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Subject: Re: Question about 6V (4 X 1.5V battery) to 5V for MCU operation
Date: Thu, 19 Dec 2002 01:21:49 -0600
Organization: TICON.NET, Inc.
NNTP-Posting-Date: 19 Dec 2002 07:17:29 GMT
X-Newsreader: Microsoft Outlook Express 6.00.2800.1106
I have run the 5.5v pics off 4 fresh batteries (6.3v) and a dropping diode
with no failures. However, there is no guarantee it will always work.
"Reala" <-> wrote in message news:firstname.lastname@example.org...
> I would like to design a device with 4 batteries for power source.
> It is about 1.5V X 4 = 6V. Normally, MCU runs at 5V.
> What is the normal method for this issue?
> Should I add a diode IN4001 for voltage drop (6V - 1V =5V)?
> Is this suitable enough for simple application? Any idea?
> or we do not need to concern this issue because of the internal resister
> the battery?
> (The actually voltage of the battery is about 1.3V....)
> Thanks you.
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