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Subject: Re: Easy question, I hope!
X-Newsreader: Microsoft Outlook Express 6.00.2800.1106
Date: Fri, 08 Nov 2002 11:35:39 GMT
NNTP-Posting-Date: Fri, 08 Nov 2002 12:35:39 MET
"Randy" schrieb im Newsbeitrag
> Sorry I wasn't clear on this...
> Of course the resistance won't be exactly zero-- that's an ideal case.
> But since I'm assuming a high output impedence from my voltage source
> (a solar panel), even zero-resistance in the device would pass only a
> finite current.
> >If resistance is zero and the voltage is higher than zero, then the
> >will be infinite!
a solar panel is indeed more like a current source-
do you want to make a charge regulator?
how much current has to be switched and why?
Is there also a rechargeable battery which could supply a tiny bit of
current for a comparator?
electronic hardware designer
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