{"id":1854,"date":"2024-08-14T01:10:30","date_gmt":"2024-08-14T01:10:30","guid":{"rendered":"https:\/\/thepcba.com\/?p=1854"},"modified":"2024-08-14T04:39:34","modified_gmt":"2024-08-14T04:39:34","slug":"understanding-pcb-materials-and-their-applications","status":"publish","type":"post","link":"https:\/\/thepcba.com\/cs\/understanding-pcb-materials-and-their-applications\/","title":{"rendered":"Porozum\u011bn\u00ed materi\u00e1l\u016fm PCB a jejich aplikac\u00edm"},"content":{"rendered":"<div class=\"row\"  id=\"row-2011581218\">\n\n\t<div id=\"col-766642626\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<p>Pro ka\u017ed\u00e9ho, kdo se zab\u00fdv\u00e1 n\u00e1vrhem a v\u00fdrobou desek s plo\u0161n\u00fdmi spoji, je kl\u00ed\u010dov\u00e9 dob\u0159e porozum\u011bt materi\u00e1l\u016fm desek s plo\u0161n\u00fdmi spoji a jejich pou\u017eit\u00ed. Tyto materi\u00e1ly, z nich\u017e ka\u017ed\u00fd m\u00e1 jedine\u010dn\u00e9 vlastnosti, v\u00fdhody a omezen\u00ed, hraj\u00ed v\u00fdznamnou roli ve v\u00fdkonu, spolehlivosti a hospod\u00e1rnosti kone\u010dn\u00e9ho v\u00fdrobku. Tato p\u0159\u00edru\u010dka poskytuje p\u0159ehled nejb\u011b\u017en\u011bj\u0161\u00edch materi\u00e1l\u016f pou\u017e\u00edvan\u00fdch p\u0159i konstrukci desek plo\u0161n\u00fdch spoj\u016f a jejich p\u0159\u00edslu\u0161n\u00fdch aplikac\u00ed spolu s informacemi o v\u00fdznamu povrchov\u00fdch \u00faprav a povlak\u016f.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-933619463\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1476225508\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1020\" height=\"680\" src=\"https:\/\/thepcba.com\/wp-content\/uploads\/2024\/08\/1fcb310b3e884d9f846943637c59e361-1024x683.jpg\" class=\"attachment-large size-large\" alt=\"Materi\u00e1ly PCB\" srcset=\"https:\/\/thepcba.com\/wp-content\/uploads\/2024\/08\/1fcb310b3e884d9f846943637c59e361-1024x683.jpg 1024w, https:\/\/thepcba.com\/wp-content\/uploads\/2024\/08\/1fcb310b3e884d9f846943637c59e361-300x200.jpg 300w, https:\/\/thepcba.com\/wp-content\/uploads\/2024\/08\/1fcb310b3e884d9f846943637c59e361-768x512.jpg 768w, https:\/\/thepcba.com\/wp-content\/uploads\/2024\/08\/1fcb310b3e884d9f846943637c59e361-18x12.jpg 18w, https:\/\/thepcba.com\/wp-content\/uploads\/2024\/08\/1fcb310b3e884d9f846943637c59e361-600x400.jpg 600w, https:\/\/thepcba.com\/wp-content\/uploads\/2024\/08\/1fcb310b3e884d9f846943637c59e361.jpg 1080w\" sizes=\"(max-width: 1020px) 100vw, 1020px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1476225508 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Obsah<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"P\u0159epnut\u00ed tabulky obsahu\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">P\u0159ep\u00edna\u010d<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/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:\/\/thepcba.com\/cs\/understanding-pcb-materials-and-their-applications\/#Common_PCB_Materials\" >B\u011b\u017en\u00e9 materi\u00e1ly PCB<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/thepcba.com\/cs\/understanding-pcb-materials-and-their-applications\/#Specialty_PCB_Materials\" >Speci\u00e1ln\u00ed