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

Subject: Re: [OM] 2CR5 rechargeable batteries... how is it done
From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
Date: Thu, 25 Mar 2010 16:51:42 -0400
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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