{"id":1927,"date":"2025-04-15T18:01:22","date_gmt":"2025-04-15T10:01:22","guid":{"rendered":"http:\/\/topfastpcbb.ru\/?post_type=product&#038;p=1927"},"modified":"2025-05-06T15:53:13","modified_gmt":"2025-05-06T07:23:13","slug":"double-sided-flexible-pcb","status":"publish","type":"product","link":"https:\/\/www.topfastpcb.com\/fr\/products\/double-sided-flexible-pcb\/","title":{"rendered":"Circuit imprim\u00e9 flexible double face"},"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\/products\/double-sided-flexible-pcb\/#Structural_Features\" >Caract\u00e9ristiques structurelles<\/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\/products\/double-sided-flexible-pcb\/#Key_Advantages_of_Double-Sided_Flexible_Printed_Circuits_Double-Sided_FPCs\" >Principaux avantages des circuits imprim\u00e9s flexibles double face (FPC double face)<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.topfastpcb.com\/fr\/products\/double-sided-flexible-pcb\/#1_High-Density_Interconnect_Design\" >1. Conception d'interconnexions \u00e0 haute densit\u00e9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.topfastpcb.com\/fr\/products\/double-sided-flexible-pcb\/#2_Maximized_Space_Efficiency\" >2.Efficacit\u00e9 maximale de l'espace<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.topfastpcb.com\/fr\/products\/double-sided-flexible-pcb\/#3_Enhanced_Electrical_Performance\" >3.Am\u00e9lioration des performances \u00e9lectriques<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.topfastpcb.com\/fr\/products\/double-sided-flexible-pcb\/#4_Upgraded_Mechanical_Reliability\" >4.Am\u00e9lioration de la fiabilit\u00e9 m\u00e9canique<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.topfastpcb.com\/fr\/products\/double-sided-flexible-pcb\/#5_Multi-Functional_Integration_Potential\" >5.Potentiel d'int\u00e9gration multifonctionnelle<\/a><\/li><\/ul><\/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\/products\/double-sided-flexible-pcb\/#Key_Design_Considerations_for_Double-Sided_Flexible_Printed_Circuits_FPCs\" >Principales consid\u00e9rations de conception pour les circuits imprim\u00e9s flexibles double face (FPC)<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.topfastpcb.com\/fr\/products\/double-sided-flexible-pcb\/#1_Minimum_Bend_Radius_Design\" >1. Conception du rayon de courbure minimal<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.topfastpcb.com\/fr\/products\/double-sided-flexible-pcb\/#2_Signal_Integrity_EMI_Control\" >2.Int\u00e9grit\u00e9 du signal et contr\u00f4le des interf\u00e9rences \u00e9lectromagn\u00e9tiques<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.topfastpcb.com\/fr\/products\/double-sided-flexible-pcb\/#3_Mechanical_Reinforcement_Strategies\" >3.Strat\u00e9gies de renforcement m\u00e9canique<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.topfastpcb.com\/fr\/products\/double-sided-flexible-pcb\/#4_Advanced_Material_Selection\" >4.S\u00e9lection avanc\u00e9e des mat\u00e9riaux<\/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\/products\/double-sided-flexible-pcb\/#5_Multilayer_Design_Considerations\" >5.Consid\u00e9rations relatives \u00e0 la conception multicouche<\/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\/products\/double-sided-flexible-pcb\/#6_Thermal_Management_Solutions\" >6.Solutions de gestion thermique<\/a><\/li><\/ul><\/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\/fr\/products\/double-sided-flexible-pcb\/#Double-Sided_FPCs_Manufacturing_Process\" >Processus de fabrication des FPC double face<\/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\/fr\/products\/double-sided-flexible-pcb\/#Application_Scenarios\" >Sc\u00e9narios d'application<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>Les circuits imprim\u00e9s flexibles double face, DS-FPC en abr\u00e9g\u00e9, sont des circuits imprim\u00e9s dont les graphiques conducteurs sont pos\u00e9s sur les deux faces d'un substrat isolant. Ce type de circuit imprim\u00e9 relie les graphiques des deux c\u00f4t\u00e9s par des trous m\u00e9tallis\u00e9s pour former un chemin conducteur, r\u00e9pondant ainsi aux exigences de flexibilit\u00e9 de la conception.