materi\u00e1ly pro PCB<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/thepcba.com\/cs\/understanding-pcb-materials-and-their-applications\/#Surface_Finishes_and_Coatings\" >Povrchov\u00e9 \u00fapravy a n\u00e1t\u011bry<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/thepcba.com\/cs\/understanding-pcb-materials-and-their-applications\/#Conclusion\" >Z\u00e1v\u011br<\/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:\/\/thepcba.com\/cs\/understanding-pcb-materials-and-their-applications\/#FAQs\" >Nej\u010dast\u011bj\u0161\u00ed dotazy<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Common_PCB_Materials\"><\/span>B\u011b\u017en\u00e9 materi\u00e1ly PCB<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>FR4 - obl\u00edben\u00e1 volba<\/strong><\/p>\n<p>Nejroz\u0161\u00ed\u0159en\u011bj\u0161\u00edm materi\u00e1lem pou\u017e\u00edvan\u00fdm p\u0159i v\u00fdrob\u011b desek plo\u0161n\u00fdch spoj\u016f je FR4, epoxidov\u00fd lamin\u00e1t vyztu\u017een\u00fd sklen\u011bn\u00fdmi vl\u00e1kny. FR4 je proslul\u00fd svou vysokou tepelnou stabilitou, mechanickou pevnost\u00ed a odolnost\u00ed v\u016f\u010di vlhkosti a chemik\u00e1li\u00edm a je \u0161iroce vyu\u017e\u00edv\u00e1n ve spot\u0159ebn\u00ed elektronice, automobilov\u00e9m pr\u016fmyslu a pr\u016fmyslov\u00fdch \u0159\u00eddic\u00edch syst\u00e9mech. Navzdory sv\u00e9 popularit\u011b m\u00e1 FR4 omezen\u00ed, jako je relativn\u011b vysok\u00e1 cena a omezen\u00e1 flexibilita.<\/p>\n<p><strong>FR5 - zv\u00fd\u0161en\u00e1 pevnost a teplotn\u00ed odolnost<\/strong><\/p>\n<p>FR5, polyimidov\u00fd lamin\u00e1t vyztu\u017een\u00fd sklen\u011bn\u00fdmi vl\u00e1kny, m\u00e1 podobn\u00e9 vlastnosti jako FR4, ale nab\u00edz\u00ed vy\u0161\u0161\u00ed teplotn\u00ed odolnost a lep\u0161\u00ed mechanickou pevnost. B\u011b\u017en\u011b se pou\u017e\u00edv\u00e1 v aplikac\u00edch s vysokou spolehlivost\u00ed, jako je letectv\u00ed a obrana, kde mus\u00ed desky plo\u0161n\u00fdch spoj\u016f odol\u00e1vat extr\u00e9mn\u00edm teplot\u00e1m a mechanick\u00e9mu nam\u00e1h\u00e1n\u00ed.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Specialty_PCB_Materials\"><\/span>Speci\u00e1ln\u00ed materi\u00e1ly pro PCB<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Keramick\u00e9 desky plo\u0161n\u00fdch spoj\u016f pro vysokofrekven\u010dn\u00ed aplikace<\/strong><\/p>\n<p>Keramick\u00e9 desky plo\u0161n\u00fdch spoj\u016f nebo keramick\u00e9 substr\u00e1ty kombinuj\u00ed keramick\u00e9 a kovov\u00e9 materi\u00e1ly. Tyto desky plo\u0161n\u00fdch spoj\u016f se \u010dasto pou\u017e\u00edvaj\u00ed ve vysokofrekven\u010dn\u00edch aplikac\u00edch, v\u010detn\u011b mikrovlnn\u00fdch a radiofrekven\u010dn\u00edch (RF) za\u0159\u00edzen\u00ed. Jejich vysok\u00e1 dielektrick\u00e1 konstanta a n\u00edzk\u00fd tangens ztr\u00e1t je pro tato specializovan\u00e1 pou\u017eit\u00ed ide\u00e1ln\u00ed.