{"id":1646,"date":"2024-12-27T02:40:11","date_gmt":"2024-12-27T02:40:11","guid":{"rendered":"https:\/\/rf-capacitor.com\/?post_type=product&#038;p=1646"},"modified":"2024-12-27T02:40:11","modified_gmt":"2024-12-27T02:40:11","slug":"dc-coupling-capacitor","status":"publish","type":"product","link":"https:\/\/rf-capacitor.com\/ro\/dc-coupling-capacitor\/","title":{"rendered":"Condensator de cuplare DC"},"content":{"rendered":"<h3 data-sourcepos=\"1:1-1:25\"><strong>Condensator de cuplare DC<\/strong><\/h3>\n<p data-sourcepos=\"3:1-3:215\"><span class=\"citation-0 recitation\">Un condensator de cuplaj CC, cunoscut \u0219i sub denumirea de <\/span><strong><span class=\"citation-0 recitation\">condensator de cuplaj<\/span><\/strong><span class=\"citation-0 recitation\"> sau <\/span><strong><span class=\"citation-0 recitation\">Condensator de blocare DC<\/span><\/strong><span class=\"citation-0 recitation citation-end-0\">, este o component\u0103 esen\u021bial\u0103 \u00een circuitele electronice, \u00een special \u00een etajele amplificatoarelor.<\/span> Func\u021bia sa principal\u0103 este de a:<span class=\"button-container hide-from-message-actions ng-star-inserted\"> \u00a0<\/span><\/p>\n<ul data-sourcepos=\"5:1-7:0\">\n<li data-sourcepos=\"5:1-5:218\"><strong><span class=\"citation-1 recitation\">Izola\u021bi polarizarea CC:<\/span><\/strong><span class=\"citation-1 recitation citation-end-1\"> \u00cempiedic\u0103 tensiunea de polarizare continu\u0103 a unui etaj s\u0103 afecteze polarizarea continu\u0103 a etajului urm\u0103tor.<\/span> <span class=\"citation-2 recitation citation-end-2\">Acest lucru este esen\u021bial pentru men\u021binerea punctului de func\u021bionare corect al fiec\u0103rei trepte.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\">\u00a0<\/span>\n<div class=\"container ng-tns-c362440147-54 hide\">\n<div class=\"carousel-container ng-tns-c362440147-54\">\n<div class=\"carousel-content ng-tns-c362440147-54\">\n<div class=\"sources-carousel-source ng-tns-c362440147-54 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n<li data-sourcepos=\"6:1-7:0\"><strong><span class=\"citation-3 recitation\">Transmiterea semnalelor de curent alternativ:<\/span><\/strong><span class=\"citation-3 recitation citation-end-3\"> Permite\u021bi semnalului CA s\u0103 treac\u0103 de la o etap\u0103 la alta.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\"> \u00a0<\/span>\n<div class=\"container ng-tns-c362440147-55 hide\">\n<div class=\"carousel-container ng-tns-c362440147-55\"><\/div>\n<\/div>\n<\/li>\n<\/ul>\n<h3 data-sourcepos=\"8:1-8:17\"><strong>Cum func\u021bioneaz\u0103:<\/strong><\/h3>\n<ul data-sourcepos=\"10:1-12:0\">\n<li data-sourcepos=\"10:1-10:213\"><strong><span class=\"citation-4 recitation\">Blocarea DC:<\/span><\/strong><span class=\"citation-4 recitation citation-end-4\"> Condensatoarele ac\u021bioneaz\u0103 ca circuite deschise la curent continuu.<\/span> <span class=\"citation-5 recitation citation-end-5\">Atunci c\u00e2nd se aplic\u0103 o tensiune continu\u0103, condensatorul se \u00eencarc\u0103 p\u00e2n\u0103 la acea tensiune \u0219i nu mai conduce, bloc\u00e2nd efectiv curentul continuu.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\">\u00a0<\/span>\n<div class=\"container ng-tns-c362440147-56 hide\">\n<div class=\"carousel-container ng-tns-c362440147-56\">\n<div class=\"carousel-content ng-tns-c362440147-56\">\n<div class=\"sources-carousel-source ng-tns-c362440147-56 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"><\/div>\n<div class=\"sources-carousel-source ng-tns-c362440147-56 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n<li data-sourcepos=\"11:1-12:0\"><strong><span class=\"citation-6 recitation\">Trecerea AC:<\/span><\/strong><span class=\"citation-6 recitation citation-end-6\"> Semnalele de curent alternativ au tensiuni \u00een continu\u0103 schimbare.<\/span> <span class=\"citation-7 recitation citation-end-7\">Acest lucru face ca condensatorul s\u0103 se \u00eencarce \u0219i s\u0103 se descarce continuu, permi\u021b\u00e2nd semnalului de curent alternativ s\u0103 treac\u0103 prin el.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\">\u00a0<\/span>\n<div class=\"container ng-tns-c362440147-57 hide\">\n<div class=\"carousel-container ng-tns-c362440147-57\">\n<div class=\"carousel-content ng-tns-c362440147-57\">\n<div class=\"sources-carousel-source ng-tns-c362440147-57 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n<\/ul>\n<h3 data-sourcepos=\"13:1-13:17\"><strong>Aplica\u021bii:<\/strong><\/h3>\n<ul data-sourcepos=\"15:1-18:0\">\n<li data-sourcepos=\"15:1-15:90\"><strong><span class=\"citation-8 recitation\">Amplificatoare audio:<\/span><\/strong><span class=\"citation-8 recitation citation-end-8\"> Cuplare \u00eentre etajele amplificatorului pentru a izola polarizarea continu\u0103.