Driving a 7805 or how else to get +5VDC reg (was Re: My first good find!!!)

From: Bill Richman <bill_at_timeguy.com>
Date: Sat Dec 7 17:49:01 2002

Try a PowerTrends PT6322N DC->DC converter; they're small, cheap, and work

On Fri, 6 Dec 2002, Ethan Dicks wrote:

> > [ACE PSU]
> > ...a 7805 1A linear regulator which needs around
> > 8V to 15V to run properly.
> So I was thinking about this recently... I have this 6V battery
> pack that is intended to clamp to the back of a ZIP drive, allowing

> it to be used away from power, say with a laptop. I've wanted
> to use it for a portable source of juice for hobby projects (it
> has, among other features, a built-in 110V mains plug and recharger,
> making it handy to recharge), but I haven't expected to be able to
> feed a 7805 at +6VDC and get +5VDC out the other side reliably.
> How can I take +6VDC of battery power and get +5VDC regulated power
> from it? If it matters, the currents involved will be under 1000mA,
> but probably over 200mA.
> -ethan
> P.S. - I don't mind the concept of a DC-DC converter, but I'm not
> skilled enough to design one, just skilled enough to build it.
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Received on Sat Dec 07 2002 - 17:49:01 GMT

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