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Shenzhen Green Power Energy Battery Co.,ltd specializes in a wide range of digital battery such as environmental cylindrical 18650 21700 32700 26650 14500 18500 lithium ion rechargeable battery, LifePO4 battery, 3.7V lithium polymer battery, NiMH battery, NiCD battery, dry cell battery, alkaline battery, heavy duty battery, button cell battery etc. we devote to R&D, innovation, production & sales. With automatic production machines we have been exported goods to all over the world over 15years. We have complete exported certificate such as KC, CE, UL, BSCI, ROHS, BIS, SGS, PSE etc
Dongguan Datapower New Energy Co.,ltd is a high-tech production enterprise which specialize in the R&D and production&sale of lithium polymer batteries,drone battery,airplane batteries &battery pack etc.
Anhui Seong-hee New Energy Technology Co.,ltd is a high-tech production enterprise which specialize in the R&D and production of primary batteries. And mainly produces and sells alkaline batteries & carbon zinc batteries. there are size AA, AAA, C, D, 9V etc
Guizhou STD Battery Co.,ltd is a high-tech production enterprise which specialize in the R&D and production & sale of lithium polymer batteries, drone battery, airplane batteries & battery pack etc.
release time:2025-02-19 Hits: Popular:AG11 battery
How to Charge Lithium - Ion Batteries
Proper charging of lithium - ion batteries is essential to ensure their performance, lifespan, and safety.
The first step in charging a lithium - ion battery is to use a compatible charger. Chargers are designed to provide the appropriate voltage and current for the specific type and capacity of the battery. Using an incorrect charger, such as one with a higher voltage or current than the battery can handle, can lead to over - charging, over - heating, and damage to the battery.
Most lithium - ion batteries are charged using a constant - current - constant - voltage (CC - CV) charging method. In the initial stage, a constant current is applied to the battery. This allows the battery to charge quickly as the current is maintained at a relatively high level. For example, a typical smartphone lithium - ion battery might be charged with a constant current of 1A to 2A in the beginning. As the battery approaches its full capacity, the charging mode switches to a constant - voltage mode. The voltage is held at a specific value (usually around 4.2V for a single - cell lithium - ion battery), and the current gradually decreases. This ensures that the battery is not over - charged and helps to prolong its lifespan.
It is also important to avoid charging the battery in extreme temperatures. High temperatures can accelerate the chemical reactions in the battery during charging, leading to over - heating and potential damage. Low temperatures, on the other hand, can reduce the battery's charging efficiency and may even cause the battery to be unable to charge properly. For optimal charging, it is recommended to charge lithium - ion batteries at room temperature, typically between 20°C and 25°C.
In addition, it is advisable not to charge the battery to 100% all the time. Research has shown that keeping the battery's state of charge between 20% and 80% can significantly extend its lifespan. For example, in electric vehicle applications, some manufacturers recommend not fully charging the battery to maximize its long - term performance.
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