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Structural_Features\"><\/span><strong>Caract\u00e9ristiques structurelles<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Les principales caract\u00e9ristiques des circuits imprim\u00e9s flexibles double face sont les suivantes<br \/>\nRoutage double face : Les graphiques conducteurs sont grav\u00e9s sur les deux faces du substrat isolant, et les graphiques sont connect\u00e9s pour former un chemin conducteur \u00e0 travers des trous m\u00e9tallis\u00e9s. Relier les deux c\u00f4t\u00e9s du graphisme pour former un chemin conducteur<br \/>\nFilm de protection : utilis\u00e9 pour prot\u00e9ger les conducteurs simple et double face et indiquer l'emplacement des composants.<\/p>\n<p style=\"text-align: center;\"><strong>Param\u00e8tres des circuits imprim\u00e9s flexibles double face<\/strong><\/p>\n<table data-sort=\"sortDisabled\">\n<tbody>\n<tr>\n<td width=\"1028\" valign=\"top\"><strong>Objet<\/strong><\/td>\n<td width=\"1028\" valign=\"top\"><a href=\"https:\/\/www.topfastpcb.com\/fr\/products\/category\/flexible-pcb\/\">Circuit imprim\u00e9 flexible<\/a><\/td>\n<\/tr>\n<tr>\n<td width=\"1028\" valign=\"top\"><strong>Couche maximale<\/strong><\/td>\n<td width=\"1028\" valign=\"top\">2L<\/td>\n<\/tr>\n<tr>\n<td width=\"1028\" valign=\"top\"><strong>Couche int\u00e9rieure Trace\/espace minimal<\/strong><\/td>\n<td width=\"1028\" valign=\"top\">3\/3mil<\/td>\n<\/tr>\n<tr>\n<td width=\"1028\" valign=\"top\"><strong>Couche ext\u00e9rieure Trace\/espace minimal<\/strong><\/td>\n<td width=\"1028\" valign=\"top\">3,5\/4mil<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Couche int\u00e9rieure Cuivre max.<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">2oz<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Couche ext\u00e9rieure Cuivre max.<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">2oz<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Forage m\u00e9canique Min<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">0,1 mm<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Min Laser Drilling<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">0,1 mm<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Rapport d'aspect (per\u00e7age m\u00e9canique)<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">10:1<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Rapport d'aspect (per\u00e7age laser)<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">\/<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Tol\u00e9rance du trou d'ajustement \u00e0 la presse<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">\u00b10,05 mm<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Tol\u00e9rance \u00e0 la PTH<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">\u00b10,075 mm<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Tol\u00e9rance NPTH<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">\u00b10,05 mm<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Tol\u00e9rance de la fraise<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">\u00b10,15 mm<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>\u00c9paisseur du panneau<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">0,1-0,5 mm<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Tol\u00e9rance sur l'\u00e9paisseur de la carte (\uff1c1.0mm)<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">\u00b10,05 mm<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Tol\u00e9rance sur l'\u00e9paisseur du panneau (\u22651.0mm)<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">\/<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"2\"><strong>Tol\u00e9rance d'imp\u00e9dance<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">Mono-termin\u00e9\uff1a\u00b15\u03a9(\u226450\u03a9)\uff0c\u00b110%(\uff1e50\u03a9)<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">Diff\u00e9rentiel\uff1a\u00b15\u03a9(\u226450\u03a9)\uff0c\u00b110%(\uff1e50\u03a9)<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Taille minimale du tableau<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">5*10mm<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Taille