{"id":90488,"date":"2019-04-01T16:29:48","date_gmt":"2019-04-01T16:29:48","guid":{"rendered":"https:\/\/\/circuit-imprime-flexible-multicouche-de-26m-de-long\/"},"modified":"2019-04-01T16:29:48","modified_gmt":"2019-04-01T16:29:48","slug":"circuit-imprime-flexible-multicouche-de-26m-de-long","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/circuit-imprime-flexible-multicouche-de-26m-de-long\/","title":{"rendered":"Circuit imprim\u00e9 flexible multicouche de 26m de long"},"content":{"rendered":"<p><span style=\"font-size:14px\"><span style=\"font-family:arial,helvetica,sans-serif\"><span lang=\"FR\">Ce circuit <\/span>imprim\u00e9 flexible multicouche de 26m de long <span lang=\"FR\">est l\u2019un des 50 circuits fournis par Trackwise pour ce drone (UAV). Selon la soci\u00e9t\u00e9, l&rsquo;ensemble du syst\u00e8me d&rsquo;interconnexion (puissance et signal) du v\u00e9hicule constitu\u00e9 de Circuits Int\u00e9gr\u00e9s Flexibles repr\u00e9sente une \u00e9conomie de poids totale estim\u00e9e de 60% par rapport au c\u00e2blage traditionnel. Ce gain de poids permettra \u00e0 l\u2019UAV, fabriqu\u00e9 aux \u00c9tats-Unis, d\u2019augmenter la charge utile et \/ou d\u2019am\u00e9liorer la vitesse et le rayon d&rsquo;action. Les CIF sont fabriqu\u00e9s avec une technologie brevet\u00e9e \u00ab\u00a0<\/span><span lang=\"FR\" style=\"background: white none repeat scroll 0% 0%\">Harness Technology\u00a0\u00bb<\/span><span lang=\"FR\">(IHT). Les CIF conventionnels ont rarement plus de deux m\u00e8tres de long, principalement \u00e0 cause des limitations des processus de fabrication. IHT surmonte ces limitations en permettant la production de CIF de longueur illimit\u00e9e.&nbsp;<\/span><\/span><\/span><\/p>\n<p>Le circuit flexible de l\u2019UAV repose sur un substrat en polyimide. La structure plane du circuit dissipe mieux la chaleur que le c\u00e2blage conventionnel, permettant une intensit\u00e9 de courant plus \u00e9lev\u00e9e pour un poids donn\u00e9 de conducteur en cuivre. La fabrication imprim\u00e9e assure la coh\u00e9rence du circuit, moins de points de connexion sont n\u00e9cessaires, la fiabilit\u00e9 est am\u00e9lior\u00e9e et le CIF est plus facile \u00e0 installer que les faisceaux de c\u00e2bles, ce qui r\u00e9duit le temps et les co\u00fbts de montage du v\u00e9hicule.<br \/>\n&nbsp;<\/p>\n<hr \/>\n<p>Pour Philip Johnston, PDG de Trackwise, \u00abDe nombreuses nouvelles applications apparaissent pour les CIF longs et l\u00e9gers, mais pour l&rsquo;a\u00e9rospatiale, c&rsquo;est un choix naturel avec l&rsquo;\u00e9conomie de poids, la haute fiabilit\u00e9 et la rentabilit\u00e9. Nous constatons \u00e9galement un int\u00e9r\u00eat croissant dans divers secteurs, notamment le m\u00e9dical et l\u2019automobile. Pour ce dernier, les constructeurs ont pour d\u00e9fi de r\u00e9duire le poids du v\u00e9hicule afin d\u2019am\u00e9liorer le rendement \u00e9nerg\u00e9tique, alors que les circuits \u00e9lectriques et \u00e9lectroniques se multiplient. Naturellement, les v\u00e9hicules \u00e9lectriques acc\u00e9l\u00e8rent cette tendance \u00bb.<\/p>\n<p>La plan\u00e9it\u00e9 des CIF les rend \u00e9galement adapt\u00e9s \u00e0 l\u2019int\u00e9gration dans des composites.<\/p>\n<p>\u00e0 lire \u00e9galement:<\/p>\n<p><a href=\"https:\/\/www.electronique-eci.com\/news\/750-000-membres-pour-designspark\">750 000 membres pour DesignSpark<\/a><\/p>\n<p>Trackwise \u2013 <a href=\"http:\/\/www.trackwise.co.uk\">www.trackwise.co.uk<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La soci\u00e9t\u00e9 anglaise Trackwise a livr\u00e9 un circuit imprim\u00e9 flexible multicouche de 26 m\u00e8tres, consid\u00e9r\u00e9 comme le plus long  au monde, pour la distribution de signaux de puissance et de commande sur les ailes d\u2019un drone (UAV) \u00e0 \u00e9nergie solaire.<\/p>\n","protected":false},"author":22,"featured_media":90489,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[883],"tags":[902,903],"domains":[47],"ppma_author":[1149],"class_list":["post-90488","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technologies","tag-flexibleelectronics-fr","tag-interconnect-cables-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Circuit imprim\u00e9 flexible multicouche de 26m de long ...<\/title>\n<meta name=\"description\" content=\"La soci\u00e9t\u00e9 anglaise Trackwise a livr\u00e9 un circuit imprim\u00e9 flexible multicouche de 26 m\u00e8tres, consid\u00e9r\u00e9 comme le plus long  au monde, pour la...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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