{"id":3906,"date":"2025-10-15T09:22:39","date_gmt":"2025-10-15T09:22:39","guid":{"rendered":"https:\/\/flj-pcb.com\/?p=3906"},"modified":"2025-10-15T09:28:00","modified_gmt":"2025-10-15T09:28:00","slug":"ev-charger-pcb-assembly-process-and-solutions","status":"publish","type":"post","link":"https:\/\/flj-pcb.com\/cs\/ev-charger-pcb-assembly-process-and-solutions\/","title":{"rendered":"Proces osazov\u00e1n\u00ed PCB nab\u00edje\u010dek pro elektromobily a \u0159e\u0161en\u00ed"},"content":{"rendered":"<p>S rychl\u00fdm v\u00fdvojem v\u00fdkonu bateri\u00ed a inteligentn\u00ed technologie \u0159\u00edzen\u00ed je t\u0159eba zlep\u0161it v\u00fdkon nab\u00edje\u010dek EV na m\u00edru, aby spl\u0148ovaly specifick\u00e9 po\u017eadavky na nab\u00edjen\u00ed, zejm\u00e9na p\u0159i sestavov\u00e1n\u00ed t\u011bchto p\u0159izp\u016fsoben\u00fdch desek plo\u0161n\u00fdch spoj\u016f nab\u00edje\u010dek EV.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"433\" height=\"243\" src=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/10\/EV-Charger-PCB.webp\" alt=\"EV Charger PCB\" class=\"wp-image-3910\" srcset=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/10\/EV-Charger-PCB.webp 433w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/10\/EV-Charger-PCB-300x168.webp 300w\" sizes=\"(max-width: 433px) 100vw, 433px\" \/><\/figure>\n\n\n\n<p>Jak vytvo\u0159it nejlep\u0161\u00ed mont\u00e1\u017en\u00ed proces a \u0159e\u0161en\u00ed pro PCB nab\u00edje\u010dky pro elektromobily?<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1. Optimalizace n\u00e1vrhu desky plo\u0161n\u00fdch spoj\u016f nab\u00edje\u010dek pro elektromobily<\/h2>\n\n\n\n<p>Nejlep\u0161\u00edm \u0159e\u0161en\u00edm pro osazov\u00e1n\u00ed desek plo\u0161n\u00fdch spoj\u016f je optimalizace n\u00e1vrhu samotn\u00e9 desky plo\u0161n\u00fdch spoj\u016f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1.1 Rozlo\u017een\u00ed desek plo\u0161n\u00fdch spoj\u016f<\/h3>\n\n\n\n<p>Zva\u017ete n\u00e1vrh desky plo\u0161n\u00fdch spoj\u016f nab\u00edje\u010dky pro elektromobily s v\u00fdkonn\u00fdmi sou\u010d\u00e1stkami (nap\u0159. v\u00fdkonov\u00e9 tranzistory MOSFET, usm\u011br\u0148ova\u010de, kondenz\u00e1tory) na m\u00edstech, kter\u00e1 p\u0159isp\u00edvaj\u00ed k lep\u0161\u00edmu odvodu tepla. Zva\u017ete sn\u00ed\u017een\u00ed rizika ru\u0161en\u00ed t\u011bchto funk\u010dn\u00edch komponent, nap\u0159. v\u00fdkonov\u00fdch komponent, \u0159\u00eddic\u00edch komponent p\u0159i <a href=\"https:\/\/flj-pcb.com\/cs\/pcb-design\/\" data-type=\"page\" data-id=\"3488\">Rozvr\u017een\u00ed desek plo\u0161n\u00fdch spoj\u016f<\/a>\u200b<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1.2 Tepeln\u00fd management<\/h3>\n\n\n\n<p>Hlavn\u00ed deska nab\u00edje\u010dky elektromobil\u016f vytv\u00e1\u0159\u00ed p\u0159i nab\u00edjen\u00ed vysok\u00fdm v\u00fdkonem zna\u010dn\u00e9 mno\u017estv\u00ed tepla. \u0160patn\u00fd odvod tepla vede k p\u0159eh\u0159\u00e1t\u00ed a sni\u017euje \u017eivotnost nab\u00edje\u010dky i baterie vozidla.Tepeln\u00e9 pr\u016fchodky a \u0161ir\u0161\u00ed n\u00e1vrh nap\u00e1jec\u00ed stopy jsou tak\u00e9 dobr\u00fdm zp\u016fsobem, jak odv\u00e9st teplo od v\u00fdkonov\u00fdch komponent. Krom\u011b toho m\u016f\u017ee konstrukce PCB s t\u011b\u017ek\u00fdmi m\u011bd\u011bn\u00fdmi obvody kolem v\u00fdkonn\u00fdch sou\u010d\u00e1stek pomoci \u00fa\u010dinn\u011bji odv\u00e1d\u011bt teplo, obvykle je tlou\u0161\u0165ka m\u011bdi pro PCB nab\u00edje\u010dky EV 2oz, 3oz. Krom\u011b toho k odvodu tepla hodn\u011b p\u0159isp\u00edvaj\u00ed p\u00e1jen\u00ed m\u011bd\u011bn\u00fdmi ty\u010demi, chladi\u010de nebo chladic\u00ed ventil\u00e1tory.