{"id":3818,"date":"2015-03-04T12:40:52","date_gmt":"2015-03-04T19:40:52","guid":{"rendered":"https:\/\/blogs.mentor.com\/jimmartens\/?p=3818"},"modified":"2025-03-26T08:41:45","modified_gmt":"2025-03-26T12:41:45","slug":"sot-components-cad-library-series-part-2","status":"publish","type":"post","link":"https:\/\/blogs.stage.sw.siemens.com\/electronic-systems-design\/2015\/03\/04\/sot-components-cad-library-series-part-2\/","title":{"rendered":"SOT Components &#8211; CAD Library Series: Part 2"},"content":{"rendered":"<p>In part 2 of this 4 part\u00a0 CAD library white paper series we cover\u00a0 <a href=\"http:\/\/www.pads.com\/resources\/overview\/pcb-design-perfection-the-cad-library-series-part-2-sot-small-outline-transistors--8120a935-a7a1-4895-9b0b-cc04f4e98b2b?cmpid=9049\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Small Outline Transistor (SOT)<\/strong><\/a>\u00a0 components.<\/p>\n<p>As mentioned in <a href=\"http:\/\/www.pads.com\/resources\/overview\/pcb-design-perfection-the-cad-library-series-part-1-molded-body-components-8606fa51-b629-4eda-8151-3b9ccb99ba7d?cmpid=9049\" target=\"_blank\" rel=\"noopener noreferrer\">Part 1<\/a> of this series that focused on <a href=\"http:\/\/www.pads.com\/resources\/overview\/pcb-design-perfection-the-cad-library-series-part-1-molded-body-components-8606fa51-b629-4eda-8151-3b9ccb99ba7d?cmpid=9049\" target=\"_blank\" rel=\"noopener noreferrer\">Molded Body components<\/a>, there are dozens of different things to consider when creating a CAD library including the precision of the part placement, via fanout, trace routing, post processing, fabrication and assembly processes.<\/p>\n<p><a href=\"https:\/\/blogs.sw.siemens.com\/wp-content\/uploads\/sites\/55\/2015\/03\/SOT-1thru4.png\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft  wp-image-3837\" src=\"https:\/\/blogs.sw.siemens.com\/wp-content\/uploads\/sites\/55\/2015\/03\/SOT-1thru4-520x106.png\" alt=\"SOT 1thru4\" width=\"706\" height=\"144\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>This CAD library whitepaper is the second in this series and is dedicated to each aspect that should be considered when creating\u00a0Small Outline Transistor (SOT) library parts. It also describes the impact each feature has in the PCB process.<\/p>\n<p>The SOT component family includes several package types: the flat lead SOTFL, the SOT23&#8217;s in 3, 5, 6 and 8 gull wing lead packages, the SOT143 and 343 packages and the SOT 223. This paper discusses everything from the package types to the silkscreen, and from the placement courtyard to via fanout examples.<\/p>\n<p><a href=\"http:\/\/www.pads.com\/resources\/overview\/pcb-design-perfection-the-cad-library-series-part-2-sot-small-outline-transistors--8120a935-a7a1-4895-9b0b-cc04f4e98b2b?cmpid=-9049\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft  wp-image-3846\" src=\"https:\/\/blogs.sw.siemens.com\/wp-content\/uploads\/sites\/55\/2015\/03\/WP-page-sample-520x670.png\" alt=\"WP page sample\" width=\"264\" height=\"340\" \/><\/a><strong><a href=\"http:\/\/www.pads.com\/resources\/overview\/pcb-design-perfection-the-cad-library-series-part-2-sot-small-outline-transistors--8120a935-a7a1-4895-9b0b-cc04f4e98b2b?cmpid=-9049\" target=\"_blank\" rel=\"noopener noreferrer\">Click here<\/a><\/strong> to access the <strong>SOT Whitepaper <\/strong>now.<\/p>\n<p>You can <strong>download Part 1<\/strong> of this white paper series dedicated to the creation of <strong>Molded Body components<\/strong> by <a href=\"http:\/\/www.pads.com\/resources\/overview\/pcb-design-perfection-the-cad-library-series-part-1-molded-body-components-8606fa51-b629-4eda-8151-3b9ccb99ba7d?cmpid=9049\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Clicking here<\/strong><\/a>.<\/p>\n<p><a href=\"http:\/\/www.pads.com\/library-management\/land-pattern-generation\/?cmpid=9049\" target=\"_blank\" rel=\"noopener noreferrer\">Click here<\/a> to learn more about the <strong>xDM Land Pattern Creator<\/strong><\/p>\n<p>And to learn more about <strong>Library Management<\/strong>, <a href=\"http:\/\/www.pads.com\/library-management\/?cmpid=9049\" target=\"_blank\" rel=\"noopener noreferrer\">Click here<\/a>!<\/p>\n<p>Thanks for reading,\u00a0 and be on the lookout for <strong>Part #3: BGA Components<\/strong> soon!<\/p>\n<p>John<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In part 2 of this 4 part\u00a0 CAD library white paper series we cover\u00a0 Small Outline Transistor (SOT)\u00a0 components. As&#8230;<\/p>\n","protected":false},"author":32176,"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-3818","post","type-post","status-publish","format-standard","hentry","category-news"],"_links":{"self":[{"href":"https:\/\/blogs.stage.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/posts\/3818","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.stage.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.stage.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.stage.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/users\/32176"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.stage.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/comments?post=3818"}],"version-history":[{"count":1,"href":"https:\/\/blogs.stage.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/posts\/3818\/revisions"}],"predecessor-version":[{"id":10301,"href":"https:\/\/blogs.stage.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/posts\/3818\/revisions\/10301"}],"wp:attachment":[{"href":"https:\/\/blogs.stage.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/media?parent=3818"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.stage.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/categories?post=3818"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.stage.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/tags?post=3818"},{"taxonomy":"industry","embeddable":true,"href":"https:\/\/blogs.stage.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/industry?post=3818"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/blogs.stage.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/product?post=3818"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/blogs.stage.sw.siemens.com\/electronic-systems-design\/wp-json\/wp\/v2\/coauthors?post=3818"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}