{"id":4353,"date":"2025-09-15T16:07:46","date_gmt":"2025-09-15T08:07:46","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=4353"},"modified":"2025-09-15T16:07:53","modified_gmt":"2025-09-15T08:07:53","slug":"what-is-smt-in-pcb-assembly","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-smt-in-pcb-assembly\/","title":{"rendered":"Qu'est-ce que le SMT dans l'assemblage de circuits imprim\u00e9s ?"},"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-smt-in-pcb-assembly\/#1_SMT_Technology_Overview_and_Definition\" >1. Pr\u00e9sentation et d\u00e9finition de la technologie SMT<\/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-smt-in-pcb-assembly\/#2_Basic_SMT_Process_Flow\" >2. D\u00e9roulement de base du processus SMT<\/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-smt-in-pcb-assembly\/#21_Complete_Process_Chain\" >2.1 Cha\u00eene de processus compl\u00e8te<\/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\/what-is-smt-in-pcb-assembly\/#22_Core_Process_Details\" >2.2 D\u00e9tails du processus central<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-smt-in-pcb-assembly\/#3_SMT_Process_Types_and_Applications\" >3. Types de processus SMT et applications<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-smt-in-pcb-assembly\/#31_Single-Side_Assembly_Process\" >3.1 Processus d'assemblage simple face<\/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-smt-in-pcb-assembly\/#32_Double-Side_Assembly_Process\" >3.2 Processus d'assemblage double face<\/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-smt-in-pcb-assembly\/#33_Mixed_Assembly_Process_Solutions\" >3.3 Solutions mixtes pour les processus d'assemblage<\/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-smt-in-pcb-assembly\/#4_SMT_Technical_Advantages_Analysis\" >4. Analyse des avantages techniques du SMT<\/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-smt-in-pcb-assembly\/#41_Miniaturization_Advantages\" >4.1 Avantages de la miniaturisation<\/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-smt-in-pcb-assembly\/#42_Electrical_Performance_Improvement\" >4.2 Am\u00e9lioration des performances \u00e9lectriques<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-smt-in-pcb-assembly\/#43_Production_Efficiency_and_Cost\" >4.3 Efficacit\u00e9 de la production et co\u00fbts<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-smt-in-pcb-assembly\/#44_Quality_and_Reliability\" >4.4 Qualit\u00e9 et 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-14\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-smt-in-pcb-assembly\/#5_Quality_Control_System\" >5. Syst\u00e8me de contr\u00f4le qualit\u00e9<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-smt-in-pcb-assembly\/#51_Combination_of_Detection_Methods\" >5.1 Combinaison des m\u00e9thodes de d\u00e9tection<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-smt-in-pcb-assembly\/#52_Key_Process_Control_Points\" >5.2 Points cl\u00e9s de contr\u00f4le des processus<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-smt-in-pcb-assembly\/#6_Technology_Development_Trends\" >6. Tendances en mati\u00e8re de d\u00e9veloppement technologique<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-smt-in-pcb-assembly\/#61_Miniaturization_Progress\" >6.1 Progr\u00e8s en mati\u00e8re de miniaturisation<\/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\/what-is-smt-in-pcb-assembly\/#62_Intelligent_Manufacturing\" >6.2 Fabrication intelligente<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-smt-in-pcb-assembly\/#63_Green_Manufacturing\" >6.3 Fabrication \u00e9cologique<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-smt-in-pcb-assembly\/#7_Application_Field_Expansion\" >7. Expansion du champ d'application<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_SMT_Technology_Overview_and_Definition\"><\/span>1. Pr\u00e9sentation et d\u00e9finition de la technologie SMT<span class=\"ez-toc-section-end\"><\/span><\/h2><p><a href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/surface-mount-technology\/\">Technologie de montage en surface<\/a> Le montage en surface (SMT) est la technologie et le proc\u00e9d\u00e9 les plus courants dans l'industrie de l'assemblage \u00e9lectronique. Il s'agit du montage direct de composants \u00e0 montage en surface (SMC\/SMD, composants \u00e0 puce) sans broches ou avec des broches courtes sur la surface de cartes de circuits imprim\u00e9s (PCB) ou d'autres substrats, permettant d'obtenir une connexion des circuits gr\u00e2ce \u00e0 des proc\u00e9d\u00e9s de soudage par refusion ou par immersion.<\/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\/09\/SMT-1.jpg\" alt=\"SMT\" class=\"wp-image-4355\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/SMT-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/SMT-1-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/SMT-1-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Basic_SMT_Process_Flow\"><\/span>2. D\u00e9roulement de base du processus SMT<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"21_Complete_Process_Chain\"><\/span>2.1 Cha\u00eene de processus compl\u00e8te<span class=\"ez-toc-section-end\"><\/span><\/h3><pre class=\"wp-block-code\"><code>Impression de p\u00e2te \u00e0 souder \u2192 Placement des composants \u2192 Soudage par refusion \u2192 Inspection optique AOI \u2192 Retouche \u2192 S\u00e9paration des panneaux<\/code><\/pre><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"22_Core_Process_Details\"><\/span>2.2 D\u00e9tails du processus central<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>Processus d'impression de la p\u00e2te \u00e0 braser<\/strong><\/p><ul class=\"wp-block-list\"><li>Fonction : Transf\u00e9rer la p\u00e2te \u00e0 souder ou l'adh\u00e9sif sur les pastilles du circuit imprim\u00e9 en vue du soudage des composants.<\/li>\n\n<li>\u00c9quipement : imprimante \u00e0 pochoir haute pr\u00e9cision enti\u00e8rement automatique<\/li>\n\n<li>Poste : Partie avant de la cha\u00eene de production SMT<\/li>\n\n<li>Exigences techniques : pr\u00e9cision d'impression \u00b10,05 mm, uniformit\u00e9 d'\u00e9paisseur &gt;90 %.<\/li><\/ul><p><strong>Processus de placement des composants<\/strong><\/p><ul class=\"wp-block-list\"><li>Fonction : Installation pr\u00e9cise de composants mont\u00e9s en surface \u00e0 des emplacements fixes sur un circuit imprim\u00e9.<\/li>\n\n<li>\u00c9quipement : machine multifonctionnelle de haute pr\u00e9cision pour la prise et le placement<\/li>\n\n<li>Position : Processus apr\u00e8s l'impression au pochoir<\/li>\n\n<li>Indicateurs techniques : pr\u00e9cision de placement \u00b10,025 mm, vitesse &gt;30 000 CPH<\/li><\/ul><p><strong>Proc\u00e9d\u00e9 de soudage par refusion<\/strong><\/p><ul class=\"wp-block-list\"><li>Fonction : le contr\u00f4le pr\u00e9cis de la temp\u00e9rature fait fondre la p\u00e2te \u00e0 souder afin d'obtenir une connexion fiable entre les composants et le circuit imprim\u00e9.<\/li>\n\n<li>\u00c9quipement : Four de refusion multizone<\/li>\n\n<li>Param\u00e8tres du processus :<\/li>\n\n<li>Zone de pr\u00e9chauffage : temp\u00e9rature ambiante \u2192 150 \u00b0C, vitesse de chauffage 1-3 \u00b0C\/seconde<\/li>\n\n<li>Zone de trempage : 150\u2192180 \u00b0C, dur\u00e9e 60-120 secondes<\/li>\n\n<li>Zone de refusion : au-dessus de 183 \u00b0C, temp\u00e9rature maximale 210-230 \u00b0C<\/li>\n\n<li>Zone de refroidissement : vitesse de refroidissement 2-4 \u00b0C\/seconde<\/li><\/ul><p><strong><a href=\"https:\/\/www.topfastpcb.com\/fr\/blog\/what-is-aoi-automated-optical-inspection\/\">AOI<\/a> Inspection optique<\/strong><\/p><ul class=\"wp-block-list\"><li>Fonction : Inspection automatis\u00e9e de la qualit\u00e9 des soudures et de l'assemblage<\/li>\n\n<li>Capacit\u00e9s de d\u00e9tection : pi\u00e8ces manquantes, pi\u00e8ces incorrectes, mauvais alignement, polarit\u00e9 invers\u00e9e, d\u00e9fauts de soudure, etc.