{"id":94554,"date":"2019-12-30T13:36:11","date_gmt":"2019-12-30T12:36:11","guid":{"rendered":"https:\/\/botland.com.pl\/blog\/stabilizator-napiecia-jak-to-dziala\/"},"modified":"2024-11-05T15:07:25","modified_gmt":"2024-11-05T14:07:25","slug":"stabilizator-napeti-jak-funguje","status":"publish","type":"post","link":"https:\/\/botland.cz\/blog\/stabilizator-napeti-jak-funguje\/","title":{"rendered":"Stabiliz\u00e1tor nap\u011bt\u00ed &#8211; Jak funguje?"},"content":{"rendered":"<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u010cas \u010dten\u00ed:<\/span> <span class=\"rt-time\"> 7<\/span> <span class=\"rt-label rt-postfix\">min.<\/span><\/span>\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"94554\" class=\"elementor elementor-94554 elementor-2438\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-370ca684 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"370ca684\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-174c28f6\" data-id=\"174c28f6\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-928dcb4 elementor-widget elementor-widget-spacer\" data-id=\"928dcb4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c626ca5 elementor-widget elementor-widget-text-editor\" data-id=\"c626ca5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\n<p><strong>Stabiln\u00ed nap\u011bt\u00ed<\/strong> je v robotice nesm\u00edrn\u011b d\u016fle\u017eit\u00e9, a pr\u00e1v\u011b to je to, co <a href=\"https:\/\/botland.cz\/21-integrovane-obvody\" data-wpel-link=\"internal\"><strong>integrovan\u00fd obvod<\/strong><\/a> v podob\u011b <strong>stabiliz\u00e1toru nap\u011bt\u00ed<\/strong>. Tento mal\u00fd t\u0159\u00ednoh\u00fd objekt je navr\u017een tak, aby na sv\u00e9m v\u00fdstupu udr\u017eoval nastaven\u00e9 stejnosm\u011brn\u00e9 nap\u011bt\u00ed. R\u016fzn\u00e9 modely pracuj\u00ed na b\u00e1zi z\u00e1porn\u00e9 zp\u011btn\u00e9 vazby, a odol\u00e1vaj\u00ed tak v\u011bt\u0161in\u011b nap\u011b\u0165ov\u00fdch \u0161pi\u010dek v pom\u011brn\u011b velk\u00e9m rozsahu. Stoj\u00ed za to se s nimi sezn\u00e1mit bl\u00ed\u017ee, proto\u017ee jejich pou\u017eit\u00ed je v n\u011bkter\u00fdch p\u0159\u00edpadech naprosto nezbytn\u00e9, zejm\u00e9na v robotice.   <\/p>\n\n\n\n<h2>Co je to integrovan\u00fd obvod?<\/h2>\n\n\n\n<p>Integrovan\u00fd obvod je elektronick\u00fd obvod s miniaturizovanou konstrukc\u00ed a monolitickou strukturou z k\u0159em\u00edku, co\u017e je monokrystal polovodi\u010de. Integrovan\u00e9 obvody se d\u011bl\u00ed na dv\u011b skupiny &#8211; <strong>monolitick\u00e9<\/strong> a <strong>hybridn\u00ed<\/strong>. U monolitick\u00fdch model\u016f jsou v\u0161echny sou\u010d\u00e1stky (aktivn\u00ed i pasivn\u00ed) um\u00edst\u011bny uvnit\u0159 monokrystalick\u00e9 polovodi\u010dov\u00e9 struktury a u hybridn\u00edch model\u016f, kter\u00e9 se tvarem a strukturou pom\u011brn\u011b v\u00fdrazn\u011b li\u0161\u00ed. Vrstvy vodiv\u00e9ho a odporov\u00e9ho materi\u00e1lu jsou naneseny na desti\u010dce z izolantu. Pozd\u011bji se materi\u00e1ly vyleptaj\u00ed a vytvo\u0159\u00ed vlastn\u00ed propojen\u00ed.    <\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-large\" src=\"https:\/\/botland.com.pl\/70646-thickbox_default\/wzmacniacz-audio-ab-lm386-5szt.jpg\" alt=\"integrovan\u00e9 obvody\" width=\"600\" height=\"600\"><\/p>\n\n\n\n<p>Nejb\u011b\u017en\u011bj\u0161\u00ed forma monolitick\u00fdch integrovan\u00fdch obvod\u016f je velmi slo\u017eit\u00e1 a p\u0159i jejich konstrukci prob\u00edh\u00e1 p\u0159ibli\u017en\u011b 350 procesn\u00edch operac\u00ed pro r\u016fzn\u00e9 \u00fa\u010dely. Zaj\u00edmav\u00e9 je, \u017ee modern\u00ed modely t\u011bchto obvod\u016f se vyzna\u010duj\u00ed extr\u00e9mn\u011b mal\u00fdmi d\u00e9lkami odporov\u00fdch kan\u00e1l\u016f o velikosti n\u011bkolika mikro- nebo nanometr\u016f.  <\/p>\n\n\n\n<h2>Co je stabiliz\u00e1tor nap\u011bt\u00ed?