{"id":1851,"date":"2025-01-02T01:51:17","date_gmt":"2025-01-02T01:51:17","guid":{"rendered":"https:\/\/rf-capacitor.com\/?post_type=product&#038;p=1851"},"modified":"2025-01-02T01:51:17","modified_gmt":"2025-01-02T01:51:17","slug":"igbt-snubber-capacitors","status":"publish","type":"product","link":"https:\/\/rf-capacitor.com\/sl\/igbt-snubber-capacitors\/","title":{"rendered":"Snubber kondenzatorji IGBT"},"content":{"rendered":"<h3 data-sourcepos=\"1:1-1:27\"><strong>Snubber kondenzatorji IGBT<\/strong><\/h3>\n<p data-sourcepos=\"3:1-3:196\"><span class=\"citation-0 recitation citation-end-0\">V mo\u010dnostni elektroniki se IGBT (Insulated Gate Bipolar Transistors) pogosto uporabljajo za preklopne aplikacije.<\/span> Vendar pa lahko njihove visoke hitrosti preklapljanja povzro\u010dijo ne\u017eelene u\u010dinke, kot so:<span class=\"button-container hide-from-message-actions ng-star-inserted\">\u00a0 \u00a0<\/span><\/p>\n<ul data-sourcepos=\"5:1-7:0\">\n<li data-sourcepos=\"5:1-5:148\"><strong><span class=\"citation-1 recitation\">Visok dv\/dt (hitrost spreminjanja napetosti):<\/span><\/strong><span class=\"citation-1 recitation citation-end-1\"> To lahko povzro\u010di prevelike napetostne skoke na IGBT, kar lahko po\u0161koduje napravo.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\"> \u00a0<\/span>\n<div class=\"container ng-tns-c362440147-20 hide\">\n<div class=\"carousel-container ng-tns-c362440147-20\"><\/div>\n<\/div>\n<\/li>\n<li data-sourcepos=\"6:1-7:0\"><strong><span class=\"citation-2 recitation\">Visok di\/dt (hitrost spreminjanja toka):<\/span><\/strong><span class=\"citation-2 recitation citation-end-2\"> To lahko povzro\u010di elektromagnetne motnje (EMI) in obremeni pripadajo\u010de vezje.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\">\u00a0 \u00a0<\/span>\n<div class=\"container ng-tns-c362440147-21 hide\">\n<div class=\"carousel-container ng-tns-c362440147-21\"><\/div>\n<\/div>\n<\/li>\n<\/ul>\n<h3 data-sourcepos=\"8:1-8:20\"><strong>Vezja Snubber<\/strong><\/h3>\n<p data-sourcepos=\"10:1-10:143\"><span class=\"citation-3 recitation citation-end-3\">Za ubla\u017eitev teh te\u017eav se uporabljajo snubberna vezja.<\/span> <span class=\"citation-4 recitation citation-end-4\">Klju\u010dna sestavina teh vezij je kondenzator snubber.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\">\u00a0<\/span><\/p>\n<h3 data-sourcepos=\"12:1-12:31\"><strong>Kako delujejo kondenzatorji IGBT Snubber<\/strong><\/h3>\n<ul data-sourcepos=\"14:1-16:0\">\n<li data-sourcepos=\"14:1-14:252\"><strong>Napetostne konice:<\/strong> Ko se IGBT izklopi, lahko parazitna induktivnost v vezju povzro\u010di hiter porast napetosti na napravi. <span class=\"citation-5 recitation citation-end-5\">Kondenzator snubber absorbira ta nenadni napetostni sunek in omejuje najvi\u0161jo napetost na IGBT.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\"> \u00a0<\/span>\n<div class=\"container ng-tns-c362440147-23 hide\">\n<div class=\"carousel-container ng-tns-c362440147-23\"><\/div>\n<\/div>\n<\/li>\n<li data-sourcepos=\"15:1-16:0\"><strong>Trenutni preklop:<\/strong> <span class=\"citation-6 recitation citation-end-6\">Med prehodom izklopa kondenzator snubber zagotavlja pot, po kateri za\u010dasno te\u010de tok, kar zmanj\u0161a di\/dt in zmanj\u0161a EMI.