On Tue, 19 Jun 2007 06:49:37 -0700, KC wrote:

On Jun 18, 3:30 pm, Jim Yanik wrote:

there's a thermoswitch inside the battery pack,the third terminal is the
sense terminal.It opens when the temp goes higher than the switch rating.


I saw that in there but just assumed it was a charging current
limiting resistor. Learn something new every day! Thanks.

Just about every rechargeable battery pakc, even the seemingly simple
ones, going back for more than a decade has a three pin connector.
Are thyey always a thermoswitch, or what other uses might they have?

KC