<\/h2>\n\n\n\n<p>Stabiliz\u00e1tor nap\u011bt\u00ed je elektronick\u00e9 za\u0159\u00edzen\u00ed, vlastn\u011b integrovan\u00fd obvod, kter\u00fd je ur\u010den k <strong>udr\u017eov\u00e1n\u00ed spr\u00e1vn\u00e9ho stejnosm\u011brn\u00e9ho nap\u011bt\u00ed<\/strong>. M\u011bl by pracovat nez\u00e1visle na zat\u00ed\u017een\u00ed syst\u00e9mu a kol\u00eds\u00e1n\u00ed nap\u011bt\u00ed, \u010d\u00edm\u017e chr\u00e1n\u00ed ve\u0161kerou navazuj\u00edc\u00ed elektroniku. Proces ochrany je zp\u016fsoben z\u00e1pornou zp\u011btnou vazbou. Stabiliz\u00e1tory jsou zakon\u010deny t\u0159emi nohami r\u016fzn\u00fdch velikost\u00ed a tvar\u016f a na vrcholu je monolitick\u00e9 pouzdro, do kter\u00e9ho byly vlo\u017eeny v\u0161echny sou\u010d\u00e1sti konkr\u00e9tn\u00edho stabiliz\u00e1toru. Obvykle se jedn\u00e1 o polovodi\u010dov\u00fd monokrystal ve form\u011b k\u0159em\u00edku, kter\u00fd se vyzna\u010duje vynikaj\u00edc\u00ed robustnost\u00ed a v\u00fdborn\u00fdmi praktick\u00fdmi vlastnostmi.    <\/p>\n\n\n\n<p>Stabiln\u00ed nap\u011bt\u00ed se vyzna\u010duje svou <strong>nem\u011bnnost\u00ed<\/strong> bez ohledu na p\u0159evl\u00e1daj\u00edc\u00ed teplotu nebo hodnotu odeb\u00edran\u00e9ho proudu. Je t\u0159eba v\u011bd\u011bt, \u017ee ka\u017ed\u00e9 elektrick\u00e9 za\u0159\u00edzen\u00ed dod\u00e1v\u00e1 nap\u011bt\u00ed sp\u00ed\u0161e nep\u0159edv\u00eddateln\u00fdm zp\u016fsobem a typick\u00e9 je jeho kol\u00eds\u00e1n\u00ed, tak\u017ee nap\u011bt\u00ed je ur\u010dov\u00e1no p\u0159edev\u0161\u00edm v ur\u010dit\u00fdch mez\u00edch a rozmez\u00edch. Obvody bohu\u017eel nejl\u00e9pe pracuj\u00ed se stabiln\u00edm nap\u00e1jen\u00edm, a proto je t\u0159eba pou\u017e\u00edvat specializovan\u00e9 stabiliz\u00e1tory nap\u011bt\u00ed, kter\u00e9 jim ho poskytuj\u00ed.  <\/p>\n\n\n\n<p>T\u0159i v\u00fdvody z ka\u017ed\u00e9ho stabiliz\u00e1toru slou\u017e\u00ed postupn\u011b jako <strong>vstup<\/strong>, <strong>zem<\/strong> a <strong>v\u00fdstup<\/strong> a jeho \u010dinnost lze kontrolovat pomoc\u00ed kondenz\u00e1tor\u016f a 9V baterie a multimetru, kter\u00fd v tomto p\u0159\u00edpad\u011b funguje jako voltmetr. Nap\u00e1jec\u00ed zdroj je p\u0159ipojen mezi vstupn\u00ed svorku a GND a nap\u00e1jen\u00fd obvod mezi GND a v\u00fdstupn\u00ed svorku. Hodnoty nap\u011bt\u00ed nam\u011b\u0159en\u00e9 po zv\u00fd\u0161en\u00ed proudu odeb\u00edran\u00e9ho z obvodu (nap\u0159. pro nap\u00e1jen\u00ed diod pomoc\u00ed rezistor\u016f, tj. asi 20 mA) by m\u011bly b\u00fdt p\u0159ed i po jejich p\u0159ipojen\u00ed shodn\u00e9. Stabiliz\u00e1tor nap\u011bt\u00ed by m\u011bl &#8220;za chodu&#8221; kompenzovat p\u0159\u00edpadn\u00e9 nep\u0159esnosti a v\u00fdkyvy a z\u00e1rove\u0148 chr\u00e1nit cennou elektrotechniku p\u0159ed po\u0161kozen\u00edm a ru\u0161en\u00edm. Projekty zalo\u017een\u00e9 na Arduinu obvykle pou\u017e\u00edvaj\u00ed nap\u011bt\u00ed rovn\u00e9 5 V.    <\/p>\n\n\n\n<h2>Co je to zp\u011btn\u00e1 vazba?<\/h2>\n\n\n\n<p>Ka\u017ed\u00fd stabiliz\u00e1tor nap\u011bt\u00ed reaguje na zm\u011bnu stejnosm\u011brn\u00e9ho nap\u011bt\u00ed <strong>zp\u011btnou vazbou<\/strong>, kter\u00e1 slou\u017e\u00ed jako <strong>prost\u0159edek ke sn\u00ed\u017een\u00ed kol\u00eds\u00e1n\u00ed a jeho normalizaci<\/strong>. Jedn\u00e1 se o proces, kter\u00fd zahrnuje nep\u0159etr\u017eitou interakci v\u00fdstupn\u00edch sign\u00e1l\u016f se vstupn\u00edmi sign\u00e1ly, co\u017e lze mimo jin\u00e9 p\u0159irovnat ke sluch\u00e1tk\u016fm s aktivn\u00edm tlumen\u00edm zvuku. Jak v p\u0159\u00edpad\u011b stabiliz\u00e1toru nap\u011bt\u00ed, tak v p\u0159\u00edpad\u011b v\u00fd\u0161e zm\u00edn\u011bn\u00fdch sluch\u00e1tek se sn\u00ed\u017een\u00ed nep\u0159\u00edjemnost\u00ed prov\u00e1d\u00ed jejich neutralizac\u00ed opa\u010dnou silou. V p\u0159\u00edpad\u011b sluch\u00e1tek se jedn\u00e1 o zvuky o frekvenci a intenzit\u011b, kter\u00e9 sni\u017euj\u00ed nepohodl\u00ed v d\u016fsledku pobytu v hlu\u010dn\u00e9m prost\u0159ed\u00ed. Naproti tomu stabiliz\u00e1tor nap\u011bt\u00ed neust\u00e1le sleduje a vyrovn\u00e1v\u00e1 v\u00fdstupn\u00ed nap\u011bt\u00ed s referen\u010dn\u00edm nap\u011bt\u00edm, aby generoval \u0159\u00eddic\u00ed sign\u00e1l, kter\u00fd vyrovn\u00e1v\u00e1 v\u00fdkyvy v\u00fdstupn\u00edho nap\u011bt\u00ed p\u0159i kol\u00eds\u00e1n\u00ed nap\u00e1jec\u00edho nap\u011bt\u00ed.    <\/p>\n\n\n\n<h2>Z\u00e1kladn\u00ed parametry stabiliz\u00e1tor\u016f nap\u011bt\u00ed <\/h2>\n\n\n\n<p>Jedn\u00edm z hlavn\u00edch parametr\u016f stabiliz\u00e1tor\u016f nap\u011bt\u00ed je <strong>garantovan\u00e9 stabiliza\u010dn\u00ed<\/strong> nap\u011bt\u00ed. Jedn\u00e1 se o vstupn\u00ed nap\u011bt\u00ed, v jeho\u017e rozsahu poskytuje dan\u00e9 za\u0159\u00edzen\u00ed garantovanou \u00farove\u0148 nap\u011bt\u00ed na v\u00fdstupu. Nem\u00e9n\u011b d\u016fle\u017eit\u00fdm parametrem je <strong>provozn\u00ed nap\u011bt\u00ed stabiliz\u00e1toru<\/strong>. Definuje rozsah vstupn\u00edho nap\u011bt\u00ed, b\u011bhem kter\u00e9ho doch\u00e1z\u00ed ke stabilizaci. Samotn\u00fd rozsah v\u00fdstupn\u00edho nap\u011bt\u00ed v\u0161ak m\u016f\u017ee b\u00fdt zcela mimo rozsah garantovan\u00e9ho nap\u011bt\u00ed, co\u017e je t\u0159eba m\u00edt na pam\u011bti. Dal\u0161\u00edmi z\u00e1kladn\u00edmi parametry stabiliz\u00e1tor\u016f nap\u011bt\u00ed jsou <strong>garantovan\u00e9 v\u00fdstupn\u00ed nap\u011bt\u00ed<\/strong> a tak\u00e9 <strong>rychlost stabilizace<\/strong>, kter\u00e1 ur\u010duje, za jak dlouho se stabiliz\u00e1tor po poklesu nap\u011bt\u00ed vr\u00e1t\u00ed na v\u00fdstupn\u00ed nap\u011bt\u00ed.     <\/p>\n\n\n\n<h2>Typy stabiliz\u00e1tor\u016f nap\u011bt\u00ed<\/h2>\n\n\n\n<p>Na trhu existuj\u00ed t\u0159i typy stabiliz\u00e1tor\u016f nap\u011bt\u00ed, a to <a href=\"https:\/\/botland.cz\/88-linearni-stabilizatory\" data-wpel-link=\"internal\"><strong>line\u00e1rn\u00ed stabiliz\u00e1tor<\/strong><\/a>, <strong>pulzn\u00ed stabiliz\u00e1tor<\/strong> a tak\u00e9 <strong>stabiliz\u00e1tor LDO<\/strong>. V\u0161echny t\u0159i se od sebe zna\u010dn\u011b li\u0161\u00ed p\u0159edev\u0161\u00edm funk\u010dnost\u00ed a v\u00fdkonem a dob\u0159e funguj\u00ed ve zcela odli\u0161n\u00fdch elektrick\u00fdch syst\u00e9mech. Nej\u010dast\u011bji se pou\u017e\u00edvaj\u00ed line\u00e1rn\u00ed stabiliz\u00e1tory, kter\u00e9 pat\u0159\u00ed mezi nejb\u011b\u017en\u011bj\u0161\u00ed v\u00fdrobky, ale n\u011bkdy je pot\u0159eba i pulzn\u00ed model nebo model s n\u00edzk\u00fdm \u00fabytkem.  <\/p>\n\n\n\n<h2>Pulzn\u00ed stabiliz\u00e1tory<\/h2>\n\n\n\n<p><strong>Pulzn\u00ed stabiliz\u00e1tory<\/strong>, jinak zn\u00e1m\u00e9 jako <strong>m\u011bni\u010de<\/strong>, umo\u017e\u0148uj\u00ed vyr\u00e1b\u011bt vy\u0161\u0161\u00ed stabiln\u00ed v\u00fdstupn\u00ed nap\u011bt\u00ed, ne\u017e je nap\u011bt\u00ed dod\u00e1van\u00e9 zdrojem. Takov\u00fd provoz je zalo\u017een na jevu vlastn\u00ed indukce (samoindukce). Jedn\u00e1 se o typ elektromagnetick\u00e9ho jevu, kter\u00fd nast\u00e1v\u00e1, kdy\u017e se elektromotorick\u00e1 s\u00edla vytv\u00e1\u0159\u00ed ve stejn\u00e9m obvodu jako proud, kter\u00fd prot\u00e9k\u00e1 syst\u00e9mem a zp\u016fsobuje indukci. Vznik\u00e1 tak elektromotorick\u00e1 s\u00edla, kter\u00e1 p\u016fsob\u00ed proti zm\u011bn\u00e1m intenzity elektrick\u00e9ho proudu. V\u00fdsledkem je prvek, kter\u00fd zvy\u0161uje nebo sni\u017euje nap\u011bt\u00ed &#8211; podle pot\u0159eby.    <\/p>\n\n\n\n<p>M\u011bni\u010de se vyzna\u010duj\u00ed nep\u0159etr\u017eit\u00fdm provozem a jejich v\u00fdhodou je rychl\u00e1 odezva a n\u00edzk\u00e1 hlu\u010dnost b\u011bhem provozu. Stejn\u011b jako v\u0161e, maj\u00ed v\u0161ak i pulzn\u00ed stabiliz\u00e1tory sv\u00e9 slabiny, mezi kter\u00e9 pat\u0159\u00ed n\u00edzk\u00e1 \u00fa\u010dinnost v d\u016fsledku neust\u00e1l\u00fdch ztr\u00e1t v\u00fdkonu na v\u00fdkonov\u00e9m tranzistoru. <\/p>\n\n\n\n<h2>Line\u00e1rn\u00ed stabiliz\u00e1tory<\/h2>\n\n\n\n<p>Line\u00e1rn\u00ed stabiliz\u00e1tory jsou zodpov\u011bdn\u00e9 za <strong>dod\u00e1v\u00e1n\u00ed stabilizovan\u00e9ho nap\u011bt\u00ed do z\u00e1t\u011b\u017ee ze zdroje<\/strong>. Jejich charakteristikou je jist\u011b <strong>spolehlivost<\/strong>, <strong>trvanlivost<\/strong> a <strong>n\u00edzk\u00e9 n\u00e1klady<\/strong>. Tato za\u0159\u00edzen\u00ed v\u0161ak maj\u00ed i sv\u00e9 nev\u00fdhody. Za zm\u00ednku mezi nimi stoj\u00ed generovan\u00e9 teplo, kter\u00e9 je \u00fam\u011brn\u00e9 rozd\u00edlu nap\u011bt\u00ed mezi vstupem a v\u00fdstupem. To v\u0161ak nen\u00ed ne\u0159e\u0161iteln\u00fd probl\u00e9m, nebo\u0165 sta\u010d\u00ed pou\u017e\u00edt vhodn\u00fd chladi\u010d, kter\u00fd je prvkem zodpov\u011bdn\u00fdm za odvod tepla z obvod\u016f.    <\/p>\n\n\n\n<p><strong>Line\u00e1rn\u00ed stabiliz\u00e1tory lze rozd\u011blit do \u010dty\u0159 skupin:<\/strong><\/p>\n\n\n\n<ul>\n<li>stabiliz\u00e1tory kladn\u00e9ho nap\u011bt\u00ed s pevn\u00fdm nap\u011bt\u00edm, <\/li>\n<li>z\u00e1porn\u00e9 stabiliz\u00e1tory nap\u011bt\u00ed s pevn\u00fdm nap\u011bt\u00edm, <\/li>\n<li>kladn\u00e9 stabiliz\u00e1tory nap\u011bt\u00ed s u\u017eivatelsky nastaviteln\u00fdm nap\u011bt\u00edm,<\/li>\n<li>u\u017eivatelem definovan\u00e9 z\u00e1porn\u00e9 stabiliz\u00e1tory nap\u011bt\u00ed.<\/li>\n<\/ul>\n\n\n\n<p>Kdysi byly line\u00e1rn\u00ed stabiliz\u00e1tory zalo\u017eeny pouze na diskr\u00e9tn\u00edch prvc\u00edch v podob\u011b elektronky, Zenerovy diody nebo tranzistoru. Postupem \u010dasu v\u0161ak tato za\u0159\u00edzen\u00ed nahradily stabiliz\u00e1tory s integrovan\u00fdmi obvody. Nov\u00e9 verze maj\u00ed mnohem lep\u0161\u00ed v\u00fdkon a v\u011bt\u0161ina model\u016f m\u00e1 vestav\u011bn\u00e9 obvody pro omezen\u00ed v\u00fdstupn\u00edho proudu p\u0159i p\u0159et\u00ed\u017een\u00ed a tak\u00e9 p\u0159i nadm\u011brn\u00e9m zv\u00fd\u0161en\u00ed teploty k\u0159em\u00edkov\u00e9 struktury.  <\/p>\n\n\n\n<h2>Stabiliz\u00e1tory LDO &#8211; Low Drop Out<\/h2>\n\n\n\n<p><strong>Stabiliz\u00e1tory LDO<\/strong> &#8211;<strong> Low Drop Out<\/strong> jsou typem line\u00e1rn\u00edho stabiliz\u00e1toru. Tato za\u0159\u00edzen\u00ed ke spr\u00e1vn\u00e9 funkci vy\u017eaduj\u00ed mal\u00fd rozd\u00edl mezi vstupn\u00edm a v\u00fdstupn\u00edm nap\u011bt\u00edm. Proto jsou nevhodn\u00e9 do n\u00e1ro\u010dn\u00fdch podm\u00ednek, kde je b\u011b\u017en\u00e9 vysok\u00e9 vstupn\u00ed nap\u011bt\u00ed. D\u016fle\u017eit\u00e9 je, \u017ee stabiliz\u00e1tory LDO jsou ur\u010deny pro trval\u00fd provoz a jejich hlavn\u00edmi sou\u010d\u00e1stmi jsou zdroj referen\u010dn\u00edho nap\u011bt\u00ed, chybov\u00fd zesilova\u010d a s\u00e9riov\u00fd prvek (bipol\u00e1rn\u00ed tranzistor Q1 nebo MOSFET).    <\/p>\n\n\n\n<h2>Rozd\u00edly mezi stabiliz\u00e1tory nap\u011bt\u00ed<\/h2>\n\n\n\n<p>Stabiliz\u00e1tory nap\u011bt\u00ed se vzhledem ke sv\u00e9 konstrukci a \u00fa\u010delu vyzna\u010duj\u00ed r\u016fzn\u00fdmi funkcemi, kter\u00e9 stoj\u00ed za to poznat zbl\u00edzka. Nejd\u016fle\u017eit\u011bj\u0161\u00edm parametrem je jist\u011b <strong>\u00fa\u010dinnost<\/strong>, kter\u00e1 se u line\u00e1rn\u00edho modelu pohybuje v rozmez\u00ed 25 a\u017e 60 %, zat\u00edmco u impulsn\u00edho modelu je to 75 a\u017e 95 %. <strong>Plocha chladi\u010d\u016f<\/strong>, kter\u00e9 sni\u017euj\u00ed teplotu impulsn\u00edho stabiliz\u00e1toru, je pouze 10 &#8211; 20 % plochy chladi\u010d\u016f u line\u00e1rn\u00edho modelu. Pro robotiku je tak\u00e9 d\u016fle\u017eit\u00fd <strong>pom\u011br v\u00fdkonu k hmotnosti,<\/strong> kter\u00fd v p\u0159\u00edpad\u011b line\u00e1rn\u00edho stabiliz\u00e1toru \u010din\u00ed 20 W\/kg. To je nesrovnateln\u011b m\u00e9n\u011b ne\u017e 110 W\/kg u velmi robustn\u00edho pulzn\u00edho stabiliz\u00e1toru.   <\/p>\n\n\n\n<p>Parametr <strong>kvality stabilizace<\/strong> u pulzn\u00edho modelu je dobr\u00fd\/vynikaj\u00edc\u00ed, zat\u00edmco u line\u00e1rn\u00edho stabiliz\u00e1toru je velmi dobr\u00fd. To m\u00e1 velk\u00fd v\u00fdznam pro konstrukce, kde je d\u016fle\u017eit\u00e1 velk\u00e1 p\u0159esnost a nemo\u017enost kol\u00eds\u00e1n\u00ed nap\u011bt\u00ed. Velk\u00fd v\u00fdznam m\u00e1 tak\u00e9 <strong>doba odezvy stabiliz\u00e1toru<\/strong> na nepl\u00e1novan\u00e9 zm\u011bny nap\u011bt\u00ed, kter\u00e1 je u line\u00e1rn\u00edho modelu 5 a\u017e 50 mikrosekund a u impulsn\u00ed varianty 100 a\u017e 1 000 mikrosekund, co\u017e znamen\u00e1, \u017ee na zm\u011bny nap\u011bt\u00ed reaguje mnohem pozd\u011bji. Velk\u00e9 rozd\u00edly jsou zp\u016fsobeny tak\u00e9 <strong>potla\u010den\u00edm \u0161umu a zvln\u011bn\u00ed<\/strong>. Line\u00e1rn\u00ed stabiliz\u00e1tor pln\u00ed tuto \u00falohu velmi dob\u0159e, dosahuje hodnot kolem 0,2 a\u017e 2 mV, zat\u00edmco impulsn\u00ed model si vede mnohem h\u016f\u0159e. V jeho p\u0159\u00edpad\u011b je potla\u010den\u00ed \u0161umu a zvln\u011bn\u00ed velmi \u0161patn\u00e9 a dosahuje p\u0159ibli\u017en\u011b 10 &#8211; 60 mV.     <\/p>\n\n\n\n<p>Mnoho lid\u00ed p\u0159i n\u00e1vrhu obvodu zohled\u0148uje tak\u00e9 <strong>schopnost udr\u017eet nap\u011bt\u00ed p\u0159i poklesu nap\u011bt\u00ed<\/strong>. Vstupn\u00ed nap\u011bt\u00ed m\u016f\u017ee v p\u0159\u00edpad\u011b line\u00e1rn\u00edho stabiliz\u00e1toru klesat po dobu 1 a\u017e 10 milisekund, co\u017e je mnohem m\u00e9n\u011b ne\u017e 20 a\u017e 50 milisekund u pulzn\u00edho modelu. Velmi d\u016fle\u017eitou vlastnost\u00ed stabiliz\u00e1tor\u016f nap\u011bt\u00ed je tak\u00e9 <strong>schopnost potla\u010dovat r\u00e1diov\u00e9 ru\u0161en\u00ed<\/strong>. Line\u00e1rn\u00ed stabiliz\u00e1tor pln\u00ed tuto \u00falohu s\u00e1m pomoc\u00ed kondenz\u00e1tor\u016f pro potla\u010den\u00ed ru\u0161en\u00ed, zat\u00edmco u pulzn\u00ed varianty jsme nuceni pou\u017e\u00edt konstruk\u010dn\u00ed dopl\u0148ky a opat\u0159en\u00ed v podob\u011b st\u00edn\u011bn\u00ed a filtr\u016f.   <\/p>\n\n\n\n<h2>Pou\u017eit\u00ed stabiliz\u00e1toru nap\u011bt\u00ed v robotice<\/h2>\n\n\n\n<p>U robotick\u00fdch aplikac\u00ed, kter\u00e9 pou\u017e\u00edvaj\u00ed elektromotory, m\u016f\u017ee doch\u00e1zet k n\u00e1hl\u00e9mu a vysok\u00e9mu zat\u00ed\u017een\u00ed nap\u00e1jen\u00ed. Takov\u00e9 probl\u00e9my jsou \u010dasto zdrojem poruch, kter\u00fdm lze p\u0159edej\u00edt pou\u017eit\u00edm kvalitn\u00edch stabiliz\u00e1tor\u016f nap\u011bt\u00ed. V\u011bt\u0161inou se v\u0161ak pou\u017e\u00edvaj\u00ed baterie, kter\u00e9 maj\u00ed n\u00edzk\u00fd vnit\u0159n\u00ed odpor, ale i tento typ nap\u00e1jen\u00ed m\u00e1 sv\u00e9 nev\u00fdhody. Nejd\u016fle\u017eit\u011bj\u0161\u00ed z nich je probl\u00e9m s udr\u017een\u00edm \u00farovn\u011b v\u00fdkonu p\u0159i zat\u00ed\u017een\u00ed, tak\u017ee \u010dasto doch\u00e1z\u00ed k selh\u00e1n\u00ed bateri\u00ed, kter\u00e9 je p\u0159\u00edmo ovlivn\u011bno proudov\u00fdmi impulsy. P\u0159i nep\u0159edv\u00eddan\u00fdch situac\u00edch by bylo v\u00fdborn\u00fdm \u0159e\u0161en\u00edm pou\u017eit\u00ed stabiliz\u00e1tor\u016f nap\u011bt\u00ed, kter\u00e9 tento typ probl\u00e9mu ide\u00e1ln\u011b \u0159e\u0161\u00ed.    <\/p>\n\n\n\n<h2>Pou\u017eit\u00ed stabiliz\u00e1tor\u016f s\u00ed\u0165ov\u00e9ho nap\u011bt\u00ed<\/h2>\n\n\n\n<p>Stabiliz\u00e1tory nap\u011bt\u00ed maj\u00ed obecn\u011b <strong>\u0161irokou \u0161k\u00e1lu pou\u017eit\u00ed,<\/strong> a proto je lze naj\u00edt v mnoha pr\u016fmyslov\u00fdch odv\u011btv\u00edch. Krom\u011b toho se v\u0161ak \u010dasto pou\u017e\u00edvaj\u00ed tak\u00e9 v dom\u00e1c\u00edch instalac\u00edch, kde jsou v\u00fdkyvy nap\u011bt\u00ed mo\u017enou p\u0159\u00ed\u010dinou poruch r\u016fzn\u00fdch typ\u016f za\u0159\u00edzen\u00ed. Co obvykle signalizuje p\u0159etrv\u00e1vaj\u00edc\u00ed probl\u00e9m s elektronikou? Nej\u010dast\u011bj\u0161\u00edm p\u0159\u00edznakem poruchy je, \u017ee se spot\u0159ebi\u010de zav\u011bs\u00ed nebo samovoln\u011b vypnou. Krom\u011b toho se poruchy mohou projevovat kol\u00eds\u00e1n\u00edm intenzity sv\u011btla \u017e\u00e1rovek, jejich blik\u00e1n\u00edm nebo mnohem rychlej\u0161\u00edm opot\u0159eben\u00edm nap\u00e1jec\u00edch zdroj\u016f.    <\/p>\n\n\n\n<p>V p\u0159\u00edpad\u011b stabiliz\u00e1tor\u016f s\u00ed\u0165ov\u00e9ho nap\u011bt\u00ed lze jejich pou\u017eit\u00ed nal\u00e9zt ve v\u00fdrobn\u00edch podnic\u00edch, kde se pou\u017e\u00edvaj\u00ed motorov\u00e9 stroje. D\u00e1le se tato za\u0159\u00edzen\u00ed \u010dasto pou\u017e\u00edvaj\u00ed v p\u0159\u00edpadech, kdy se dan\u00fd podnik nach\u00e1z\u00ed v t\u011bsn\u00e9 bl\u00edzkosti podnik\u016f s vysok\u00fdmi n\u00e1b\u011bhov\u00fdmi proudy. Krom\u011b toho se stabiliz\u00e1tory s\u00ed\u0165ov\u00e9ho nap\u011bt\u00ed instaluj\u00ed v domech vzd\u00e1len\u00fdch od trafostanice a tak\u00e9 ve stroj\u00edch vyv\u00e1\u017een\u00fdch do zem\u00ed s nekvalitn\u00ed elektrickou s\u00edt\u00ed.  <\/p>\n\n\n\n<h2>Nastaviteln\u00fd a nenastaviteln\u00fd stabiliz\u00e1tor<\/h2>\n\n\n\n<p>Existuj\u00ed dv\u011b varianty stabiliz\u00e1tor\u016f: <a href=\"https:\/\/botland.cz\/222-nastavitelne-stabilizatory\" data-wpel-link=\"internal\"><strong>nastaviteln\u00fd<\/strong> <\/a>a <strong>nenastaviteln\u00e9<\/strong>. Nastaviteln\u00fd model je snadno nastaviteln\u00fd, co\u017e je d\u016fle\u017eit\u00e9 pro ty, kte\u0159\u00ed hledaj\u00ed velmi specifick\u00e9 \u0159e\u0161en\u00ed s vysokou m\u00edrou variability. K tomuto \u00fa\u010delu slou\u017e\u00ed <strong>p\u0159\u00eddavn\u00e9 potenciometry<\/strong>. Potenciometr je jedna elektronick\u00e1 sou\u010d\u00e1stka, jinak zn\u00e1m\u00e1 jako prom\u011bnn\u00fd odpor, a jeho funkc\u00ed je regulovat potenci\u00e1l. Jin\u00fdmi slovy, potenciometr funguje jako d\u011bli\u010d nap\u011bt\u00ed v tom smyslu, \u017ee dokonale optimalizuje elektrick\u00e9 nap\u011bt\u00ed. Jeho konstrukce nen\u00ed slo\u017eit\u00e1, proto\u017ee tento prvek je vybaven t\u0159emi svorkami, tzv. v\u00fdvody. Krom\u011b toho je ka\u017ed\u00fd potenciometr vybaven skluzem a odporovou dr\u00e1hou. Nejobl\u00edben\u011bj\u0161\u00edm nastaviteln\u00fdm stabiliz\u00e1torem je model LM317.        <\/p>\n\n\n\n<p>Naproti tomu neregulovan\u00fd stabiliz\u00e1tor se vyzna\u010duje <strong>pevn\u00fdm a st\u00e1l\u00fdm v\u00fdstupn\u00edm nap\u011bt\u00edm<\/strong>, kter\u00e9 bylo striktn\u011b definov\u00e1no v\u00fdrobcem dan\u00e9ho obvodu.<\/p>\n\n\n\n<h2>Nejobl\u00edben\u011bj\u0161\u00ed regul\u00e1tory nap\u011bt\u00ed &#8211; LM317 a LM7805<\/h2>\n\n\n\n<p>Regul\u00e1tor nap\u011bt\u00ed LM317 je regulovan\u00e9 za\u0159\u00edzen\u00ed. Byl navr\u017een a zkonstruov\u00e1n Robertem C. Dobkin a Robert J. Widlar v roce 1970, kdy oba pracovali ve spole\u010dnosti National Semiconductor. Rozsah regulace v\u00fdstupn\u00edho nap\u011bt\u00ed tohoto stabiliz\u00e1toru je 1,25 V &#8211; 37 V, p\u0159i\u010dem\u017e \u00fabytek nap\u011bt\u00ed na stabiliz\u00e1toru je v rozmez\u00ed 3 V &#8211; 40 V. Ze specifikac\u00ed LM317 stoj\u00ed za zm\u00ednku tak\u00e9 p\u0159\u00edpustn\u00e1 teplota okol\u00ed, p\u0159i kter\u00e9 m\u016f\u017ee za\u0159\u00edzen\u00ed spr\u00e1vn\u011b pracovat p\u0159i pln\u011bn\u00ed sv\u00fdch \u00fakol\u016f. Ta se pohybuje v rozmez\u00ed od 0 do 125 stup\u0148\u016f Celsia. Pokud jde o p\u0159\u00edpustn\u00fd v\u00fdstupn\u00ed proud, podle pou\u017eit\u00ed chladi\u010de doporu\u010den\u00e9ho v\u00fdrobcem by m\u011bl b\u00fdt men\u0161\u00ed ne\u017e 1,5 A.     <\/p>\n\n\n\n<p>LM7805 je neregulovan\u00fd stabiliz\u00e1tor, kter\u00fd se na trhu vyskytuje v n\u011bkolika variant\u00e1ch li\u0161\u00edc\u00edch se v n\u011bkolika detailech, kter\u00e9 ur\u010duj\u00ed jejich pou\u017eitelnost v dan\u00e9 aplikaci. Nap\u011bt\u00ed v\u0161ech model\u016f LM7805 je 5 V na vstupu s p\u0159esnost\u00ed 2 %, zat\u00edmco maxim\u00e1ln\u00ed v\u00fdstupn\u00ed proud m\u016f\u017ee b\u00fdt 1 A nebo 1,5 A. Modely se mohou li\u0161it tak\u00e9 pouzdrem (TO263 a TO220). Stabiliz\u00e1tory LM7805 jsou sou\u010d\u00e1st\u00ed \u0159ady 78xx. Posledn\u00ed dv\u011b \u010d\u00edsla (nap\u0159. 