{"id":3572,"date":"2025-07-11T08:34:00","date_gmt":"2025-07-11T00:34:00","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=3572"},"modified":"2025-07-09T10:29:12","modified_gmt":"2025-07-09T02:29:12","slug":"what-is-the-lamination-structure-of-hdi-pcb-boards","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-the-lamination-structure-of-hdi-pcb-boards\/","title":{"rendered":"Quelle est la structure de laminage des cartes de circuits imprim\u00e9s HDI ?"},"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\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#HDI_PCB_Lamination_Structure\" >Structure de lamination des circuits imprim\u00e9s HDI<\/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\/fr\/blog\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#1_HDI_PCB_Lamination_Basics\" >1. Principes de base du pelliculage des circuits imprim\u00e9s HDI<\/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\/fr\/blog\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#Key_Process_Comparisons\" >Comparaisons des processus cl\u00e9s :<\/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\/fr\/blog\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#2_Detailed_Analysis_of_Mainstream_HDI_Lamination_Structures\" >2. Analyse d\u00e9taill\u00e9e des principales structures de stratification HDI<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#1_Simple_Single_Lamination_1N1\" >1. Stratification simple (1+N+1)<\/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\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#2_Standard_Single_Lamination_HDI_With_Buried_Vias\" >2. HDI standard \u00e0 simple lamination (avec vias enterr\u00e9s)<\/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\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#3_Standard_Double_Lamination_HDI\" >3. Double laminage standard HDI<\/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\/fr\/blog\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#4_Optimized_Double_Lamination_Structure\" >4. Structure optimis\u00e9e de double laminage<\/a><\/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\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#3_Advanced_HDI_Lamination_Structure_Designs\" >3. Conceptions de structures de laminage HDI avanc\u00e9es<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#1_Skip-Via_Design\" >1. Skip-Via Design<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#2_Stacked_Via_Design\" >2. Conception de via empil\u00e9s<\/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\/fr\/blog\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#4_HDI_Lamination_Structure_Selection\" >4. S\u00e9lection de la structure de lamination HDI<\/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\/fr\/blog\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#1_Key_Selection_Factors\" >1. Facteurs cl\u00e9s de s\u00e9lection<\/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\/fr\/blog\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#2_Industry-Specific_Recommendations\" >2. Recommandations sp\u00e9cifiques \u00e0 l'industrie<\/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\/fr\/blog\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#5_Practical_HDI_Design_Techniques\" >5. Techniques pratiques de conception de 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-16\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#1_Via_Optimization_Principles\" >1. Principes d'optimisation<\/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\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#2_Stack-Up_Golden_Rules\" >2. R\u00e8gles d'or de Stack-Up<\/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\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#3_Reliability_Enhancements\" >3. Am\u00e9lioration de la fiabilit\u00e9<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#6_Future_Trends\" >6. Tendances futures<\/a><\/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\/what-is-the-lamination-structure-of-hdi-pcb-boards\/#Topfast_Recommendations\" >Recommandations