{"version":"1.0","provider_name":"UGPCB","provider_url":"https:\/\/www.ugpcb.com","title":"How to control PCB line width and PCB current - UGPCB","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"p1euWhr1ib\"><a href=\"https:\/\/www.ugpcb.com\/news\/pcb-tech\/electronic-design\/line-width-control\/\">How to control PCB line width and PCB current<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.ugpcb.com\/news\/pcb-tech\/electronic-design\/line-width-control\/embed\/#?secret=p1euWhr1ib\" width=\"600\" height=\"338\" title=\"&#8220;How to control PCB line width and PCB current&#8221; &#8212; UGPCB\" data-secret=\"p1euWhr1ib\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.ugpcb.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.ugpcb.com\/wp-content\/uploads\/2024\/10\/a639d01e-86d6-4e7d-9de8-b046ed818a35-scaled.webp","thumbnail_width":2560,"thumbnail_height":1512,"description":"This article discusses the importance of controlling PCB line width and current in electromechanical control systems, especially when dealing with high currents. It explains the empirical value of 10A\/mm2 for wire cross-sectional area and the energy formula Q=IIt related to current traces. It also introduces different copper connection methods for via pads, emphasizing the need to consider overcurrent capability and heat dissipation. Special thick lines like power supplies do not need such control."}