05) ozna\u010duj\u00ed v\u00fdstupn\u00ed nap\u011bt\u00ed, kter\u00e9 se m\u016f\u017ee pohybovat od 5 V u varianty 7805 a\u017e po 24 V u stabiliz\u00e1toru LM7824.   <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2580052 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2580052\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-638e9a2\" data-id=\"638e9a2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-333335b elementor-widget elementor-widget-text-editor\" data-id=\"333335b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div id=\"k-faq-accord\">\n<h2>Stabiliz\u00e1tor nap\u011bt\u00ed &#8211; FAQ<\/h2>\n\n<div class=\"tabs\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/FAQPage\">\n<div class=\"tab\" itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\"><input id=\"chck1\" type=\"checkbox\">\n<h3><label class=\"tab-label\" itemprop=\"name\" for=\"chck1\">Co je stabiliz\u00e1tor nap\u011bt\u00ed?<label><\/h3>\n<div class=\"tab-content\" itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\">\n\n<div itemprop=\"text\">Stabiliz\u00e1tor nap\u011bt\u00ed je elektronick\u00e9 za\u0159\u00edzen\u00ed, p\u0159esn\u011bji integrovan\u00fd obvod, jeho\u017e hlavn\u00edm \u00fakolem je udr\u017eovat spr\u00e1vnou \u00farove\u0148 stejnosm\u011brn\u00e9ho nap\u011bt\u00ed. Jeho \u010dinnost je nez\u00e1visl\u00e1 nejen na proudov\u00e9m zat\u00ed\u017een\u00ed obvodu, ale tak\u00e9 na teplot\u011b a kol\u00eds\u00e1n\u00ed nap\u011bt\u00ed. \n<\/div>\n\n<\/div>\n<\/div>\n\n<div class=\"tab\" itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\"><input id=\"chck2\" type=\"checkbox\">\n<h3><label class=\"tab-label\" itemprop=\"name\" for=\"chck2\">Kdy pou\u017e\u00edt stabiliz\u00e1tor nap\u011bt\u00ed?<\/label><\/h3>\n<div class=\"tab-content\" itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\">\n\n<div itemprop=\"text\">Stabiliz\u00e1tory (nap\u0159. <a href=\"https:\/\/botland.cz\/88-linearni-stabilizatory\" data-wpel-link=\"internal\">line\u00e1rn\u00ed stabiliz\u00e1tory<\/a>) nap\u011bt\u00ed by se m\u011bly pou\u017e\u00edvat v syst\u00e9mech, kde hroz\u00ed n\u00e1hl\u00e9 a nep\u0159edv\u00eddan\u00e9 zat\u00ed\u017een\u00ed nap\u00e1jec\u00edho syst\u00e9mu. Absence vhodn\u00e9ho stabiliz\u00e1toru nap\u011bt\u00ed je \u010dastou p\u0159\u00ed\u010dinou poruch.  \n<\/div>\n\n<\/div>\n<\/div>\n\n<div class=\"tab\" itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\"><input id=\"chck3\" type=\"checkbox\">\n<h3><label class=\"tab-label\" itemprop=\"name\" for=\"chck3\">Jak\u00fd stabiliz\u00e1tor nap\u011bt\u00ed pro v\u00e1\u0161 po\u010d\u00edta\u010d?<\/label><\/h3>\n<div class=\"tab-content\" itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\">\n\n<div itemprop=\"text\">V\u00fdkon stabiliz\u00e1toru nap\u011bt\u00ed p\u0159ipojen\u00e9ho k po\u010d\u00edta\u010di z\u00e1vis\u00ed na maxim\u00e1ln\u00edm v\u00fdkonu stoln\u00edho po\u010d\u00edta\u010de a ve\u0161ker\u00e9ho k n\u011bmu p\u0159ipojen\u00e9ho p\u0159\u00edslu\u0161enstv\u00ed. P\u0159edpokl\u00e1d\u00e1me-li celkov\u00fd v\u00fdkon 600 W, nem\u011bl by b\u00fdt v\u00fdkon stabiliz\u00e1toru nap\u011bt\u00ed ni\u017e\u0161\u00ed ne\u017e 720 W (nejl\u00e9pe vy\u0161\u0161\u00ed). V\u00fdkonov\u00e1 rezerva je nutn\u00e1 pro spr\u00e1vnou funkci cel\u00e9ho obvodu v situac\u00edch n\u00e1hl\u00e9ho zv\u00fd\u0161en\u00ed po\u017eadavku na v\u00fdkon.   \n<\/div>\n\n<\/div>\n<\/div>\n\n<div class=\"tab\" itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\"><input id=\"chck4\" type=\"checkbox\">\n<h3><label class=\"tab-label\" itemprop=\"name\" for=\"chck4\">Co jsou stabiliz\u00e1tory?