<div dir="ltr"><div>Thank you Mark & Stephen</div><div>That was exactly the information I was after.</div><div>I am tracing the input side of a SMPSU with a view to running it from the battery, the switching devices are well within spec, looks like I will be seriesing the input caps.</div><div><br></div><div> P<br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, 1 Oct 2020 at 09:16, Peter Harris <<a href="mailto:petes.username@gmail.com">petes.username@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">General question: What is the rule of thumb for selecting the voltage of electrolytic capacitors?<div><br></div><div>Specific question: I am working with a Nissan Leaf battery, the absolute maximum pack voltage is 405V. Are 450V electrolytics likely to explode used at 405V?<br></div><div><br></div><div> P<br></div></div>
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