Topfast<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"HDI_PCB_Lamination_Structure\"><\/span>Structure de lamination des circuits imprim\u00e9s HDI<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Les smartphones deviennent de plus en plus fins, tandis que les smartwatches deviennent de plus en plus puissantes. HDI <a href=\"https:\/\/www.topfastpcb.com\/fr\/products\/hdi-pcb\/\">(Interconnexion \u00e0 haute densit\u00e9<\/a>) La technologie des circuits imprim\u00e9s est au c\u0153ur de cette tendance. Par rapport aux circuits imprim\u00e9s traditionnels, la structure de laminage HDI permet de placer des circuits plus complexes dans un espace plus r\u00e9duit.<\/p><p>En tant que fabricant de PCB avec 17 ans d'exp\u00e9rience, Topfast a vu de nombreux projets \u00e9chouer en raison de la s\u00e9lection de structures de laminage HDI inappropri\u00e9es, entra\u00eenant des d\u00e9passements de co\u00fbts ou des \u00e9checs de performance. Il est donc essentiel de comprendre les diff\u00e9rentes structures de laminage des circuits imprim\u00e9s HDI.<\/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\/hdi-pcb-1.jpg\" alt=\"hdi pcb\" class=\"wp-image-3574\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/hdi-pcb-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/hdi-pcb-1-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/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=\"1_HDI_PCB_Lamination_Basics\"><\/span>1. Principes de base du pelliculage des circuits imprim\u00e9s HDI<span class=\"ez-toc-section-end\"><\/span><\/h2><p>L'essence des cartes HDI r\u00e9side dans l'obtention d'un routage \u00e0 haute densit\u00e9 gr\u00e2ce \u00e0 <strong>les processus d'accumulation<\/strong>qui sont fondamentalement diff\u00e9rents de la fabrication traditionnelle de circuits imprim\u00e9s. Les circuits imprim\u00e9s traditionnels ressemblent \u00e0 des sandwiches - toutes les couches sont lamin\u00e9es en une seule fois - alors que les circuits imprim\u00e9s HDI ressemblent \u00e0 la construction de gratte-ciel, n\u00e9cessitant une construction en couches.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_Process_Comparisons\"><\/span>Comparaisons des processus cl\u00e9s :<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Per\u00e7age au laser<\/strong>: Cr\u00e9e des microvias d'un diam\u00e8tre aussi petit que 0,05 mm (cheveu humain \u2248 0,07 mm).<\/li>\n\n<li><strong>Placage par impulsion<\/strong>: Assure une \u00e9paisseur de cuivre uniforme dans les microvias (&lt;10% variation)<\/li>\n\n<li><strong>Laminage s\u00e9quentiel<\/strong>: Param\u00e8tres typiques-170\u00b0C\u00b12\u00b0C, pression de 25kg\/cm\u00b2, accumulation couche par couche<\/li><\/ul><p>Dans un projet de smartwatch sur lequel j'ai travaill\u00e9, le passage d'un circuit imprim\u00e9 traditionnel \u00e0 6 couches (5 cm\u00b2) \u00e0 une structure HDI (1+4+1) a permis de r\u00e9duire la taille du circuit \u00e0 1,5 cm\u00b2 tout en ajoutant la surveillance de la fr\u00e9quence cardiaque, ce qui d\u00e9montre la magie de l'HDI.<\/p><p><a href=\"https:\/\/www.topfastpcb.com\/fr\/contact\/\" target=\"_blank\" rel=\"noreferrer noopener\">Examen de conception HDI gratuit \u2192<\/a><\/p><p><\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Detailed_Analysis_of_Mainstream_HDI_Lamination_Structures\"><\/span>2. Analyse d\u00e9taill\u00e9e des principales structures de stratification HDI<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Simple_Single_Lamination_1N1\"><\/span>1. Stratification simple (1+N+1)<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>Exemple typique<\/strong>carte \u00e0 6 couches (1+4+1)<\/p><p><strong>Caract\u00e9ristiques<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Pas de vias enterr\u00e9s dans les couches internes, laminage unique<\/li>\n\n<li>Vias aveugles form\u00e9s par per\u00e7age laser sur les couches externes<\/li>\n\n<li>La solution HDI la plus rentable<\/li><\/ul><p><strong>Applications<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Smartphones d'entr\u00e9e de gamme<\/li>\n\n<li>Dispositifs d'extr\u00e9mit\u00e9 IoT<\/li>\n\n<li>L'\u00e9lectronique grand public dans un espace restreint<\/li><\/ul><p><strong>\u00c9tude de cas<\/strong>: La marque d'\u00e9couteurs Bluetooth a adopt\u00e9 une conception (1+4+1), int\u00e9grant Bluetooth 5.0, le contr\u00f4le tactile et la gestion de la batterie dans un espace de 8 mm de diam\u00e8tre.