{"id":240,"date":"2019-02-11T15:22:39","date_gmt":"2019-02-11T13:22:39","guid":{"rendered":"https:\/\/lisas.de\/~hauser\/wp\/?p=240"},"modified":"2019-02-11T10:37:42","modified_gmt":"2019-02-11T08:37:42","slug":"unfortunately","status":"publish","type":"post","link":"https:\/\/lisas.de\/~hauser\/wp\/?p=240","title":{"rendered":"unfortunately&#8230;"},"content":{"rendered":"\n<p>&#8230; an ohmic load (Thank you Axel) shows the same behavior (spikes on Vout) as seen in the <a href=\"https:\/\/lisas.de\/~hauser\/wp\/?p=235\">previous post<\/a>.  Fortunately I&#8217;ve spent some space on the pcb for an optional filter that has now become mandatory. <\/p>\n\n\n\n<p>The spikes do not change with load or input voltage. I took a closer look and they are much less random compared to what the screenshot looks like. They&#8217;re expected transient responses to the switching. currently they&#8217;re around +- 1,5V which is too much. <\/p>\n\n\n\n<p>Unfortunately the additional inductor and capacitor for the filter where not part of the part delivery I&#8217;ve received. The delivery date is changing once a week and is oscillating around 30th of march. <\/p>\n\n\n\n<p>But in the meantime I still can try to get the arduino running. It has it&#8217;s own voltage regulator and an additional capacitor at the input, so the currently &#8220;dirty&#8221; Vout will not be an issue. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#8230; an ohmic load (Thank you Axel) shows the same behavior (spikes on Vout) as seen in the previous post. Fortunately I&#8217;ve spent some space on the pcb for an optional filter that has now become mandatory. The spikes do not change with load or input voltage. I took a closer look and they are &hellip; <a href=\"https:\/\/lisas.de\/~hauser\/wp\/?p=240\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">unfortunately&#8230;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14,43],"tags":[50,51],"class_list":["post-240","post","type-post","status-publish","format-standard","hentry","category-hardware","category-home-automation","tag-pcb","tag-prototype"],"_links":{"self":[{"href":"https:\/\/lisas.de\/~hauser\/wp\/index.php?rest_route=\/wp\/v2\/posts\/240","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lisas.de\/~hauser\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lisas.de\/~hauser\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lisas.de\/~hauser\/wp\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/lisas.de\/~hauser\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=240"}],"version-history":[{"count":2,"href":"https:\/\/lisas.de\/~hauser\/wp\/index.php?rest_route=\/wp\/v2\/posts\/240\/revisions"}],"predecessor-version":[{"id":242,"href":"https:\/\/lisas.de\/~hauser\/wp\/index.php?rest_route=\/wp\/v2\/posts\/240\/revisions\/242"}],"wp:attachment":[{"href":"https:\/\/lisas.de\/~hauser\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=240"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lisas.de\/~hauser\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=240"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lisas.de\/~hauser\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=240"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}