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"403\" height=\"212\" src=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/10\/pcb-soldering-heat-sink.webp\" alt=\"pcb soldering heat sink\" class=\"wp-image-3909\" srcset=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/10\/pcb-soldering-heat-sink.webp 403w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/10\/pcb-soldering-heat-sink-300x158.webp 300w\" sizes=\"(max-width: 403px) 100vw, 403px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">2. Nezbytnost n\u00e1vrhu pro v\u00fdrobu (DFM) p\u0159ed osazen\u00edm DPS<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">2.1 Kontrola pravidel n\u00e1vrhu (DRC)<\/h3>\n\n\n\n<p>Aby se zlep\u0161ila vyrobitelnost a v\u00fdt\u011b\u017enost, mus\u00ed in\u017een\u00fdr p\u0159ed v\u00fdrobou zkontrolovat fin\u00e1ln\u00ed n\u00e1vrhov\u00e9 soubory, aby se ujistil, \u017ee rozvr\u017een\u00ed desek plo\u0161n\u00fdch spoj\u016f odpov\u00edd\u00e1 pravidl\u016fm zpracov\u00e1n\u00ed v\u00fdrobce. Tato pravidla mohou zabr\u00e1nit n\u011bkter\u00fdm probl\u00e9m\u016fm p\u0159i v\u00fdrob\u011b a mont\u00e1\u017ei. Kontroly DRC zahrnuj\u00ed p\u0159edev\u0161\u00edm \u0161\u00ed\u0159ku a rozte\u010d stop, velikost pr\u016fchodek a podlo\u017eek a mezeru mezi podlo\u017ekami.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0160\u00ed\u0159ka a rozte\u010d stop: mal\u00e1 \u0161\u00ed\u0159ka a rozte\u010d stop m\u016f\u017ee v\u00e9st ke zkrat\u016fm nebo ru\u0161en\u00ed sign\u00e1lu.Mus\u00edme zv\u00e1\u017eit minim\u00e1ln\u00ed \u0161\u00ed\u0159ku a rozte\u010d stop.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Podlo\u017eky a pr\u016fchodky: Podlo\u017eky a pr\u016fchodky mus\u00ed spl\u0148ovat tolerance vrt\u00e1n\u00ed a krou\u017ek\u016f v\u00fdrobce desek plo\u0161n\u00fdch spoj\u016f. Poddimenzovan\u00e9 krou\u017eky nebo podlo\u017eky mohou v\u00e9st k p\u0159eru\u0161en\u00ed spoj\u016f, defekt\u016fm p\u0159i pr\u016fchodu pokoven\u00edm nebo vy\u0161\u0161\u00edm v\u00fdrobn\u00edm n\u00e1klad\u016fm.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Rozte\u010d mezi podlo\u017ekami: mus\u00edme zajistit dostate\u010dnou vzd\u00e1lenost mezi podlo\u017ekami, abychom se vyhnuli p\u00e1jen\u00ed m\u016fstk\u016f b\u011bhem mont\u00e1\u017ee.Pokud je vzd\u00e1lenost mal\u00e1, m\u016f\u017ee doj\u00edt ke zkr\u00e1cen\u00ed.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>V\u016fle sou\u010d\u00e1st\u00ed: Je tak\u00e9 velmi d\u016fle\u017eit\u00e9 zajistit dostate\u010dnou vzd\u00e1lenost mezi sou\u010d\u00e1stkami pro p\u00e1jen\u00ed a zabr\u00e1nit mechanick\u00e9mu ru\u0161en\u00ed.