Dallas/Maxim MAX712 (NiMH) or MAX713 (NiCad), depending on what type of battery you are charging. http://pdfserv.maxim-ic.com/arpdf/MAX712-MAX713.pdf A little bit of circuitry around it, and off it goes......... ----- Original Message ----- From: "Jan-erik Svderholm (QAC)" To: Sent: Saturday, May 03, 2003 4:37 AM Subject: Re: [EE]: NmHi charger chip recommendation required > M. Adam Davis wrote: > > >It may not be worth it to build one yourself. > > Well, Tim didn't wrote that his plan was to build just > *one* charger. He might have plans for a million, who knows... > > Anyway, earlier this week I got an issue of Dallas/Maxim's > "Engineering Journal" that had charging as it's special topic. > > There are a couple of "In-depth articles" and "Design Showcases" > about charging batteries, primarily Li types, but anyway. > Such as "Designing a pulse charger for use with unregulated > power supplies". > > > Tim, I just picked up my issue from the paper recycling bin, > and, if you can't get hold of one, I could send you my copy. > > Just note that, for *some* reason, they seems to like the the > chips from Dallas/Maxim best :-) > > Jan-Erik Svderholm. > > -- > http://www.piclist.com hint: PICList Posts must start with ONE topic: > [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads > > -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.