maximale de la carte<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">9*14 pouces<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Tol\u00e9rance de contour<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">\u00b10,05 mm<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Min BGA<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">7 millions<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Min SMT<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">7*10mil<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Traitement de surface<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">ENIG, Gold Finger, Immersion Silver, Immersion Tin, HASL(LF), OSP, ENEPIG, Flash Gold ; Placage d'or dur<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Masque de soudure<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">Masque de soudure vert\/PI noir\/PI jaune<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>D\u00e9gagement minimal du masque de soudure<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">3 millions<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Barrage min. du masque de soudure<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">8 millions<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>L\u00e9gende<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">Blanc, noir, rouge, jaune<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Largeur\/hauteur minimale de la l\u00e9gende<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">4\/23mil<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Largeur du filet de d\u00e9formation<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">1,5+0,5 million<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\"><strong>Noeud et torsade<\/strong><\/td>\n<td valign=\"top\" colspan=\"1\" rowspan=\"1\">\/<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/flexible-pcb.jpg\" alt=\"circuit imprim\u00e9 flexible\" width=\"750\" height=\"1130\" class=\"aligncenter wp-image-1928 size-full\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/flexible-pcb.jpg 750w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/flexible-pcb-199x300.jpg 199w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/flexible-pcb-680x1024.jpg 680w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/flexible-pcb-600x904.jpg 600w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Key_Advantages_of_Double-Sided_Flexible_Printed_Circuits_Double-Sided_FPCs\"><\/span><strong>Principaux avantages des circuits imprim\u00e9s flexibles double face (FPC double face)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"ds-markdown-paragraph\">S'appuyant sur les FPC \u00e0 une face, les circuits flexibles \u00e0 deux faces int\u00e8grent une couche conductrice suppl\u00e9mentaire, ce qui accro\u00eet consid\u00e9rablement la souplesse de conception et l'int\u00e9gration fonctionnelle. Leurs principaux avantages sont les suivants<\/p>\n<h4><span class=\"ez-toc-section\" id=\"1_High-Density_Interconnect_Design\"><\/span><strong>1. Conception d'interconnexions \u00e0 haute densit\u00e9<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Routage double couche<\/strong><span>\u00a0<\/span>double la densit\u00e9 de c\u00e2blage, permettant des topologies de circuits plus complexes<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Technologie Microvia<\/strong><span>\u00a0<\/span>permet des connexions pr\u00e9cises entre les couches (ouverture minimale) :<span>\u00a0<\/span><strong>50\u03bcm<\/strong>)<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Id\u00e9al pour int\u00e9grer<span>\u00a0<\/span><strong>circuits int\u00e9gr\u00e9s \u00e0 nombre \u00e9lev\u00e9 de broches<\/strong><span>\u00a0<\/span>et<span>\u00a0<\/span><strong>composants \u00e0 pas fin (&lt;0,3mm)<\/strong><\/p>\n<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"2_Maximized_Space_Efficiency\"><\/span><strong>2.Efficacit\u00e9 maximale de l'espace<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Routage empil\u00e9 en 3D<\/strong><span>\u00a0<\/span>\u00e9conomise<span>\u00a0<\/span><strong>plus de 40%<\/strong><span>\u00a0<\/span>l'espace par rapport aux FPC \u00e0 une seule face<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Installations pliables\/roulantes<\/strong><span>\u00a0<\/span>permettre une disposition compacte dans des espaces tridimensionnels (par exemple, les dispositifs \u00e0 charni\u00e8re)<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Remplace plusieurs cartes de circuits imprim\u00e9s rigides, r\u00e9duisant le nombre de connecteurs de 1,5 million d'euros.