X-Authentication-Warning: delorie.com: mail set sender to geda-user-bounces using -f X-Recipient: geda-user AT delorie DOT com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=message-id:date:from:organization:user-agent:mime-version:to :subject:references:in-reply-to:x-enigmail-version:content-type :content-transfer-encoding; bh=5NxYozrtedLNJ9Ltd/3jmADs4y2M8OrHdbnCsAAdw8I=; b=qrmsDfRPOSHFrBOdxWClk+6wz/NFS177f6jlwAYZ+vGF1w7WYEa3V8k+zNU3ct6qD/ XWbBrLC/JOox9xx2gdjR+sO2qunC7uxRJDIEKGa1q7d0VsrJSrB9QSqfMgmGo44XMAZb AflPc17HD3PclIHH0Qw95pzc1lCCuZQEO+rBU= Message-ID: <4EA18F30.3040603@gmail.com> Date: Fri, 21 Oct 2011 11:26:40 -0400 From: Darryl Gibson Organization: RKBA! User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.23) Gecko/20110922 Thunderbird/3.1.15 MIME-Version: 1.0 To: geda-user AT delorie DOT com Subject: Re: [geda-user] Battery Packs References: In-Reply-To: X-Enigmail-Version: 1.1.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Reply-To: geda-user AT delorie DOT com On 10/21/2011 10:08 AM, Patrick Doyle wrote: > Hey, as long as I'm looking for free advice, I might as well ask for > some more... > > I need to construct a battery powered portable demo. I could design a > charging circuit around the bq24070 from TI, but assembling a leadless > QFN package by hand kinda scares me (and scares my technician friend > even more). > > This seems like the sort of thing that a Batterys-backwards-R-Us or > Sparkfun (hmmm... I should go check there!) might already have. > > Does anybody know of a supplier of Li-Ion battery packs complete with > charging circuits, DC supply input, and either a regulated or > unregulated output? > > Where might I find such a beast? For something totally off the shelve, take a look at radio control model suppliers. Or cell phone batts. and chargers. -- Darryl Gibson N2DIY