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2.2 Optimalizace um\u00edst\u011bn\u00ed komponent<\/h3>\n\n\n\n<p>Um\u00edst\u011bn\u00ed sou\u010d\u00e1st\u00ed je rozhoduj\u00edc\u00ed pro zlep\u0161en\u00ed vysoce efektivn\u00ed mont\u00e1\u017ee, dobr\u00e9ho v\u00fdkonu a vyrobitelnosti.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Rozlo\u017een\u00ed komponent: pro zv\u00fd\u0161en\u00ed efektivity a sn\u00ed\u017een\u00ed n\u00e1klad\u016f na pracovn\u00ed s\u00edlu je t\u0159eba v\u0161echny komponenty efektivn\u011b um\u00edstit pomoc\u00ed stroj\u016f (nap\u0159. pick-and-place machines).Ru\u010dn\u00ed um\u00edst\u011bn\u00ed je obt\u00ed\u017en\u00e9 um\u00edstit v\u0161echny komponenty spr\u00e1vn\u00fdm zp\u016fsobem a ztr\u00e1c\u00ed se t\u00edm spousta \u010dasu, proto je t\u0159eba zv\u00e1\u017eit rozlo\u017een\u00ed komponent na PCB.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Jasn\u011b objasn\u011bte orientaci a polaritu komponent: U komponent\u016f s orientac\u00ed a polaritou by m\u011bla b\u00fdt orientace spr\u00e1vn\u00e1, aby se p\u0159ede\u0161lo p\u0159epracov\u00e1n\u00ed a oprav\u00e1m p\u0159i mont\u00e1\u017ei.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2.3 Panelizace desek plo\u0161n\u00fdch spoj\u016f pro efektivn\u00ed v\u00fdrobu<\/h3>\n\n\n\n<p>DFM in\u017een\u00fdr m\u016f\u017ee uspo\u0159\u00e1dat v\u00edce desek na jednom panelu, aby optimalizoval proces v\u00fdroby a mont\u00e1\u017ee PCB. Zejm\u00e9na pro ty mal\u00e9 rozm\u011bry PCB <a href=\"http:\/\/boards.in\/\" rel=\"noreferrer noopener\" target=\"_blank\">desky.In<\/a> s c\u00edlem sn\u00ed\u017eit mno\u017estv\u00ed odpadu.zva\u017ete konstrukci dr\u00e1\u017eek ve tvaru V, my\u0161\u00ed kousnut\u00ed nebo odlamovac\u00edch z\u00e1lo\u017eek pro snadn\u00e9 odd\u011blen\u00ed po mont\u00e1\u017ei.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">3. Sd\u00edlen\u00ed p\u0159\u00edpad\u016f z\u00e1kazn\u00edk\u016f: Poskytov\u00e1n\u00ed nejlep\u0161\u00edho \u0159e\u0161en\u00ed pro mont\u00e1\u017e nab\u00edjec\u00edch hromadn\u00fdch desek plo\u0161n\u00fdch spoj\u016f<\/h2>\n\n\n\n<p>D\u00edky d\u016fv\u011b\u0159e z\u00e1kazn\u00edka jsme od evropsk\u00e9ho z\u00e1kazn\u00edka obdr\u017eeli objedn\u00e1vku na v\u00fdrobu a mont\u00e1\u017e 1 500 sad hlavn\u00edch a vedlej\u0161\u00edch desek plo\u0161n\u00fdch spoj\u016f pro nab\u00edjen\u00ed elektromobil\u016f.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"554\" height=\"309\" src=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/10\/EV-charging-main-and-sub-PCB-boards.webp\" alt=\"EV charging main and sub PCB boards\" class=\"wp-image-3908\" srcset=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/10\/EV-charging-main-and-sub-PCB-boards.webp 554w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/10\/EV-charging-main-and-sub-PCB-boards-300x167.webp 300w\" sizes=\"(max-width: 554px) 100vw, 554px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">3.1 Design<\/h3>\n\n\n\n<p>Desky plo\u0161n\u00fdch spoj\u016f pou\u017e\u00edvaj\u00ed \u010dty\u0159vrstv\u00e9 uspo\u0159\u00e1d\u00e1n\u00ed s tlou\u0161\u0165kou m\u011bdi 2 oz a pr\u016fchodky pln\u011bn\u00e9 prysky\u0159ic\u00ed. Desky jsou pom\u011brn\u011b velk\u00e9 a obsahuj\u00ed t\u00e9m\u011b\u0159 200 typ\u016f sou\u010d\u00e1stek, celkem tis\u00edce elektronick\u00fdch sou\u010d\u00e1stek.