[sdiy] Lithium batteries & corrosion (Was: Retaining button state after power off?)

[Michael E Caloroso]

I have a lot of old gear and the past couple of years I have been
replacing lithium and CRxxxx batteries.  Bought a pile of battery
holders, no solder terminals for the new ones.  Haven't suffered
battery leak and I'm not anxious to.  Cheap insurance indeed.

MC

On 2/3/14, John Speth <jspeth at avnera.com> wrote:
>> NiCd, NiMH and alkaline batteries contain potassium hydroxide
> electrolyte,
>> which is highly corrosive. These all seem to inevitably leak, given
> enough
>> time. I've also heard people recommend using the plastic-wrapped battery
>> packs, as used in cordless phone handsets, but I've seen these leak as
> well.
>
> I've taken up the habit of taking whatever replacement battery I will use,
> soldering long wires to it (watching my heat so I don't damage it),
> wrapping it in shrink tubing and locating it far from any part where a
> leak can cause damage.  It's no guarantee but it's cheap insurance.
> Cleaning battery leakage is a PITA.
>
> JJS
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