From: "Dan" Newsgroups: comp.arch.fpga Subject: Pwer supply for a XCV300. Recommendations please. Lines: 15 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 5.50.4133.2400 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4133.2400 Message-ID: Date: Thu, 02 Nov 2000 14:48:38 GMT NNTP-Posting-Host: 216.209.51.116 X-Trace: news20.bellglobal.com 973176518 216.209.51.116 (Thu, 02 Nov 2000 09:48:38 EST) NNTP-Posting-Date: Thu, 02 Nov 2000 09:48:38 EST Organization: Sympatico Path: chonsp.franklin.ch!pfaff.ethz.ch!news-zh.switch.ch!news.nextra.ch!news1.sunrise.ch!news.imp.ch!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!howland.erols.net!news3.bellglobal.com!nf2.bellglobal.com!news20.bellglobal.com.POSTED!not-for-mail Xref: chonsp.franklin.ch comp.arch.fpga:2323 Hello, The XCV300 needs 2.5V and 3.3V. The supply on the PCB is 5V. Will a voltage regulator do the job or do I need a DC/DC convertor? I have never designed with a DC/DC. Which should I use (if this is the way to go) ? Dan ###### From: Gunnar Tufte Newsgroups: comp.arch.fpga Subject: Re: Pwer supply for a XCV300. Recommendations please. Date: Thu, 02 Nov 2000 15:58:28 +0100 Organization: Norwegian university of science and technology Lines: 22 Message-ID: <3A018114.5518EEAB@idi.ntnu.no> References: NNTP-Posting-Host: beltestein.idi.ntnu.no Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Trace: kopp.stud.ntnu.no 973177181 4952 129.241.111.19 (2 Nov 2000 14:59:41 GMT) X-Complaints-To: usenet@itea.ntnu.no NNTP-Posting-Date: 2 Nov 2000 14:59:41 GMT X-Mailer: Mozilla 4.73 [en] (WinNT; U) X-Accept-Language: en Path: chonsp.franklin.ch!pfaff.ethz.ch!news-zh.switch.ch!news.nextra.ch!news1.sunrise.ch!news.imp.ch!psinet-eu-nl!newsfeeds.belnet.be!news.belnet.be!news.tele.dk!148.122.208.68!news2.oke.nextra.no!nextra.com!uio.no!uninett.no!ntnu.no!not-for-mail Xref: chonsp.franklin.ch comp.arch.fpga:2301 Hi You can use a LM317 voltage rerulator (1.5A). The LM317 have a output voltage range from 1.2V to 37V (1% voltage tolerance).. Gunnar Dan wrote: > Hello, > > The XCV300 needs 2.5V and 3.3V. > > The supply on the PCB is 5V. > > Will a voltage regulator do the job or do I need a DC/DC convertor? > > I have never designed with a DC/DC. Which should I use (if this is the way > to go) ? > > Dan