Re: Need 5VDC 100mA to 12VDC 1A converter
From: Frank Bemelman (f.bemelmanx_at_xs4all.invalid.nl)
Date: 09/14/04
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Date: Tue, 14 Sep 2004 13:31:41 +0200
"Mike Turco" <miketurco@yahoo-nospam4me.com> schreef in bericht
news:_jp1d.265316$sh.133675@fed1read06...
> I have (almost) 100ma available in a circuit. I want to drive a 12V, 1A
> solenoid that opens a lock. I'm thinking about using a DC/DC converter and
> charging up an electrolytic cap. I'm just guessing here, because I haven't
> done any such calculation for a long time, but it seems like I'd need
quite
> a cap to store enough energy.
>
> There are obviously some unanswered questions here, such as how long the
> relay needs to be open, etc., which needs to be studied once I have a
> working circuit. Also, swapping out the solenoid isn't an option.
>
> I'd appreciate any links to a cheap/simple DC/DC. Also, if anybody's
crossed
> this bridge before, I'm curious as to how you handled it.
Is it possible to use a (hobby) R/C servo that pulls the lock?
-- Thanks, Frank. (remove 'x' and 'invalid' when replying by email)
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