On Tue, 02 Dec 2008 10:24:18 -0500, Tom Austin <taustin> wrote:

>
>IIRC, Li-ion batteries do have a problem with building up a *resistance* 
>barrier inside.  While researching batteries several years ago I ran 
>across some information, but I don't remember too much now.
>

From what I can remember, the internal resistance builds up due to age. Whether
the battery is used or not. 

>If you follow a particular discharge pattern they will build up an 
>actual 'film' internally on an electrode.  This would increase the 
>internal resistance of the battery.  A lot of electronics detect this as 
>a dead battery and shut off accordingly.  The problem is that the 
>battery still does have a good charge, just a higher internal 
>resistance.  If you hook it up so that a current continues to be drawn 
>then the 'film' is burned off and the internal resistance decreases to 
>normal.

You live and learn :)
Again I did not know that.
-- 

Regards
     Stephen

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