/challenges-projects/design-challenges/experimenting-with-magnetic-components/b/blog/posts/experimenting-with-magnetic-components---common-mode-chokeI&#39;m reviewing a set of inductors for the Experimenting with Magnetic Components design challenge.In this post: investigating the behaviour of common mode filtering, with inductor #11 of the kit: SRF9045A-701Y Choke, Common Mode, AEC-Q200, 7.5 µH,...en-USTelligent Community 12https://community.element14.com/challenges-projects/design-challenges/experimenting-with-magnetic-components/b/blog/posts/experimenting-with-magnetic-components---common-mode-chokeMon, 18 Oct 2021 17:39:59 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:e4dad83b-3505-4172-b62a-f98ef4e5b012Jan Cumps1<p>In my application I promised to roll my own inductor.</p><p><span>[View:/resized-image/__size/447x155/__key/commentfiles/f7d226abd59f475c9d224a79e3f0ec07-e4dad83b-3505-4172-b62a-f98ef4e5b012/contentimage_5F00_216659.png:447:155]</span></p><p>&nbsp;</p><p>I&#39;m preparing for that now:</p><p><span>[View:/resized-image/__size/421x305/__key/commentfiles/f7d226abd59f475c9d224a79e3f0ec07-e4dad83b-3505-4172-b62a-f98ef4e5b012/contentimage_5F00_216660.png:421:305]</span></p><p>&nbsp;</p><p>The plan is to make a <em>balanced twisted windings</em> custom common mode choke.</p><p>Check my next post, or <a class="jive-link-external-small" href="https://en.wikipedia.org/wiki/Choke_(electronics)#Common-mode_choke" rel="nofollow ugc noopener" target="_blank">wikipedia</a>, for info.</p><p><em>All ingredients come from a <a class="jivecontainerTT-hover-container jive-link-community-small" href="/challengesprojects/project14/">Project14</a></em><em> shopping cart. I love that program. It&#39;s an opportunity to design small projects, and get some components you&#39;d usually not purchase.</em></p><img src="https://community.element14.com/aggbug?PostID=22220&AppID=339&AppType=Weblog&ContentType=0" width="1" height="1">