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Standard_Single_Lamination_HDI_With_Buried_Vias\"><\/span>2. HDI standard \u00e0 simple lamination (avec vias enterr\u00e9s)<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>Exemple typique<\/strong>Carte \u00e0 6 couches : (1+4+1) (vias enterr\u00e9s en L2-5)<\/p><p><strong>Caract\u00e9ristiques<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Les vias enterr\u00e9s dans les couches internes n\u00e9cessitent deux laminages.<\/li>\n\n<li>Combine les vias aveugles et enterr\u00e9s<\/li>\n\n<li>Co\u00fbt et performance \u00e9quilibr\u00e9s<\/li><\/ul><p><strong>L'\u00e9cueil de la conception<\/strong>: Un mauvais placement des via enterr\u00e9s a caus\u00e9 un \u00e9cart d'imp\u00e9dance de 15% dans un projet, ce qui a n\u00e9cessit\u00e9 une nouvelle conception.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Standard_Double_Lamination_HDI\"><\/span>3. Double laminage standard HDI<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>Exemple typique<\/strong>carte \u00e0 8 couches (1+1+4+1+1)<\/p><p><strong>Caract\u00e9ristiques du processus<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Trois \u00e9tapes de laminage (noyau + premi\u00e8re couche + deuxi\u00e8me couche)<\/li>\n\n<li>Permet des architectures d'interconnexion complexes<\/li>\n\n<li>Prise en charge des vias aveugles en 3 \u00e9tapes<\/li><\/ul><p><strong>Avantages en termes de performances<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Convient pour les signaux \u00e0 haute vitesse de plus de GHz<\/li>\n\n<li>Meilleure int\u00e9grit\u00e9 de l'alimentation (couches d'alimentation d\u00e9di\u00e9es)<\/li>\n\n<li>30% : performances thermiques am\u00e9lior\u00e9es<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Optimized_Double_Lamination_Structure\"><\/span>4. Structure optimis\u00e9e de double laminage<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>Conception innovante<\/strong>Carte \u00e0 8 couches (1++1+4+1+1)<\/p><p><strong>Principales am\u00e9liorations<\/strong>:<\/p><ul class=\"wp-block-list\"><li>D\u00e9placement des vias enterr\u00e9s de L3-6 \u00e0 L2-7<\/li>\n\n<li>\u00c9limine une \u00e9tape de laminage<\/li>\n\n<li>15% r\u00e9duction des co\u00fbts<\/li><\/ul><p><strong>Donn\u00e9es d'essai<\/strong>: Un module 5G utilisant cette structure a \u00e9t\u00e9 r\u00e9alis\u00e9 :<\/p><ul class=\"wp-block-list\"><li>0,3dB\/cm perte d'insertion @10GHz<\/li>\n\n<li>12% co\u00fbt de fabrication inf\u00e9rieur \u00e0 celui des structures traditionnelles<\/li>\n\n<li>8% rendement sup\u00e9rieur<\/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\/hdi-pcb.jpg\" alt=\"hdi pcb\" class=\"wp-image-3575\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/hdi-pcb.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/hdi-pcb-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/hdi-pcb-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Advanced_HDI_Lamination_Structure_Designs\"><\/span>3. Conceptions de structures de laminage HDI avanc\u00e9es<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Skip-Via_Design\"><\/span>1. Skip-Via Design<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>D\u00e9fis techniques<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Vias aveugles de L1 \u00e0 L3, en sautant L2<\/li>\n\n<li>100% Augmentation de la profondeur de per\u00e7age du laser<\/li>\n\n<li>Placage nettement plus dur<\/li><\/ul><p><strong>Solutions<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Per\u00e7age laser combin\u00e9 UV+CO\u2082<\/li>\n\n<li>Additifs de m\u00e9tallisation sp\u00e9ciaux pour les trous profonds<\/li>\n\n<li>Alignement optique am\u00e9lior\u00e9 (pr\u00e9cision &lt;25\u03bcm)<\/li><\/ul><p><strong>Le\u00e7on apprise<\/strong>: Un lot de contr\u00f4leurs de vol de drones a \u00e9chou\u00e9 en raison de probl\u00e8mes de placage skip-via, entra\u00eenant des co\u00fbts de reprise de $50k.