<\/li>\n\n<li>Types d'\u00e9quipements : AOI 2D\/3D, syst\u00e8mes d'inspection par rayons X<\/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\/09\/SMT-2.jpg\" alt=\"SMT\" class=\"wp-image-4356\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/SMT-2.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/SMT-2-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/SMT-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_SMT_Process_Types_and_Applications\"><\/span>3. Types de processus SMT et applications<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"31_Single-Side_Assembly_Process\"><\/span>3.1 Processus d'assemblage simple face<span class=\"ez-toc-section-end\"><\/span><\/h3><pre class=\"wp-block-code\"><code>Inspection \u00e0 la r\u00e9ception \u2192 Impression de la p\u00e2te \u00e0 souder \u2192 Placement des composants \u2192 S\u00e9chage \u2192 Soudage par refusion \u2192 Nettoyage \u2192 Inspection \u2192 Retouche<\/code><\/pre><p><strong>Sc\u00e9narios d'application<\/strong>: Produits \u00e9lectroniques grand public, modules de circuits simples<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"32_Double-Side_Assembly_Process\"><\/span>3.2 Processus d'assemblage double face<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>Solution A<\/strong> (Soudure par refusion compl\u00e8te) :<\/p><pre class=\"wp-block-code\"><code>C\u00f4t\u00e9 A : Impression de p\u00e2te \u00e0 souder \u2192 Placement des composants \u2192 Soudage par refusion\n\u2193\nRetournement du circuit imprim\u00e9\n\u2193\nC\u00f4t\u00e9 B : Impression de p\u00e2te \u00e0 souder \u2192 Placement des composants \u2192 Soudage par refusion\n\u2193\nNettoyage \u2192 Inspection \u2192 Retouche<\/code><\/pre><p><strong>Solution B<\/strong> (Soudure mixte) :<\/p><pre class=\"wp-block-code\"><code>C\u00f4t\u00e9 A : Impression de p\u00e2te \u00e0 souder \u2192 Placement des composants \u2192 Soudage par refusion\n\u2193\nRetournement du circuit imprim\u00e9\n\u2193\nC\u00f4t\u00e9 B : Distribution d'adh\u00e9sif \u2192 Placement des composants \u2192 Durcissement \u2192 Soudage \u00e0 la vague\n\u2193\nNettoyage \u2192 Inspection \u2192 Retouche<\/code><\/pre><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"33_Mixed_Assembly_Process_Solutions\"><\/span>3.3 Solutions mixtes pour les processus d'assemblage<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>SMD en premier, DIP en second<\/strong> (SMD &gt; DIP) :<\/p><pre class=\"wp-block-code\"><code>Inspection \u00e0 la r\u00e9ception \u2192 Application d'adh\u00e9sif c\u00f4t\u00e9 B \u2192 Placement des composants \u2192 Durcissement\n\u2193\nRetournement \u2192 Insertion des composants c\u00f4t\u00e9 A \u2192 Soudage \u00e0 la vague\n\u2193\nNettoyage \u2192 Inspection \u2192 Retouche<\/code><\/pre><p><strong>DIP en premier, SMD en second<\/strong> (DIP &gt; SMD) :<\/p><pre class=\"wp-block-code\"><code>Inspection \u00e0 la r\u00e9ception \u2192 Insertion des composants c\u00f4t\u00e9 A \u2192 Retournement\n\u2193\nApplication d'adh\u00e9sif c\u00f4t\u00e9 B \u2192 Placement des composants \u2192 Durcissement\n\u2193\nRetournement \u2192 Soudage \u00e0 la vague \u2192 Nettoyage \u2192 Inspection \u2192 Retouche<\/code><\/pre><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_SMT_Technical_Advantages_Analysis\"><\/span>4. Analyse des avantages techniques du SMT<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"41_Miniaturization_Advantages\"><\/span>4.1 Avantages de la miniaturisation<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>Taille des composants r\u00e9duite \u00e0 1\/10 de celle des composants DIP traditionnels<\/li>\n\n<li>Poids r\u00e9duit de 60 \u00e0 80 %<\/li>\n\n<li>La densit\u00e9 d'assemblage a \u00e9t\u00e9 multipli\u00e9e par 3 \u00e0 5.