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Article #257Re: Best way to power array of LEDs?
From: Alan McClure
Date: Sat, 05 Oct 2002 18:11
Date: Sat, 05 Oct 2002 18:11
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I just opened up a commercial 20 LED cyclops and found 5 banks of 4 LEDs in series with a 220 ohm 1/4 watt resistor. I figure current is about 25 ma. ARM
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 112d1e,4ef4c9d4aea85e1f X-Google-Attributes: gid112d1e,public X-Google-Thread: 103407,4ef4c9d4aea85e1f X-Google-Attributes: gid103407,public X-Google-Thread: 1118be,4ef4c9d4aea85e1f X-Google-Attributes: gid1118be,public X-Google-Thread: 10d137,4ef4c9d4aea85e1f X-Google-Attributes: gid10d137,public X-Google-Thread: 1131b0,4ef4c9d4aea85e1f X-Google-Attributes: gid1131b0,public X-Google-ArrivalTime: 2002-10-05 11:05:01 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!sn-xit-03!sn-xit-06!sn-post-01!supernews.com!corp.supernews.com!not-for-mail From: Alan McClure <mcclures@gwis.com> Newsgroups: sci.electronics.components,sci.electronics.design,alt.engineering.electrical,aus.electronics,sci.electronics.repair Subject: Re: Best way to power array of LEDs? Date: Sat, 05 Oct 2002 14:11:30 -0400 Organization: Posted via Supernews, http://www.supernews.com Message-ID: <3D9F2B52.782D8412@gwis.com> X-Mailer: Mozilla 4.79 [en]C-CCK-MCD NSCPCD47 (Win98; U) X-Accept-Language: en MIME-Version: 1.0 References: <0001HW.B9C26E7400A7161B165FEAC0@news.covad.net> <3d9d452f.4128065@news.xs4all.nl> <P0HAA5Jd3Un9EwWS@ntlworld.com> <3d9d5392.5143261@news.cantech.net.au> <0001HW.B9C33D8B00C077D3165FEAC0@news.covad.net> <3d9efe6a.1612340@news.cantech.net.au> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Complaints-To: abuse@supernews.com Lines: 8