{"id":1618,"date":"2016-08-19T14:35:20","date_gmt":"2016-08-19T21:35:20","guid":{"rendered":"https:\/\/blogs.mentor.com\/hyperblog\/?p=1618"},"modified":"2026-03-27T09:26:24","modified_gmt":"2026-03-27T13:26:24","slug":"high-current-density-is-it-a-problem","status":"publish","type":"post","link":"https:\/\/blogs.sw.siemens.com\/electronic-systems-design\/2016\/08\/19\/high-current-density-is-it-a-problem\/","title":{"rendered":"High current density &#8211; is it a problem?"},"content":{"rendered":"<p>A question I get all too often on power integrity results is whether or not a current density issue is going to cause a problem.\u00a0 The answer to that question is how much heat is going to result from that current density, and to know that you really need to do a PI\/Thermal co-simulation.\u00a0 I have <a href=\"https:\/\/blogs.mentor.com\/hyperblog\/blog\/2012\/06\/05\/put-your-charts-away\/?cmpid=9049\" target=\"_blank\" rel=\"noopener\">blogged in the past about PI\/Thermal co-simulation<\/a>, and its importance in characterizing these issues.\u00a0 With the fast built-in thermal solver in HyperLynx PI, it is really easy to do a co-simulation and get accurate results.\u00a0 Modeling can be as simple or as complicated as you want, but\u00a0extensive setup is not necessary to get accurate co-simulation\u00a0results.\u00a0 Stop guessing at whether or not you have a PI problem that is going to cause thermal issues, and vice versa&#8230;\u00a0 Check out the product demo <a href=\"http:\/\/go.mentor.com\/4NVJR?cmpid=9049\" target=\"_blank\" rel=\"noopener\">here<\/a> to see how easy it is to include temperature effects in your PI simulations.\u00a0 And while you&#8217;re at it, there are\u00a0a lot of other <a href=\"http:\/\/www.mentor.com\/pcb\/multimedia?cmpid=9049\" target=\"_blank\" rel=\"noopener\">great\u00a0product demos on PCB design<\/a> as well.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A question I get all too often on power integrity results is whether or not a current density issue is&#8230;<\/p>\n","protected":false},"author":71672,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spanish_translation":"","french_translation":"","german_translation":"","italian_translation":"","polish_translation":"","japanese_translation":"","chinese_translation":"","footnotes":""},"categories":[13],"tags":[],"industry":[],"product":[],"coauthors":[],"class_list":["post-1618","post","type-post","status-publish","format-standard","hentry","category-news"],"_links":{"self":[{"href":"https:\/\/blogs.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/posts\/1618","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/users\/71672"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/comments?post=1618"}],"version-history":[{"count":1,"href":"https:\/\/blogs.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/posts\/1618\/revisions"}],"predecessor-version":[{"id":10545,"href":"https:\/\/blogs.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/posts\/1618\/revisions\/10545"}],"wp:attachment":[{"href":"https:\/\/blogs.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/media?parent=1618"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/categories?post=1618"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/tags?post=1618"},{"taxonomy":"industry","embeddable":true,"href":"https:\/\/blogs.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/industry?post=1618"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/blogs.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/product?post=1618"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/blogs.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/coauthors?post=1618"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}