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What happens if the lithium-ion battery is not used for a lo What happens if the lithium-ion battery is not used for a lo

Release time：2022-02-23

The development of China‘s lithium battery industry is very rapid, and it is used in more and more fields. It can be said

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Step-up and step-down of lithium battery, step-up and step-d Step-up and step-down of lithium battery, step-up and step-d

Release time：2022-02-23

First, let the lithium battery drop to 3.3V through the step-down chip, then supply power to the microcontroller and the Blue

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