<span>\u00a0<\/span><strong>60%<\/strong><\/p>\n<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"3_Enhanced_Electrical_Performance\"><\/span><strong>3.Am\u00e9lioration des performances \u00e9lectriques<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Couches de terre double face<\/strong><span>\u00a0<\/span>r\u00e9duire la diaphonie des signaux et le rayonnement \u00e9lectromagn\u00e9tique en<span>\u00a0<\/span><strong>30%<\/strong><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Soutien<span>\u00a0<\/span><strong>routage de paires diff\u00e9rentielles<\/strong>l'am\u00e9lioration de l'int\u00e9grit\u00e9 des signaux \u00e0 grande vitesse (pour les<span>\u00a0<\/span><strong>Applications 5G\/haute fr\u00e9quence<\/strong>)<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">En option<span>\u00a0<\/span><strong>couches de blindage<\/strong><span>\u00a0<\/span>(feuille de cuivre\/encre conductrice) r\u00e9pondent aux exigences CEM de niveau militaire<\/p>\n<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"4_Upgraded_Mechanical_Reliability\"><\/span><strong>4.Am\u00e9lioration de la fiabilit\u00e9 m\u00e9canique<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Structure sym\u00e9trique<\/strong><span>\u00a0<\/span>\u00e9quilibre la r\u00e9partition des contraintes, en augmentant les cycles de flexion de<span>\u00a0<\/span><strong>50%<\/strong><span>\u00a0<\/span>vs. FPC simple face<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Pelliculage double couche<\/strong><span>\u00a0<\/span>(PI\/PET + feuille de cuivre) am\u00e9liore la r\u00e9sistance \u00e0 la d\u00e9chirure<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Adopt\u00e9<span>\u00a0<\/span><strong>essais de flexion dynamique<\/strong><span>\u00a0<\/span>(&gt;500 000 cycles @ R=1mm)<\/p>\n<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"5_Multi-Functional_Integration_Potential\"><\/span><strong>5.Potentiel d'int\u00e9gration multifonctionnelle<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Assemblage SMT double face<\/strong>: Les composants peuvent \u00eatre mont\u00e9s des deux c\u00f4t\u00e9s pour<span>\u00a0<\/span><strong>int\u00e9gration modulaire<\/strong><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Conception hybride rigide-flexible<\/strong>: Des sections renforc\u00e9es (raidisseurs FR4) supportent les composants lourds.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Composants int\u00e9gr\u00e9s<\/strong>: Les r\u00e9sistances\/condensateurs enterr\u00e9s entre les couches r\u00e9duisent encore l'\u00e9paisseur.<\/p>\n<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Key_Design_Considerations_for_Double-Sided_Flexible_Printed_Circuits_FPCs\"><\/span><strong>Principales consid\u00e9rations de conception pour les circuits imprim\u00e9s flexibles double face (FPC)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"1_Minimum_Bend_Radius_Design\"><\/span><strong>1. Conception du rayon de courbure minimal<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p class=\"ds-markdown-paragraph\">Le rayon de courbure minimum (Rmin) est un param\u00e8tre critique dans la conception des FPC double face.Il est calcul\u00e9 comme suit :<br \/>\n<strong>Rmin = C \u00d7 t<\/strong><br \/>\nO\u00f9 ?