<\/label><\/h3>\n<div class=\"tab-content\" itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\">\n\n<div itemprop=\"text\">Stabiliz\u00e1tory nap\u011bt\u00ed jsou elektronick\u00e1 za\u0159\u00edzen\u00ed (integrovan\u00e9 obvody) ur\u010den\u00e1 k udr\u017eov\u00e1n\u00ed spr\u00e1vn\u00e9 (pro dan\u00fd obvod vhodn\u00e9) \u00farovn\u011b nap\u011bt\u00ed. Je to nezbytn\u00e9 pro bezpe\u010dn\u00fd provoz obvodu. \u010cinnost (pr\u00e1ce) stabiliz\u00e1toru je nez\u00e1visl\u00e1 na proudu prot\u00e9kaj\u00edc\u00edm obvodem, kol\u00eds\u00e1n\u00ed teploty a nap\u011bt\u00ed. Pro zv\u00eddav\u011bj\u0161\u00ed jsme p\u0159ipravili <a href=\"https:\/\/botland.cz\/blog\/?p=94554\" data-wpel-link=\"internal\">\u010dl\u00e1nek<\/a> o stabiliz\u00e1torech nap\u011bt\u00ed.   \n\n<\/div>\n\n<\/div>\n<\/div>\n\n\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Co je stabiliz\u00e1tor nap\u011bt\u00ed, k \u010demu se pou\u017e\u00edv\u00e1 a jak funguje? Zveme v\u00e1s k dal\u0161\u00edmu \u010dten\u00ed. <\/p>\n","protected":false},"author":6,"featured_media":59616,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[549],"tags":[],"class_list":["post-94554","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kompendium-cs"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Jak funguje stabiliz\u00e1tor nap\u011bt\u00ed? Co to je a jak se kontroluje?<\/title>\n<meta name=\"description\" content=\"Zjist\u011bte, jak p\u0159esn\u011b funguje stabiliz\u00e1tor nap\u011bt\u00ed. 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Hrstka teoretick\u00fdch znalost\u00ed, vysv\u011btlen\u00ed principu fungov\u00e1n\u00ed a tak\u00e9 pot\u0159ebn\u00e1 sch\u00e9mata.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/botland.cz\/blog\/stabilizator-napeti-jak-funguje\/\" \/>\n<meta property=\"og:site_name\" content=\"Botland\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/facebook.com\/Botland\/\" \/>\n<meta property=\"article:published_time\" content=\"2019-12-30T12:36:11+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-11-05T14:07:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/botland.cz\/blog\/wp-content\/uploads\/2023\/05\/new2023-stabilizator-100.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1510\" \/>\n\t<meta property=\"og:image:height\" content=\"755\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Maciej Chmiel\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Napsal(a)\" \/>\n\t<meta name=\"twitter:data1\" content=\"Maciej Chmiel\" \/>\n\t<meta name=\"twitter:label2\" content=\"Odhadovan\u00e1 doba \u010dten\u00ed\" \/>\n\t<meta name=\"twitter:data2\" content=\"13 minut\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/botland.cz\\\/blog\\\/stabilizator-napeti-jak-funguje\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/botland.cz\\\/blog\\\/stabilizator-napeti-jak-funguje\\\/\"},\"author\":{\"name\":\"Maciej Chmiel\",\"@id\":\"https:\\\/\\\/botland.com.pl\\\/blog\\\/#\\\/schema\\\/person\\\/7dc2a9884b42767fa40ffc62d97e81a4\"},\"headline\":\"Stabiliz\u00e1tor nap\u011bt\u00ed &#8211; Jak funguje?\",\"datePublished\":\"2019-12-30T12:36:11+00:00\",\"dateModified\":\"2024-11-05T14:07:25+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/botland.cz\\\/blog\\\/stabilizator-napeti-jak-funguje\\\/\"},\"wordCount\":2961,\"publisher\":{\"@id\":\"https:\\\/\\\/botland.com.pl\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/botland.cz\\\/blog\\\/stabilizator-napeti-jak-funguje\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/botland.cz\\\/blog\\\/wp-content\\\/uploads\\\/2023\\\/05\\\/new2023-stabilizator-100.jpg\",\"articleSection\":[\"Kompendium\"],\"inLanguage\":\"cs\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/botland.cz\\\/blog\\\/stabilizator-napeti-jak-funguje\\\/\",\"url\":\"https:\\\/\\\/botland.cz\\\/blog\\\/stabilizator-napeti-jak-funguje\\\/\",\"name\":\"Jak funguje stabiliz\u00e1tor nap\u011bt\u00ed? 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