Lithium-ion battery: Difference between revisions
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(Created page with " https://i.stack.imgur.com/RuNHX.png ref:https://electronics.stackexchange.com/questions/10588/why-are-there-3-pins-on-some-batteries In mobile phones, some Li+ battery pac...") |
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Latest revision as of 20:20, 1 June 2018
ref:https://electronics.stackexchange.com/questions/10588/why-are-there-3-pins-on-some-batteries
In mobile phones, some Li+ battery packs have 3 terminals. Two possibilities:
- positive, negative, thermistor (as was already mentioned in previous answers)
- positive, negative, 1-wire bus. The latter is a digital communication bus that’s connected to a gas gauge IC inside the pack.