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Stacked_Via_Design\"><\/span>2. Conception de via empil\u00e9s<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>Caract\u00e9ristiques<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Vias aveugles empil\u00e9s directement sur des vias enterr\u00e9s<\/li>\n\n<li>Interconnexions verticales plus courtes<\/li>\n\n<li>R\u00e9duction des points de r\u00e9flexion du signal<\/li><\/ul><p><strong>L'essentiel du design<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Contr\u00f4le strict de l'alignement des couches (erreur &lt;25\u03bcm)<\/li>\n\n<li>Obturation de la r\u00e9sine pour \u00e9viter les poches d'air<\/li>\n\n<li>Essai suppl\u00e9mentaire de contrainte thermique (260\u00b0C, 10s, 5 cycles)<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_HDI_Lamination_Structure_Selection\"><\/span>4. S\u00e9lection de la structure de lamination HDI<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Key_Selection_Factors\"><\/span>1. Facteurs cl\u00e9s de s\u00e9lection<span class=\"ez-toc-section-end\"><\/span><\/h3><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Consid\u00e9ration<\/th><th>Laminage simple<\/th><th>Double pelliculage complexe<\/th><\/tr><\/thead><tbody><tr><td>Co\u00fbt<\/td><td>$<\/td><td>$$$<\/td><\/tr><tr><td>Densit\u00e9 d'acheminement<\/td><td>Moyen<\/td><td>Extr\u00eamement \u00e9lev\u00e9<\/td><\/tr><tr><td>Int\u00e9grit\u00e9 du signal<\/td><td>Adapt\u00e9 &lt;1GHz<\/td><td>Adapt\u00e9 &gt;5GHz<\/td><\/tr><tr><td>Temps de d\u00e9veloppement<\/td><td>2-3 semaines<\/td><td>4-6 semaines<\/td><\/tr><tr><td>Taux de rendement<\/td><td>&gt;90%<\/td><td>80-85%<\/td><\/tr><\/tbody><\/table><\/figure><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Industry-Specific_Recommendations\"><\/span>2. Recommandations sp\u00e9cifiques \u00e0 l'industrie<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>\u00c9lectronique grand public<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Pr\u00e9f\u00e9rence : (1+4+1)<\/li>\n\n<li>Trace\/Espace : 3\/3mil<\/li>\n\n<li>Passage aveugle : 0,1 mm<\/li><\/ul><p><strong>\u00c9lectronique automobile<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Recommand\u00e9 : (1+1+4+1+1)<\/li>\n\n<li>Mat\u00e9riau : TG\u2265170\u00b0C<\/li>\n\n<li>Vias thermiques suppl\u00e9mentaires<\/li><\/ul><p><strong>Dispositifs m\u00e9dicaux<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Exigences les plus \u00e9lev\u00e9es en mati\u00e8re de fiabilit\u00e9<\/li>\n\n<li>Colmatage de la r\u00e9sine \u00e0 faible creux<\/li>\n\n<li>100% inspection par microsection<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Practical_HDI_Design_Techniques\"><\/span>5. Techniques pratiques de conception de l'IDH<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Via_Optimization_Principles\"><\/span>1. Principes d'optimisation<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>\u22643 Vias dans les chemins de signaux \u00e0 grande vitesse<\/li>\n\n<li>Espacement des via adjacents \u22655\u00d7 diam\u00e8tre des via<\/li>\n\n<li>Double vias de puissance<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Stack-Up_Golden_Rules\"><\/span>2. R\u00e8gles d'or de Stack-Up<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>Couches de signaux adjacentes aux plans de masse<\/li>\n\n<li>Acheminement interne des signaux \u00e0 grande vitesse (r\u00e9duction du rayonnement)<\/li>\n\n<li>Couplage \u00e9troit entre le plan de puissance et le plan de masse<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Reliability_Enhancements\"><\/span>3. Am\u00e9lioration de la fiabilit\u00e9<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>Ajouter des r\u00e9seaux de via thermiques de 0,1 mm<\/li>\n\n<li>Protections au sol pour les signaux critiques<\/li>\n\n<li>Zone sans rainurage de 0,5 mm sur les bords de la carte<\/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\/hdi-pcb-3.jpg\" alt=\"hdi pcb\" class=\"wp-image-3576\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/hdi-pcb-3.