How do you discharge a lithium polymer battery?

[cindy]

Lithium polymer batteries should be discharged carefully to avoid damaging the battery and to extend its lifespan. Here are the general steps to discharge a lithium polymer battery:

Use the device until the battery level reaches the low battery warning or the device turns off due to a low battery.

Turn off the device and let the battery cool down to room temperature.

If the device has a built-in discharge circuit, connect the device to a charger and let it discharge until the battery reaches a safe minimum voltage level.

If the device doesn’t have a built-in discharge circuit, you can use a battery discharge tool or a resistor to discharge the battery slowly. Connect the negative terminal of the battery to one end of the resistor and the positive terminal to the other end of the resistor. The resistor should be of a suitable value to discharge the battery slowly and safely.

Measure the voltage of the battery regularly during the discharge process using a multimeter to make sure that it doesn’t drop below the safe minimum voltage level.

It’s important to note that lithium polymer batteries should not be discharged completely as this can cause irreversible damage to the battery. It’s also recommended to avoid storing a lithium polymer battery at a low state of charge for an extended period as this can cause the battery to lose its capacity over time.

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