{"id":1747,"date":"2023-08-09T15:40:42","date_gmt":"2023-08-09T07:40:42","guid":{"rendered":"https:\/\/en.cda-cap.com\/?p=1747"},"modified":"2023-08-09T15:40:43","modified_gmt":"2023-08-09T07:40:43","slug":"how-to-measure-edlcs-leakage-current","status":"publish","type":"post","link":"https:\/\/en.cda-cap.com\/index.php\/1747\/industry-news\/","title":{"rendered":"How to measure EDLC\u2019s Leakage Current"},"content":{"rendered":"<p>\uff081\uff09The supercapacitor to be tested should be fully discharged before testing the leakage current, generally for more than 1 h;<\/p>\n<p>\uff082\uff09Apply rated voltage across the capacitor\u00a0U<sub>R<\/sub>;<\/p>\n<p>\uff083\uff09After the super capacitor voltage reaches the rated voltage UR, measure the voltage across the series protection resistor<\/p>\n<p>Calculate leakage current\uff1a<\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-1812 alignleft\" src=\"https:\/\/en.cda-cap.com\/wp-content\/uploads\/2023\/08\/\u56fe\u72471.png\" alt=\"\" width=\"144\" height=\"44\" \/><\/p>\n<p>*Leakage current (mA);<\/p>\n<p><strong><b>U<\/b><\/strong><strong><sub><b>V<\/b><\/sub><\/strong>\uff1aVoltage across the series resistance (V);<\/p>\n<p><strong><b>R<\/b><\/strong>\uff1aSeries protection resistance, generally 1000 \u03a9 and below.<\/p>\n<div id=\"attachment_1813\" style=\"width: 212px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-1813\" class=\"wp-image-1813 size-full\" src=\"https:\/\/en.cda-cap.com\/wp-content\/uploads\/2023\/08\/\u56fe\u72472.png\" alt=\"\" width=\"202\" height=\"161\" \/><p id=\"caption-attachment-1813\" class=\"wp-caption-text\">Leakage current test circuit diagram<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\uff081\uff09The supercapacitor to be tested should be fully discharged before testing the leakage current, generally for more than 1 h; \uff082\uff09Apply rated voltage across the capacitor\u00a0UR; \uff083\uff09After the super capacitor voltage reaches the rated voltage UR, measure the voltage across the series protection resistor Calculate leakage current\uff1a *Leakage current (mA); UV\uff1aVoltage across the series resistance&hellip;<\/p>\n","protected":false},"author":1,"featured_media":1815,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35],"tags":[],"class_list":["post-1747","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news","category-35","description-off"],"_links":{"self":[{"href":"https:\/\/en.cda-cap.com\/index.php\/wp-json\/wp\/v2\/posts\/1747"}],"collection":[{"href":"https:\/\/en.cda-cap.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/en.cda-cap.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/en.cda-cap.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/en.cda-cap.com\/index.php\/wp-json\/wp\/v2\/comments?post=1747"}],"version-history":[{"count":0,"href":"https:\/\/en.cda-cap.com\/index.php\/wp-json\/wp\/v2\/posts\/1747\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/en.cda-cap.com\/index.php\/wp-json\/wp\/v2\/media\/1815"}],"wp:attachment":[{"href":"https:\/\/en.cda-cap.com\/index.php\/wp-json\/wp\/v2\/media?parent=1747"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/en.cda-cap.com\/index.php\/wp-json\/wp\/v2\/categories?post=1747"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/en.cda-cap.com\/index.php\/wp-json\/wp\/v2\/tags?post=1747"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}