[amsat-bb] Re: Question of the day!

[Anthony Monteiro]

Hi Graham,

Lithium Ion cells also fail to a short.

But, typical consumer LiIon "batteries" include a
safety protection circuit that will disconnect the
cell from the battery terminals if the cell voltage
drops below the min discharge voltage so it looks
like it fails open.

For example:
http://datasheet.sii-ic.com/en/battery_protection/S8200A_E.pdf

73,
Tony AA2TX
---


On 1/11/2012 7:12 AM, g.shirville at btinternet.com wrote:
> Hi All,
>
> It is "said that" NiCad battery cells usually fail to "short circuit"
> and that Lithium Ion ones usually fail by just loosing their ability to
> hold a charge viz they go "open circuit"
>
> Is this true or....?
>
> many thanks
>
> Graham
> G3VZV
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