<\/li>\n\n<li>Pas de plomb r\u00e9duit \u00e0 0,3 mm<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"42_Electrical_Performance_Improvement\"><\/span>4.2 Am\u00e9lioration des performances \u00e9lectriques<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>L'inductance et la capacit\u00e9 parasites ont \u00e9t\u00e9 r\u00e9duites de plus de 50 %.<\/li>\n\n<li>R\u00e9duction de 30 % du d\u00e9lai de transmission des signaux<\/li>\n\n<li>Am\u00e9lioration des caract\u00e9ristiques haute fr\u00e9quence, augmentation de la vitesse de fonctionnement<\/li>\n\n<li>La compatibilit\u00e9 \u00e9lectromagn\u00e9tique (CEM) s'est consid\u00e9rablement am\u00e9lior\u00e9e.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"43_Production_Efficiency_and_Cost\"><\/span>4.3 Efficacit\u00e9 de la production et co\u00fbts<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>Degr\u00e9 d'automatisation &gt; 95 %<\/li>\n\n<li>L'efficacit\u00e9 de la production a \u00e9t\u00e9 multipli\u00e9e par 2 \u00e0 3.<\/li>\n\n<li>R\u00e9duction globale des co\u00fbts de 30 \u00e0 50 %<\/li>\n\n<li>Le taux d'utilisation des mat\u00e9riaux a augment\u00e9 de 40 %.<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"44_Quality_and_Reliability\"><\/span>4.4 Qualit\u00e9 et fiabilit\u00e9<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>Taux de d\u00e9fauts des soudures &lt; 50 ppm<\/li>\n\n<li>R\u00e9sistance aux vibrations am\u00e9lior\u00e9e de 5 \u00e0 10 fois<\/li>\n\n<li>Taux de d\u00e9faillance des produits r\u00e9duit de 60 %<\/li>\n\n<li>Temps moyen entre pannes (MTBF) prolong\u00e9<\/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\/09\/SMT-3.jpg\" alt=\"SMT\" class=\"wp-image-4357\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/SMT-3.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/SMT-3-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/SMT-3-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Quality_Control_System\"><\/span>5. Syst\u00e8me de contr\u00f4le qualit\u00e9<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"51_Combination_of_Detection_Methods\"><\/span>5.1 Combinaison des m\u00e9thodes de d\u00e9tection<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li><strong>Inspection en ligne<\/strong>: AOI, SPI (inspecteur de p\u00e2te \u00e0 souder)<\/li>\n\n<li><strong>Inspection hors ligne<\/strong>: Rayons X, test \u00e0 sonde volante ICT<\/li>\n\n<li><strong>Test fonctionnel<\/strong>: Testeur fonctionnel FCT<\/li>\n\n<li><strong>Analyse microscopique<\/strong>: Microscope, microscope \u00e9lectronique<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"52_Key_Process_Control_Points\"><\/span>5.2 Points cl\u00e9s de contr\u00f4le des processus<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>Contr\u00f4le de l'\u00e9paisseur d'impression de la p\u00e2te \u00e0 souder : 0,1-0,15 mm<\/li>\n\n<li>Contr\u00f4le de la pr\u00e9cision de positionnement : \u00b10,05 mm<\/li>\n\n<li>Surveillance en temps r\u00e9el du profil de temp\u00e9rature de soudage par refusion<\/li>\n\n<li>Gestion des dispositifs sensibles \u00e0 l'humidit\u00e9 (MSD)<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_Technology_Development_Trends\"><\/span>6. Tendances en mati\u00e8re de d\u00e9veloppement technologique<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"61_Miniaturization_Progress\"><\/span>6.1 Progr\u00e8s en mati\u00e8re de miniaturisation<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>Application