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/hdi-pcb-3-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/07\/hdi-pcb-3-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_Future_Trends\"><\/span>6. Tendances futures<span class=\"ez-toc-section-end\"><\/span><\/h2><p><strong>Technologies \u00e9mergentes<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Proc\u00e9d\u00e9 semi-additif modifi\u00e9 (mSAP) : 20\/20\u03bcm trace\/espace<\/li>\n\n<li>C\u00e9ramique cuite \u00e0 basse temp\u00e9rature (LTCC) : Ultra-haute fr\u00e9quence<\/li>\n\n<li>Composants int\u00e9gr\u00e9s : R\u00e9sistances\/condensateurs \u00e0 l'int\u00e9rieur des cartes<\/li><\/ul><p><strong>Perc\u00e9es dans le domaine des mat\u00e9riaux<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Polyimide modifi\u00e9 : Dk=3,0, Df=0,002<\/li>\n\n<li>Adh\u00e9sif conducteur au nano-argent : Alternative \u00e0 la m\u00e9tallisation<\/li>\n\n<li>Graph\u00e8ne thermique : conduction de la chaleur am\u00e9lior\u00e9e de 5 fois<\/li><\/ul><p>Un laboratoire a r\u00e9ussi \u00e0 prototyper un HDI \u00e0 interconnexion 3D \u00e0 16 couches (1 mm d'\u00e9paisseur, 1024 canaux), ce qui laisse pr\u00e9sager des dispositifs futurs encore plus compacts.<\/p><p><a href=\"https:\/\/www.topfastpcb.com\/fr\/contact\/\" target=\"_blank\" rel=\"noreferrer noopener\">Obtenir un devis HDI instantan\u00e9 \u2192<\/a><\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Topfast_Recommendations\"><\/span>Recommandations Topfast<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Lors de la s\u00e9lection de la structure stratifi\u00e9e HDI appropri\u00e9e, il est n\u00e9cessaire de trouver l'\u00e9quilibre optimal entre la densit\u00e9 du c\u00e2blage, l'int\u00e9grit\u00e9 du signal, le co\u00fbt de fabrication et la fiabilit\u00e9. La structure la plus simple offre souvent le taux de rendement le plus \u00e9lev\u00e9 et le co\u00fbt le plus bas.<\/p>","protected":false},"excerpt":{"rendered":"<p>Les circuits imprim\u00e9s HDI sont une technologie de base pour la miniaturisation des appareils \u00e9lectroniques modernes, et la conception de leur structure lamin\u00e9e d\u00e9termine directement les performances et la fiabilit\u00e9 du produit. De la simple stratification \u00e0 une couche (1+4+1) \u00e0 la stratification complexe \u00e0 deux couches (1+1+4+1+1), des consid\u00e9rations de conception cl\u00e9s sont fournies pour atteindre l'\u00e9quilibre optimal entre les contraintes d'espace, l'int\u00e9grit\u00e9 du signal et les co\u00fbts de fabrication.<\/p>","protected":false},"author":1,"featured_media":3573,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[109],"tags":[281,322],"class_list":["post-3572","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-faq","tag-hdi-pcb","tag-hdi-pcb-board"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is the lamination structure of HDI PCB boards? - Topfastpcb<\/title>\n<meta name=\"description\" content=\"HDI PCB Laminate Structure Types, Design Considerations, and Selection Guidelines, covering multiple laminate schemes from 1+N+1 to 1+1+N+1+1, with comparative analysis of their process characteristics and application scenarios.\" \/>\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\/fr\/blog\/what-is-the-lamination-structure-of-hdi-pcb-boards\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is the lamination structure of HDI PCB boards? 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