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\"> \u00a0<\/span>\n<div class=\"container ng-tns-c362440147-58 hide\">\n<div class=\"carousel-container ng-tns-c362440147-58\">\n<div class=\"carousel-content ng-tns-c362440147-58\">\n<div class=\"sources-carousel-source ng-tns-c362440147-58 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n<li data-sourcepos=\"16:1-16:100\"><strong><span class=\"citation-9 recitation\">Circuite de procesare a semnalelor:<\/span><\/strong><span class=\"citation-9 recitation citation-end-9\"> Transferul semnalelor de curent alternativ \u00een timp ce se blocheaz\u0103 componentele de curent continuu.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\"> \u00a0<\/span>\n<div class=\"container ng-tns-c362440147-59 hide\">\n<div class=\"carousel-container ng-tns-c362440147-59\">\n<div class=\"carousel-content ng-tns-c362440147-59\">\n<div class=\"sources-carousel-source ng-tns-c362440147-59 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n<li data-sourcepos=\"17:1-18:0\"><strong><span class=\"citation-10 recitation\">Circuite de filtrare:<\/span><\/strong><span class=\"citation-10 recitation citation-end-10\"> Ca parte a filtrelor trece-\u00eenalt pentru a bloca semnalele de joas\u0103 frecven\u021b\u0103, inclusiv DC.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\">\u00a0<\/span>\n<div class=\"container ng-tns-c362440147-60 hide\">\n<div class=\"carousel-container ng-tns-c362440147-60\">\n<div class=\"carousel-content ng-tns-c362440147-60\">\n<div class=\"sources-carousel-source ng-tns-c362440147-60 hide ng-star-inserted\" data-test-id=\"sources-carousel-source\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n<\/ul>\n<h3 data-sourcepos=\"19:1-19:23\"><strong>Considera\u021bii cheie:<\/strong><\/h3>\n<ul data-sourcepos=\"21:1-24:0\">\n<li data-sourcepos=\"21:1-21:164\"><strong>Valoarea capacit\u0103\u021bii:<\/strong> Valoarea capacit\u0103\u021bii determin\u0103 limitarea la frecven\u021be joase a condensatorului de cuplare. O capacitate mai mare permite trecerea frecven\u021belor joase.<\/li>\n<li data-sourcepos=\"22:1-22:118\"><strong>Tensiune nominal\u0103:<\/strong> <span class=\"citation-11 recitation citation-end-11\">Condensatorul trebuie s\u0103 fie dimensionat pentru tensiunea maxim\u0103 care va fi aplicat\u0103 prin el.<\/span>\n<div class=\"container ng-tns-c362440147-61 hide\">\n<div class=\"carousel-container ng-tns-c362440147-61\"><\/div>\n<\/div>\n<\/li>\n<li data-sourcepos=\"23:1-24:0\"><strong>Curent de scurgere:<\/strong> Curentul de scurgere al condensatorului poate afecta punctul de polarizare DC al circuitului.<\/li>\n<\/ul>\n<p data-sourcepos=\"25:1-25:205\"><strong><span class=\"citation-12 recitation\">\u00cen esen\u021b\u0103, un condensator de cuplaj DC ac\u021bioneaz\u0103 ca o punte pentru semnalele AC, izol\u00e2nd \u00een acela\u0219i timp \u00een mod eficient componentele DC, asigur\u00e2nd c\u0103 fiecare etap\u0103 a unui circuit func\u021bioneaz\u0103 independent \u0219i corect.<\/span><\/strong><span class=\"button-container hide-from-message-actions ng-star-inserted\"> \u00a0 <\/span><\/p>","protected":false},"excerpt":{"rendered":"<table style=\"height: 556px;\" width=\"706\">\n<tbody>\n<tr>\n<td width=\"146\"><strong><b>Produs<\/b><\/strong>\u00a0<strong><b>Nume:<\/b><\/strong><\/td>\n<td width=\"601\"><strong>Condensator de cuplare DC<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"146\">\n<h4><strong>Scurt\u0103 descriere:<\/strong><\/h4>\n<\/td>\n<td width=\"601\">Utilizat pe scar\u0103 larg\u0103 \u00een circuitul DC-Link pentru filtrarea \u0219i decuplarea de \u00eenalt\u0103 frecven\u021b\u0103<br \/>\nUtilizat pe scar\u0103 larg\u0103 \u00een circuitele electronice de putere, pentru scopuri de cuplare<\/td>\n<\/tr>\n<tr>\n<td width=\"146\"><strong>Gama de capacit\u0103\u021bi:<\/strong><\/td>\n<td width=\"601\">\u00a010\u03bcF - 100\u03bcF<\/td>\n<\/tr>\n<tr>\n<td width=\"146\"><strong>Tensiune nominal\u0103\uff1a<\/strong><\/td>\n<td width=\"601\">350V.DC - 1100V.DC<\/td>\n<\/tr>\n<tr>\n<td width=\"146\"><strong>Cap.tol\uff1a<\/strong><\/td>\n<td width=\"601\">\u00b15%(J)\uff1a\u00b110%(K)<\/td>\n<\/tr>\n<tr>\n<td width=\"146\"><strong>Condensator Model:\u00a0<\/strong><\/td>\n<td width=\"601\">Seria DMJ-MT<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"featured_media":1647,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[38],"product_tag":[],"class_list":{"0":"post-1646","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-dc-capacitor-2","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/product\/1646","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/comments?post=1646"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/media\/1647"}],"wp:attachment":[{"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/media?parent=1646"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/product_brand?post=1646"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/product_cat?post=1646"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/rf-capacitor.com\/ro\/wp-json\/wp\/v2\/product_tag?post=1646"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}