<\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>C<\/strong><span>\u00a0<\/span>= Coefficient empirique (d\u00e9pendant du mat\u00e9riau\/de l'application)<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>t<\/strong><span>\u00a0<\/span>= \u00c9paisseur totale du CPE<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>Lignes directrices en mati\u00e8re de conception :<\/strong><\/p>\n<div class=\"markdown-table-wrapper\">\n<table>\n<thead>\n<tr>\n<th>Type d'application<\/th>\n<th>Coefficient empirique (C)<\/th>\n<th>Rayon minimal pratique<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Flexion statique<\/strong><span>\u00a0<\/span>(installations fixes)<\/td>\n<td>6-10<\/td>\n<td>\u22652\u00d7 \u00e9paisseur du panneau<\/td>\n<\/tr>\n<tr>\n<td><strong>Flexion dynamique<\/strong><span>\u00a0<\/span>(flexion r\u00e9p\u00e9t\u00e9e)<\/td>\n<td>20-40<\/td>\n<td>\u226510\u00d7 \u00e9paisseur du panneau<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p class=\"ds-markdown-paragraph\"><strong>Impact mat\u00e9riel :<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Cuivre \u00e9lectrod\u00e9pos\u00e9 (ED) :<\/strong><span>\u00a0<\/span>N\u00e9cessite des rayons plus importants (C\u226510) en raison d'une ductilit\u00e9 plus faible<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Cuivre recuit lamin\u00e9 (RA) :<\/strong><span>\u00a0<\/span>Permet des courbes plus serr\u00e9es (C\u22656) avec une meilleure r\u00e9sistance \u00e0 la flexion<\/p>\n<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"2_Signal_Integrity_EMI_Control\"><\/span><strong>2.Int\u00e9grit\u00e9 du signal et contr\u00f4le des interf\u00e9rences \u00e9lectromagn\u00e9tiques<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Optimisation du routage :<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">Minimiser la longueur du trajet du signal<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">\u00c9viter les virages serr\u00e9s \u00e0 90\u00b0 (pr\u00e9f\u00e9rer les virages \u00e0 45\u00b0)<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Limiter le nombre de via pour r\u00e9duire les reflets<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Gestion de l'imp\u00e9dance :<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">Maintenir une largeur\/un espacement de trace coh\u00e9rent(e)<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Utiliser des plans de masse pour le blindage RF<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Distribution de l'\u00e9nergie :<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">\u00c9largir les circuits d'alimentation\/de masse pour r\u00e9duire le bruit<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Mise en place d'une mise \u00e0 la terre en \u00e9toile pour les circuits sensibles<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"3_Mechanical_Reinforcement_Strategies\"><\/span><strong>3.Strat\u00e9gies de renforcement m\u00e9canique<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Conception de la zone de pliage :<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">Traces d'itin\u00e9raires<span>\u00a0<\/span><strong>parall\u00e8le<\/strong><span>\u00a0<\/span>par rapport \u00e0 l'axe de courbure<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">\u00c9liminer les vias dans les zones flexibles<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Utilisation<span>\u00a0<\/span><strong>transitions radiales<\/strong><span>\u00a0<\/span>(pas d'angles vifs)<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Caract\u00e9ristiques anti-stress :<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">Appliquer<span>\u00a0<\/span><strong>Raidisseurs PI<\/strong><span>\u00a0<\/span>aux interfaces des connecteurs<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Ajouter<span>\u00a0<\/span><strong>Renforts FR4<\/strong><span>\u00a0<\/span>dans les r\u00e9gions soumises \u00e0 de fortes contraintes<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Mettre en \u0153uvre<span>\u00a0<\/span><strong>couche de recouvrement conique<\/strong><span>\u00a0<\/span>bords<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"4_Advanced_Material_Selection\"><\/span><strong>4.S\u00e9lection avanc\u00e9e des mat\u00e9riaux<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<div class=\"markdown-table-wrapper\">\n<table>\n<thead>\n<tr>\n<th>Composant<\/th>\n<th>Options recommand\u00e9es<\/th>\n<th>Principaux avantages<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Chef d'orchestre<\/strong><\/td>\n<td>Cuivre