[Noisebridge-discuss] A simpler circuit for ... [driving multiple LEDs with minimal batteries]
sarahemm at sarahemm.net
Wed Jan 19 13:03:29 PST 2011
There's a relatively nice hot air reflow station, yep.
On Wed, January 19, 2011 15:02, Taylor Alexander wrote:
> Yeah. Well if you come up with that, let me know. ;)
> I can see 9 parts being a pain if you're wiring it by hand, but on a
> PCB, its nothing. So if I stop being lazy, maybe I'll lay something
> out. Or maybe something better will come up!
> Does noisebridge have a hot air gun for soldering? That would go a
> long way towards people being less afraid of this kind of stuff.
> On Wed, Jan 19, 2011 at 11:46 AM, Dr. Jesus <j at hug.gs> wrote:
>> On Wed, Jan 19, 2011 at 11:34 AM, Taylor Alexander
>> <tlalexander at gmail.com> wrote:
>>> Hey, I did a quick search and found a nice 1.1v->14v step up chip
>>> from National Semiconductor.
>>> Its in a 5 pin SOT-23 package, so it *could* be wired without a PCB
>>> if you're careful (though I don't know if performance would suffer),
>>> so maybe the non-techies could follow a schematic for that and wire
>>> their own? Or maybe someone could make a PCB for it that the
>>> non-technical people could use?
>> It is a nice little part. I think it's possible to improve on the 9
>> part BOM, though. That's more parts than the entire rest of the design
>> for some of the projects I've seen :)
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