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3.2 V\u00fdroba desek plo\u0161n\u00fdch spoj\u016f<\/h3>\n\n\n\n<p>P\u0159ed v\u00fdrobou PCB n\u00e1\u0161 technick\u00fd t\u00fdm p\u0159ekontroloval soubory Gerber, v\u010detn\u011b horn\u00ed a spodn\u00ed vrstvy, silkscreenu, p\u00e1jec\u00ed masky, vrtac\u00edch dat, mechanick\u00e9 vrstvy a dal\u0161\u00edch kl\u00ed\u010dov\u00fdch soubor\u016f. Ov\u011b\u0159ili tak\u00e9 form\u00e1t souboru (nap\u0159. RS-274X), aby se ujistili, \u017ee spl\u0148uje v\u00fdrobn\u00ed po\u017eadavky a zabr\u00e1nili selh\u00e1n\u00ed anal\u00fdzy dat v d\u016fsledku chyb form\u00e1tu. In\u017een\u00fd\u0159i pou\u017e\u00edvali profesion\u00e1ln\u00ed software, jako je CAM350 a Altium Designer, aby provedli komplexn\u00ed kontroly DRC soubor\u016f Gerber podle intern\u00edch v\u00fdrobn\u00edch norem a po\u017eadavk\u016f z\u00e1kazn\u00edka. Kontroly zahrnuj\u00ed p\u0159edev\u0161\u00edm p\u0159esnost velikosti otvor\u016f, rozte\u010de a \u0161\u00ed\u0159ku stop, integritu podlo\u017eek, p\u0159esnost s\u00edtotisku a speci\u00e1ln\u00ed procesy. U speci\u00e1ln\u00edch procesn\u00edch po\u017eadavk\u016f v n\u00e1vrhu z\u00e1kazn\u00edka (nap\u0159\u00edklad slep\u00e9\/zap\u00e1len\u00e9 pr\u016fchodky, tlust\u00e1 m\u011b\u010f, kontrola impedance) se in\u017een\u00fd\u0159i zam\u011b\u0159ili na ov\u011b\u0159en\u00ed, zda parametry n\u00e1vrhu odpov\u00eddaj\u00ed v\u00fdrobn\u00edm mo\u017enostem, a optimalizovali a vygenerovali soubor EQ (Engineering Qualification). Po schv\u00e1len\u00ed souboru EQ intern\u00ed reviz\u00ed byl p\u0159eveden do soubor\u016f Gerber a vrt\u00e1k\u016f p\u0159ipraven\u00fdch pro v\u00fdrobu a byl vytvo\u0159en kusovn\u00edk (BOM) a mont\u00e1\u017en\u00ed v\u00fdkresy. V\u00fdrobn\u00ed soubory mus\u00ed p\u0159esn\u011b odpov\u00eddat souboru EQ a mus\u00ed b\u00fdt ozna\u010deny \u010d\u00edslem verze a datem \u00fa\u010dinnosti.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3.3 Po\u0159izov\u00e1n\u00ed komponent<\/h3>\n\n\n\n<p>B\u011bhem v\u00fdroby PCB na\u0161e profesion\u00e1ln\u00ed n\u00e1kupn\u00ed odd\u011blen\u00ed objedn\u00e1v\u00e1 komponenty BOM jeden po druh\u00e9m podle kone\u010dn\u00e9ho kusovn\u00edku, kter\u00fd n\u00e1\u0161 in\u017een\u00fdr zkontroloval a potvrdil se z\u00e1kazn\u00edkem.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3.4 Laserov\u00e9 zna\u010den\u00ed s\u00e9riov\u00e9ho \u010d\u00edsla na desk\u00e1ch plo\u0161n\u00fdch spoj\u016f<\/h3>\n\n\n\n<p>P\u0159ed mont\u00e1\u017e\u00ed v\u0161ech komponent na desku, mus\u00edme prov\u00e9st s\u00e9riov\u00e9 \u010d\u00edslo na PCB laserov\u00fdm marking.firstly jsme dostali alfanumerick\u00e9 s\u00e9riov\u00e9 \u010d\u00edslo (nap\u0159., SN00001) nebo form\u00e1t, um\u00edst\u011bn\u00ed a velikost a p\u00edsmo od z\u00e1kazn\u00edka, ka\u017ed\u00e1 deska m\u00e1 specifick\u00e9 s\u00e9riov\u00e9 \u010d\u00edslo ozna\u010den\u00e9 laserem k identifikaci.