de production en s\u00e9rie de composants de taille 01005<\/li>\n\n<li>Technologie de micro-espacement \u00e0 pas de 0,3 mm<\/li>\n\n<li>Int\u00e9gration d'emballages empil\u00e9s en 3D (SiP)<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"62_Intelligent_Manufacturing\"><\/span>6.2 Fabrication intelligente<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>Syst\u00e8me d'ex\u00e9cution de la fabrication (MES)<\/li>\n\n<li>Contr\u00f4le qualit\u00e9 par vision industrielle et intelligence artificielle<\/li>\n\n<li>Optimisation du processus de jumelage num\u00e9rique<\/li>\n\n<li>Syst\u00e8mes de maintenance pr\u00e9dictive<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"63_Green_Manufacturing\"><\/span>6.3 Fabrication \u00e9cologique<span class=\"ez-toc-section-end\"><\/span><\/h3><ul class=\"wp-block-list\"><li>Proc\u00e9d\u00e9 de soudage sans plomb<\/li>\n\n<li>Produits nettoyants \u00e0 faible teneur en COV<\/li>\n\n<li>R\u00e9duction de la consommation d'\u00e9nergie de 30 %<\/li>\n\n<li>Taux de recyclage des d\u00e9chets &gt; 95 %<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"7_Application_Field_Expansion\"><\/span>7. Expansion du champ d'application<span class=\"ez-toc-section-end\"><\/span><\/h2><ul class=\"wp-block-list\"><li><strong>Electronique grand public<\/strong>: Smartphones, tablettes, appareils portables<\/li>\n\n<li><strong>\u00c9quipement de communication<\/strong>: stations de base 5G, modules de communication optique<\/li>\n\n<li><strong>\u00c9lectronique automobile<\/strong>: Syst\u00e8mes ADAS, divertissement embarqu\u00e9<\/li>\n\n<li><strong>Contr\u00f4le industriel<\/strong>: PLC, ordinateurs industriels<\/li>\n\n<li><strong>\u00c9lectronique m\u00e9dicale<\/strong>: \u00c9quipement de surveillance, instruments de diagnostic<\/li>\n\n<li><strong>A\u00e9rospatiale<\/strong>: Communication par satellite, contr\u00f4le de vol<\/li><\/ul><p>En tant que processus fondamental de la fabrication \u00e9lectronique moderne, la technologie SMT continue de favoriser la miniaturisation, l'am\u00e9lioration des performances et la fiabilit\u00e9 accrue des produits \u00e9lectroniques gr\u00e2ce \u00e0 une innovation technologique et une optimisation des processus continues, apportant ainsi un soutien important au progr\u00e8s technologique de l'industrie de l'information \u00e9lectronique.<\/p>","protected":false},"excerpt":{"rendered":"<p>La technologie de montage en surface (SMT) est un processus essentiel dans la fabrication \u00e9lectronique moderne.En montant avec pr\u00e9cision des composants miniatures \u00e0 montage en surface (CMS) sur la surface des cartes de circuits imprim\u00e9s (PCB), elle permet l'assemblage de circuits \u00e0 haute densit\u00e9 et haute performance. Cet article explore \u00e9galement les avantages techniques de la technologie SMT en mati\u00e8re de miniaturisation, de performances \u00e9lectriques et d'efficacit\u00e9 de production, ainsi que ses syst\u00e8mes de contr\u00f4le qualit\u00e9 et ses tendances de d\u00e9veloppement futures, fournissant ainsi une r\u00e9f\u00e9rence compl\u00e8te pour l'innovation technologique dans l'industrie de la fabrication \u00e9lectronique.<\/p>","protected":false},"author":1,"featured_media":4358,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[109],"tags":[244,243],"class_list":["post-4353","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-faq","tag-smt","tag-surface-mount-technology"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is SMT in PCB assembly? - Topfastpcb<\/title>\n<meta name=\"description\" content=\"Comprehensive analysis of the SMT surface mount technology process flow, technical advantages, and quality control system. 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