Hi, Thanks by response! My circuit draw 1,5A :-( Can you to send me a circuit picture? Thanks again, Eduardo Garcia ----- Original Message ----- From: "Spehro Pefhany" To: Sent: Friday, May 30, 2003 7:11 PM Subject: Re: [EE] Battery Protector Circuit > At 03:08 PM 5/30/2003 -0300, you wrote: > >Hi all, > > Anybody know a little and cheap battery protector circuit that open the > >circuit when voltage level is under 10,5V? > > I am avoiding to use "dip" comparators and relays because it fill a lot > >of board and are expensive. > > I think that relays are unfortunately necessary so if your sugestion > >circuit have a relay, no problem ;-) > > If you don't care if it draws a few hundred uA, a zener, a BJT, a couple of > resistors and a MOSFET should do it. Cheaper to use an N-channel MOSFET, > a PNP transistor and break the (-) side. > > Best regards, > > Spehro Pefhany --"it's the network..." "The Journey is the reward" > speff@interlog.com Info for manufacturers: http://www.trexon.com > Embedded software/hardware/analog Info for designers: http://www.speff.com > > -- > http://www.piclist.com#nomail Going offline? Don't AutoReply us! > email listserv@mitvma.mit.edu with SET PICList DIGEST in the body --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.486 / Virus Database: 284 - Release Date: 29/05/03 -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body