recuit lamin\u00e9 (RA)<\/td>\n<td>Endurance sup\u00e9rieure \u00e0 la flexion<\/td>\n<\/tr>\n<tr>\n<td><strong>Di\u00e9lectrique<\/strong><\/td>\n<td>Polyimide (jusqu'\u00e0 200\u00b0C)<\/td>\n<td>Stabilit\u00e9 \u00e0 haute temp\u00e9rature<\/td>\n<\/tr>\n<tr>\n<td><strong>Adh\u00e9sif<\/strong><\/td>\n<td>Syst\u00e8mes modifi\u00e9s \u00e0 l'acrylique ou \u00e0 l'\u00e9poxy<\/td>\n<td>\u00c9quilibre entre flexibilit\u00e9 et adh\u00e9rence<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h4><span class=\"ez-toc-section\" id=\"5_Multilayer_Design_Considerations\"><\/span><strong>5.Consid\u00e9rations relatives \u00e0 la conception multicouche<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Empilement de couches :<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">Construction sym\u00e9trique pour \u00e9viter les d\u00e9formations<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Blinder les signaux critiques avec des couches de terre adjacentes<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Par l'interm\u00e9diaire de la direction :<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">Utilisation<span>\u00a0<\/span><strong>microvias laser<\/strong><span>\u00a0<\/span>(50-100\u03bcm) pour les conceptions HDI<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">\u00c9chelonner les emplacements via les couches<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"6_Thermal_Management_Solutions\"><\/span><strong>6.Solutions de gestion thermique<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Applications \u00e0 haute puissance :<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">Embarquer<span>\u00a0<\/span><strong>vias thermiques<\/strong><span>\u00a0<\/span>sous les composants g\u00e9n\u00e9rateurs de chaleur<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Int\u00e9grer<span>\u00a0<\/span><strong>diffuseurs de chaleur en aluminium<\/strong><span>\u00a0<\/span>dans les sections rigides<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Utilisation<span>\u00a0<\/span><strong>adh\u00e9sifs thermoconducteurs<\/strong><span>\u00a0<\/span>(\u22653 W\/mK)<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Double-Sided_FPCs_Manufacturing_Process\"><\/span><strong>FPC double face <\/strong><strong>Processus de fabrication<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Le processus de fabrication des cartes de circuits imprim\u00e9s flexibles double face comprend les principales \u00e9tapes suivantes :<br \/>\n<strong>Pr\u00e9paration du substrat :<\/strong> S\u00e9lection d'un substrat isolant appropri\u00e9, tel que le polyimide (PI) ou le polyester (PET).<br \/>\n<strong>Gravure sur fil :<\/strong> Une gravure par c\u00e2blage est effectu\u00e9e sur chacune des deux faces du substrat pour former un motif conducteur.<br \/>\n<strong>Production de trous m\u00e9tallis\u00e9s :<\/strong> Former des trous m\u00e9tallis\u00e9s sur le substrat par des proc\u00e9d\u00e9s de per\u00e7age et de placage pour r\u00e9aliser des connexions conductrices entre diff\u00e9rentes couches.<br \/>\n<strong>Film de couverture Film de couverture :<\/strong> Recouvrir le c\u00e2blage et les trous m\u00e9tallis\u00e9s d'un film protecteur pour assurer la stabilit\u00e9 et la durabilit\u00e9 des fils et des points de connexion pour assurer la stabilit\u00e9 et la durabilit\u00e9 des fils et des points de connexion<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/process.jpg\" alt=\"\" width=\"1370\" height=\"602\" class=\"aligncenter wp-image-1933 size-full\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/process.jpg 1370w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/process-300x132.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/process-1024x450.jpg 1024w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/process-768x337.jpg 768w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/process-600x264.jpg 600w\" sizes=\"auto, (max-width: 1370px) 100vw, 1370px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Application_Scenarios\"><\/span><strong>Sc\u00e9narios d'application<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Les circuits imprim\u00e9s flexibles double face sont largement utilis\u00e9s dans une vari\u00e9t\u00e9 d'applications o\u00f9 la flexibilit\u00e9 et la fiabilit\u00e9 sont requises, y compris mais sans s'y limiter :<br \/>\n<strong>\u00c9lectronique grand public :<\/strong> tels que les connecteurs flexibles dans les appareils tels que les smartphones et les tablettes.