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"554\" height=\"262\" src=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/10\/Laser-marking-of-Series-number-On-PCBs.webp\" alt=\"Laser marking of Series number On PCBs\" class=\"wp-image-3907\" srcset=\"https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/10\/Laser-marking-of-Series-number-On-PCBs.webp 554w, https:\/\/flj-pcb.com\/wp-content\/uploads\/2025\/10\/Laser-marking-of-Series-number-On-PCBs-300x142.webp 300w\" sizes=\"(max-width: 554px) 100vw, 554px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">3.5 Osazen\u00ed desky plo\u0161n\u00fdch spoj\u016f nab\u00edje\u010dky EV<\/h3>\n\n\n\n<p>Mont\u00e1\u017e hlavn\u00edch a d\u00edl\u010d\u00edch desek plo\u0161n\u00fdch spoj\u016f nab\u00edje\u010dek pro elektromobily, v\u010detn\u011b mont\u00e1\u017ee SMT, mont\u00e1\u017ee THT, p\u00e1jen\u00ed vlnou, trysk\u00e1n\u00ed suchou n\u00e1mrazou, konformn\u00ed povlakov\u00e1n\u00ed, funk\u010dn\u00ed test a z\u00e1v\u011bre\u010dn\u00e1 kontrola.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Z\u00e1v\u011br<\/h2>\n\n\n\n<p>Osazov\u00e1n\u00ed desek plo\u0161n\u00fdch spoj\u016f nab\u00edje\u010dek pro elektromobily se nijak z\u00e1sadn\u011b neli\u0161\u00ed od osazov\u00e1n\u00ed jin\u00fdch desek plo\u0161n\u00fdch spoj\u016f. DPS nab\u00edje\u010dek pro elektromobily spl\u0148uj\u00ed vy\u0161\u0161\u00ed bezpe\u010dnostn\u00ed, spolehlivostn\u00ed a regula\u010dn\u00ed po\u017eadavky ve srovn\u00e1n\u00ed s typick\u00fdmi spot\u0159ebitelsk\u00fdmi deskami, u tohoto typu pr\u016fmyslov\u00fdch \u0159\u00eddic\u00edch desek plo\u0161n\u00fdch spoj\u016f mus\u00edme v\u011bnovat zv\u00fd\u0161enou pozornost mnoha dal\u0161\u00edm detail\u016fm.<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>Vysok\u00e9 nap\u011bt\u00ed a izolace<\/li>\n<\/ol>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>Tepeln\u00e9 \u0159\u00edzen\u00ed<\/li>\n<\/ol>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>Robustnost a dlouh\u00e1 \u017eivotnost<\/li>\n<\/ol>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li>Zpracov\u00e1n\u00ed v\u00fdkonu a proudov\u00e9 cesty<\/li>\n<\/ol>\n\n\n\n<ol start=\"5\" class=\"wp-block-list\">\n<li>Kontrola EMC\/EMI<\/li>\n<\/ol>\n\n\n\n<ol start=\"6\" class=\"wp-block-list\">\n<li>Bezpe\u010dnostn\u011b kritick\u00e9 komponenty a redundance<\/li>\n<\/ol>\n\n\n\n<ol start=\"7\" class=\"wp-block-list\">\n<li>Kontrola proces\u016f a kvalifikace<\/li>\n<\/ol>\n\n\n\n<ol start=\"8\" class=\"wp-block-list\">\n<li>Sledovatelnost a serializace<\/li>\n<\/ol>\n\n\n\n<ol start=\"9\" class=\"wp-block-list\">\n<li>Zkou\u0161ky vlivu prost\u0159ed\u00ed a spolehlivosti<\/li>\n<\/ol>\n\n\n\n<ol start=\"10\" class=\"wp-block-list\">\n<li>Provozuschopnost a dokumentace v ter\u00e9nu<\/li>\n<\/ol>\n\n\n\n<ol start=\"11\" class=\"wp-block-list\">\n<li>Manipulace a bezpe\u010dnost ve v\u00fdrob\u011b<\/li>\n<\/ol>\n\n\n\n<ol start=\"12\" class=\"wp-block-list\">\n<li>V\u00fdb\u011br dodavatele a komponent<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>With the rapid development of battery performance and Intelligent driving technology, EV charger tailored solutions need to improve their performance 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