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\">\u00a0 \u00a0<\/span>\n<div class=\"container ng-tns-c362440147-24 hide\">\n<div class=\"carousel-container ng-tns-c362440147-24\"><\/div>\n<\/div>\n<\/li>\n<\/ul>\n<h3 data-sourcepos=\"17:1-17:45\"><strong>Klju\u010dne zna\u010dilnosti kondenzatorjev IGBT Snubber<\/strong><\/h3>\n<ul data-sourcepos=\"19:1-23:0\">\n<li data-sourcepos=\"19:1-19:88\"><strong>Visoka napetost:<\/strong> Vzdr\u017eati mora najvi\u0161je napetosti, ki se pojavijo med preklapljanjem.<\/li>\n<li data-sourcepos=\"20:1-20:104\"><strong><span class=\"citation-7 recitation\">Nizka vrednost ESR (ekvivalentna zaporedna upornost):<\/span><\/strong><span class=\"citation-7 recitation citation-end-7\"> Zmanj\u0161a izgube energije v kondenzatorju.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\">\u00a0<\/span>\n<div class=\"container ng-tns-c362440147-25 hide\">\n<div class=\"carousel-container ng-tns-c362440147-25\"><\/div>\n<\/div>\n<\/li>\n<li data-sourcepos=\"21:1-21:110\"><strong>Mo\u017enost hitrega polnjenja\/praznjenja:<\/strong> sposobnost hitrega sprejemanja in spro\u0161\u010danja energije med preklapljanjem.<\/li>\n<li data-sourcepos=\"22:1-23:0\"><strong>Kompaktna velikost:<\/strong> Zmanj\u0161anje prostorskih zahtev v sistemih mo\u010dnostne elektronike.<\/li>\n<\/ul>\n<h3 data-sourcepos=\"24:1-24:31\"><strong>Vrste kondenzatorjev IGBT Snubber<\/strong><\/h3>\n<ul data-sourcepos=\"26:1-28:0\">\n<li data-sourcepos=\"26:1-26:112\"><strong>Filmski kondenzatorji:<\/strong> Pogosto se uporabljajo zaradi visoke nazivne napetosti, nizkega ESR in dobre temperaturne stabilnosti.<\/li>\n<li data-sourcepos=\"27:1-28:0\"><strong><span class=\"citation-8 recitation\">Kerami\u010dni kondenzatorji:<\/span><\/strong><span class=\"citation-8 recitation citation-end-8\"> Ponujajo visoko kapacitivnost v majhnem paketu, vendar imajo lahko omejitve glede nazivne napetosti in temperaturne stabilnosti.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\">\u00a0 \u00a0<\/span>\n<div class=\"container ng-tns-c362440147-26 hide\">\n<div class=\"carousel-container ng-tns-c362440147-26\"><\/div>\n<\/div>\n<\/li>\n<\/ul>\n<h3 data-sourcepos=\"29:1-29:25\"><strong>Razmisleki o oblikovanju<\/strong><\/h3>\n<p data-sourcepos=\"31:1-31:80\">Pri izbiri in na\u010drtovanju snubber kondenzatorjev je treba skrbno upo\u0161tevati:<\/p>\n<ul data-sourcepos=\"33:1-36:0\">\n<li data-sourcepos=\"33:1-33:85\"><strong>Preklopne karakteristike IGBT:<\/strong> \u010cas vklopa\/izklopa, maksimalni tokovi in napetosti.<\/li>\n<li data-sourcepos=\"34:1-34:69\"><strong>Parametri vezja:<\/strong> Parazitna induktivnost, zna\u010dilnosti obremenitve.<\/li>\n<li data-sourcepos=\"35:1-36:0\"><strong><span class=\"citation-9 recitation\">Topologija vezja Snubber:<\/span><\/strong><span class=\"citation-9 recitation citation-end-9\"> Razli\u010dne konfiguracije snubberjev (R-C, RCD) imajo razli\u010den vpliv na delovanje vezja.