<br \/>\n<strong>\u00c9lectronique automobile :<\/strong> Dans divers capteurs et contr\u00f4leurs \u00e0 l'int\u00e9rieur des automobiles, les circuits imprim\u00e9s flexibles double face peuvent offrir une meilleure tol\u00e9rance \u00e0 la flexion et aux vibrations.<br \/>\n<strong>Contr\u00f4les industriels :<\/strong> Dans les \u00e9quipements d'automatisation et la robotique, les circuits imprim\u00e9s flexibles double face peuvent s'adapter \u00e0 des mouvements m\u00e9caniques complexes et \u00e0 des contraintes d'espace.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/Application.jpg\" alt=\"Application\" width=\"797\" height=\"897\" class=\"aligncenter wp-image-1934 size-full\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/Application.jpg 797w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/Application-267x300.jpg 267w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/Application-768x864.jpg 768w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/04\/Application-600x675.jpg 600w\" sizes=\"auto, (max-width: 797px) 100vw, 797px\" \/><\/p>\n<p><strong><span>Pourquoi nous choisir ?<\/span><\/strong><\/p>\n<p><span>1.Service unique de cartes de circuits imprim\u00e9s et de circuits imprim\u00e9s<\/span><\/p>\n<p><span>Nous pouvons vous aider en vous proposant un service \u00e0 guichet unique. Nous vous soutenons dans l'ensemble du processus, depuis la recherche et le d\u00e9veloppement de fonctions, la discussion sur la conception du produit, la fabrication de circuits imprim\u00e9s et l'approvisionnement en composants jusqu'\u00e0 l'assemblage des circuits imprim\u00e9s.<\/span><\/p>\n<p><span>2.\u00c9quipement avanc\u00e9<\/span><\/p>\n<p><span>Il y a plus de 385 \u00e9quipements, principalement import\u00e9s d'Allemagne, du Japon et de Ta\u00efwan.Il s'agit notamment de la machine d'exposition automatique LDl, de la ligne de placage automatique, de la machine de per\u00e7age au laser, de la machine d'essai automatique, de la machine de coupe en V automatique et d'autres \u00e9quipements de pointe.<\/span><\/p>\n<p><span>3 .Technologie avanc\u00e9e<br \/>\n<\/span><\/p>\n<p><span>Notre \u00e9quipe de R &amp; D compte plus de 28 employ\u00e9s, dont 2 doctorants et 8 \u00e9tudiants en ma\u00eetrise.Nous pouvons r\u00e9aliser des PCB HDI en 3 \u00e9tapes et des trous au pas de 0,4 mm. La technologie est \u00e0 la pointe de l'industrie.<\/span><\/p>\n<p><span>4.Service sup\u00e9rieur<\/span><\/p>\n<p><span>Service en ligne 7*24 heures !Nous disposons d'une \u00e9quipe de service professionnelle charg\u00e9e de suivre l'ensemble du processus pour les clients cl\u00e9s et les mots-cl\u00e9s.Nous disposons \u00e9galement d'un gestionnaire de compte professionnel pour chaque client afin de r\u00e9pondre aux diff\u00e9rentes demandes des clients.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p><span>Les circuits imprim\u00e9s flexibles double face, connus pour leur l\u00e9g\u00e8ret\u00e9, leurs propri\u00e9t\u00e9s de pliage et leurs capacit\u00e9s de routage double couche, sont devenus un \u00e9l\u00e9ment essentiel de la conception \u00e9lectronique moderne.\u00a0<\/span><\/p>","protected":false},"featured_media":2216,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[96],"product_tag":[119,103],"class_list":{"0":"post-1927","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-flexible-pcb","7":"product_tag-double-sided-flexible-pcb","8":"product_tag-flexible-pcb","10":"first","11":"instock","12":"shipping-taxable","13":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Double-Sided Flexible PCB - Topfastpcb<\/title>\n<meta name=\"description\" content=\"Discover the high-performance advantages and applications of Double-Sided Flexible PCBs! 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