The TCO module in a battery is to protect a battery when it’s overheated. The
module will turn the battery off to achieve the protection mechanism. However, the
module could be triggered by a force from the bench drop test. It is not the TCO
module function being expected.
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INC, HP, "NEW BATTERY TCO MODULE DESIGN WITH GIMBEL LOCK STRUCTURE", Technical Disclosure Commons, (September 12, 2018)