<\/p>\n<p><strong>K\u0159em\u00edkov\u00e9 desky plo\u0161n\u00fdch spoj\u016f pro v\u00fdkonn\u00e9 aplikace<\/strong><\/p>\n<p>K\u0159em\u00edkov\u00e9 desky plo\u0161n\u00fdch spoj\u016f neboli k\u0159em\u00edkov\u00e9 substr\u00e1ty jsou vyrobeny z k\u0159em\u00edku a kovov\u00fdch materi\u00e1l\u016f. D\u00edky sv\u00e9 vysok\u00e9 tepeln\u00e9 vodivosti a mechanick\u00e9 pevnosti jsou vhodn\u00e9 pro vysoce v\u00fdkonn\u00e9 aplikace, jako jsou nap\u00e1jec\u00ed zdroje a syst\u00e9my \u0159\u00edzen\u00ed motor\u016f.<\/p>\n<p><strong>Kovov\u00e9 desky plo\u0161n\u00fdch spoj\u016f pro vysoce spolehliv\u00e9 aplikace<\/strong><\/p>\n<p>Kovov\u00e9 PCB, zn\u00e1m\u00e9 tak\u00e9 jako PCB s kovovou podlo\u017ekou, se skl\u00e1daj\u00ed z kovu a dal\u0161\u00edch materi\u00e1l\u016f. Tyto desky plo\u0161n\u00fdch spoj\u016f jsou up\u0159ednost\u0148ov\u00e1ny v aplikac\u00edch s vysokou spolehlivost\u00ed, nap\u0159\u00edklad v letectv\u00ed a obran\u011b, d\u00edky sv\u00e9 vynikaj\u00edc\u00ed tepeln\u00e9 vodivosti a mechanick\u00e9 pevnosti.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Surface_Finishes_and_Coatings\"><\/span>Povrchov\u00e9 \u00fapravy a n\u00e1t\u011bry<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Porozum\u011bn\u00ed povrchov\u00fdm \u00faprav\u00e1m a povlak\u016fm je p\u0159i n\u00e1vrhu desek plo\u0161n\u00fdch spoj\u016f velmi d\u016fle\u017eit\u00e9, proto\u017ee mohou ovlivnit elektrick\u00fd v\u00fdkon, tepelnou vodivost a mechanickou pevnost. Mezi b\u011b\u017en\u00e9 povrchov\u00e9 \u00fapravy a povlaky pat\u0159\u00ed c\u00edn, olovo a zlato, spolu s r\u016fzn\u00fdmi typy p\u00e1jec\u00edch masek a mo\u017enostmi s\u00edtotisku.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Z\u00e1v\u011br<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Pro konstrukt\u00e9ry a v\u00fdrobce desek plo\u0161n\u00fdch spoj\u016f je z\u00e1sadn\u00ed d\u016fkladn\u00e1 znalost materi\u00e1l\u016f pro desky plo\u0161n\u00fdch spoj\u016f a jejich pou\u017eit\u00ed. V\u00fdb\u011brem vhodn\u00e9ho materi\u00e1lu a povrchov\u00e9 \u00fapravy pro konkr\u00e9tn\u00ed aplikaci mohou odborn\u00edci zajistit, aby jejich desky plo\u0161n\u00fdch spoj\u016f spl\u0148ovaly pot\u0159ebn\u00e1 krit\u00e9ria v\u00fdkonu, spolehlivosti a n\u00e1klad\u016f.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"FAQs\"><\/span>Nej\u010dast\u011bj\u0161\u00ed dotazy<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Ot\u00e1zka: Co je to FR4 a pro\u010d se b\u011b\u017en\u011b pou\u017e\u00edv\u00e1 p\u0159i n\u00e1vrhu desek plo\u0161n\u00fdch spoj\u016f?<\/strong><br \/>\nOdpov\u011b\u010f: FR4 je epoxidov\u00fd lamin\u00e1t vyztu\u017een\u00fd sklen\u011bn\u00fdmi vl\u00e1kny, kter\u00fd je zn\u00e1m\u00fd svou vysokou tepelnou stabilitou, mechanickou pevnost\u00ed a odolnost\u00ed v\u016f\u010di vlhkosti a chemik\u00e1li\u00edm, co\u017e z n\u011bj \u010din\u00ed obl\u00edbenou volbu pro r\u016fzn\u00e9 aplikace.<\/p>\n<p><strong>Ot\u00e1zka: Jak se FR5 li\u0161\u00ed od FR4?<\/strong><br \/>\nOdpov\u011b\u010f: Materi\u00e1l FR5 je podobn\u00fd materi\u00e1lu FR4, ale nab\u00edz\u00ed vy\u0161\u0161\u00ed teplotn\u00ed odolnost a lep\u0161\u00ed mechanickou pevnost, tak\u017ee je vhodn\u00fd pro vysoce spolehliv\u00e9 aplikace, jako je letectv\u00ed a obrana.<\/p>\n<p><strong>Ot\u00e1zka: Jak\u00e9 jsou v\u00fdhody pou\u017e\u00edv\u00e1n\u00ed keramick\u00fdch desek plo\u0161n\u00fdch spoj\u016f?