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Re: [OM] 2CR5 rechargeable batteries... how is it done

Subject: Re: [OM] 2CR5 rechargeable batteries... how is it done
From: Jez Cunningham <jez@xxxxxxxxxxxxxx>
Date: Fri, 26 Mar 2010 12:11:25 +0100
Sorry. missed the key word 'rechargeable'
Jez

On 25 March 2010 21:51, Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx> wrote:

> The  AA/AAA are primary lithium (non-rechargeble).  Rechargeable AA/AAA
> are either NiMH or NiCad and are 1.2 volts.  Lithium-ion chemistry
> produces 3.6 volts per cell.
>
> Chuck Norcutt
>
>
> Jez Cunningham wrote:
> > There are a few different Li-based battery types aren't there?  Like the
> > 1.5v AA and AAAs.  So maybe 4 of those?
> > Jez
> >
> > On 25 March 2010 16:52, Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
> wrote:
> >
> >> 2CR5 batteries are nominally primary lithium (non-rechargeble) 6 volt
> >> batteries.  But there are lithium-ion rechargeable versions available
> >> also advertised at 6 volts.  Since lithium-ion chemistry normally
> >> produces a 3.6 volt cell and our DSLR batteries are usually two of these
> >> producing 7.2 volts how is it that the 2CR5 produces only 6 volts?  Does
> >> it have an internal voltage regulator?
> >>
> >> Chuck Norcutt
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