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\"> \u00a0<\/span>\n<div class=\"container ng-tns-c362440147-27 hide\">\n<div class=\"carousel-container ng-tns-c362440147-27\"><\/div>\n<\/div>\n<\/li>\n<\/ul>\n<h3 data-sourcepos=\"37:1-37:40\"><strong>Prednosti uporabe kondenzatorjev Snubber<\/strong><\/h3>\n<ul data-sourcepos=\"39:1-42:0\">\n<li data-sourcepos=\"39:1-39:90\"><strong>Izbolj\u0161ana zanesljivost IGBT:<\/strong> Manj\u0161a obremenitev naprave in s tem dalj\u0161a \u017eivljenjska doba.<\/li>\n<li data-sourcepos=\"40:1-40:68\"><strong>Zmanj\u0161ane emisije EMI:<\/strong> Zmanj\u0161uje elektromagnetne motnje.<\/li>\n<li data-sourcepos=\"41:1-42:0\"><strong><span class=\"citation-10 recitation\">Izbolj\u0161ana u\u010dinkovitost sistema:<\/span><\/strong><span class=\"citation-10 recitation citation-end-10\"> Manj\u0161e izgube energije zaradi manj\u0161ih preklopnih izgub.<\/span><span class=\"button-container hide-from-message-actions ng-star-inserted\"> \u00a0<\/span>\n<div class=\"container ng-tns-c362440147-28 hide\">\n<div class=\"carousel-container ng-tns-c362440147-28\"><\/div>\n<\/div>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<table style=\"height: 429px;\" width=\"689\">\n<tbody>\n<tr>\n<td width=\"146\"><strong><b>Izdelek<\/b><\/strong>\u00a0<strong><b>Ime:<\/b><\/strong><\/td>\n<td width=\"601\">Snubber kondenzatorji IGBT<\/td>\n<\/tr>\n<tr>\n<td width=\"146\">\n<h4><strong>Kratek opis:<\/strong><\/h4>\n<\/td>\n<td width=\"601\">\u0160iroko se uporablja v mo\u010dnostni elektronski elektronski opremi, ko je najve\u010dja napetost, najve\u010dja trenutna absorpcijska za\u0161\u010dita<\/td>\n<\/tr>\n<tr>\n<td width=\"146\"><strong>Obmo\u010dje kapacitivnosti:<\/strong><\/td>\n<td width=\"601\">\u00a00,22\u03bcF ~ 3\u03bcF<\/td>\n<\/tr>\n<tr>\n<td width=\"146\"><strong>Nazivna napetost\uff1a<\/strong><\/td>\n<td width=\"601\">\u00a03000V.DC ~ 10000V.DC<\/td>\n<\/tr>\n<tr>\n<td width=\"146\"><strong>Cap.tol\uff1a<\/strong><\/td>\n<td width=\"601\">\u00a0\u00a0\u00a0\u00b15%\uff08J\uff09; \u00b110%\uff08K)<\/td>\n<\/tr>\n<tr>\n<td width=\"146\"><strong>Model kondenzatorja:\u00a0<\/strong><\/td>\n<td width=\"601\">\u00a0SMJ-TC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"featured_media":1852,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[40],"product_tag":[],"class_list":{"0":"post-1851","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-snubber-capacitor","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/rf-capacitor.com\/sl\/wp-json\/wp\/v2\/product\/1851","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rf-capacitor.com\/sl\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/rf-capacitor.com\/sl\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/sl\/wp-json\/wp\/v2\/comments?post=1851"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rf-capacitor.com\/sl\/wp-json\/wp\/v2\/media\/1852"}],"wp:attachment":[{"href":"https:\/\/rf-capacitor.com\/sl\/wp-json\/wp\/v2\/media?parent=1851"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/rf-capacitor.com\/sl\/wp-json\/wp\/v2\/product_brand?post=1851"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/rf-capacitor.com\/sl\/wp-json\/wp\/v2\/product_cat?post=1851"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/rf-capacitor.com\/sl\/wp-json\/wp\/v2\/product_tag?post=1851"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}