<\/strong><br \/>\nOdpov\u011b\u010f: Keramick\u00e9 desky plo\u0161n\u00fdch spoj\u016f maj\u00ed vysokou dielektrickou konstantu a n\u00edzk\u00fd tangens ztr\u00e1t, tak\u017ee jsou ide\u00e1ln\u00ed pro vysokofrekven\u010dn\u00ed aplikace, jako jsou mikrovlnn\u00e1 a vysokofrekven\u010dn\u00ed za\u0159\u00edzen\u00ed.<\/p>\n<p><strong>Ot\u00e1zka: Kdy se maj\u00ed pou\u017e\u00edvat k\u0159em\u00edkov\u00e9 desky plo\u0161n\u00fdch spoj\u016f?<\/strong><br \/>\nOdpov\u011b\u010f: K\u0159em\u00edkov\u00e9 desky plo\u0161n\u00fdch spoj\u016f jsou d\u00edky sv\u00e9 vysok\u00e9 tepeln\u00e9 vodivosti a mechanick\u00e9 pevnosti nejvhodn\u011bj\u0161\u00ed pro vysoce v\u00fdkonn\u00e9 aplikace, jako jsou nap\u00e1jec\u00ed zdroje a \u0159\u00eddic\u00ed syst\u00e9my motor\u016f.<\/p>\n<p><strong>Ot\u00e1zka: Pro\u010d jsou povrchov\u00e9 \u00fapravy a povlaky d\u016fle\u017eit\u00e9 p\u0159i n\u00e1vrhu desek plo\u0161n\u00fdch spoj\u016f?<\/strong><br \/>\nOdpov\u011b\u010f: Povrchov\u00e9 \u00fapravy a povlaky ovliv\u0148uj\u00ed elektrick\u00fd v\u00fdkon, tepelnou vodivost a mechanickou pevnost desky plo\u0161n\u00fdch spoj\u016f, co\u017e m\u00e1 vliv na celkovou spolehlivost a \u00fa\u010dinnost desky.<\/p>","protected":false},"excerpt":{"rendered":"<p>B\u011b\u017en\u00e9 materi\u00e1ly PCB FR4 - obl\u00edben\u00e1 volba Nejroz\u0161\u00ed\u0159en\u011bj\u0161\u00edm materi\u00e1lem pou\u017e\u00edvan\u00fdm p\u0159i v\u00fdrob\u011b PCB je FR4, epoxidov\u00fd lamin\u00e1t vyztu\u017een\u00fd sklen\u011bn\u00fdmi vl\u00e1kny. Materi\u00e1l FR4 je zn\u00e1m\u00fd svou vysokou tepelnou stabilitou, mechanickou pevnost\u00ed a odolnost\u00ed v\u016f\u010di vlhkosti a chemik\u00e1li\u00edm a je \u0161iroce vyu\u017e\u00edv\u00e1n ve spot\u0159ebn\u00ed elektronice, automobilov\u00e9m pr\u016fmyslu a pr\u016fmyslov\u00fdch \u0159\u00eddic\u00edch syst\u00e9mech. Navzdory sv\u00e9 popularit\u011b m\u00e1 FR4 omezen\u00ed, jako je nap\u0159\u00edklad [...]","protected":false},"author":1,"featured_media":1892,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/thepcba.com\/cs\/wp-json\/wp\/v2\/posts\/1854"}],"collection":[{"href":"https:\/\/thepcba.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/thepcba.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/thepcba.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/thepcba.com\/cs\/wp-json\/wp\/v2\/comments?post=1854"}],"version-history":[{"count":3,"href":"https:\/\/thepcba.com\/cs\/wp-json\/wp\/v2\/posts\/1854\/revisions"}],"predecessor-version":[{"id":1894,"href":"https:\/\/thepcba.com\/cs\/wp-json\/wp\/v2\/posts\/1854\/revisions\/1894"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/thepcba.com\/cs\/wp-json\/wp\/v2\/media\/1892"}],"wp:attachment":[{"href":"https:\/\/thepcba.com\/cs\/wp-json\/wp\/v2\/media?parent=1854"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/thepcba.com\/cs\/wp-json\/wp\/v2\/categories?post=1854"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/thepcba.com\/cs\/wp-json\/wp\/v2\/tags?post=1854"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}