie HDI est essentielle pour la prochaine g\u00e9n\u00e9ration de conception de circuits imprim\u00e9s.<\/p>","protected":false},"author":1,"featured_media":3251,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[112],"tags":[281,280,111],"class_list":["post-3247","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge","tag-hdi-pcb","tag-high-density-interconnector","tag-pcb"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>High Density Interconnector PCB - Topfastpcb<\/title>\n<meta name=\"description\" content=\"The essential differences between core and coreless HDI circuit boards, manufacturing processes, material requirements, and applications in 5G, automotive, and consumer electronics. 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