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Understanding Voltage And Capacity In Lithium-Ion
Batteries
There are a multitude of devices in the modern world that
rely on rechargeable batteries, but lithium-ion batteries
are by far the most popular. Tablets, smartphones, e-
bikes, and even cars can all be powered by these; their
popularity is primarily due to their energy density. Just
like any other batteries, there are also two critical
components that must be understood in relation to
lithium-ion batteries – the voltage and capacity. Such
elements will be the exact purpose of this article.Get
more news about Li-Polymer
Battery,you can vist our website!
The Properties of Voltage
Voltage, often called electrical potential difference, is
the energy per unit charge available to drive an electric
current between two points. In essence, it measures how
much energy is retained in and can be dispensed by a
lithium-ion cell. A common type of lithium-ion cell is
rated at 3.7 volts, which has a charge state range that
is typically between 4.2 volts when fully charged, and
3.0 volts when fully discharged – in practice the
central value is often used, due to load factors. These
values do depend on the charge state and knowing how to
adjust is very important on being assured batteries
enhance the performance of the gadgets they are installed
in.
Explanation of Terms Related to Capacity
Capacity is expressed in either ampere-hours (Ah) or
milliampere-hours (mAh). It is used to estimate the
energy charge that a battery can store and discharge over
time. In layman’s terms for lithium-ion batteries,
increasing capacity means longer run times for devices.
For instance, a 3000 mAh capacity battery is expected to
provide 3000 milliamperes for 1 hour before it needs to
be recharged. Meanwhile, many factors can affect
capacity, including temperature, discharge rate, and
battery age. It is very important to ensure that one
selects the right battery capacity, which is relevant to
the operations purposes of the application.
The Interrelation between Voltage and Capacity
Another crucial aspect of battery performance is the
relationship between voltage versus capacity. Although
increasing the voltage can enhance operational power
delivery efficiency and even make a lot of changes, it is
only the capacity that determines the length of time the
device can be operated. Nowadays, manufacturers commonly
adopt a strategy where the battery will have an optimal
balance of the two parameters to give the best operating
experience.
In conclusion, voltage and capacity are the key building
blocks of lithium-ion batteries. It is the combination of
the two that determines efficiency as well as the
lifespan of the batteries. This arm of knowledge would
enable consumers to make wise choices when it comes to
which devices use battery source powers. In our case at
Cowon, we always focus on the best operating results in
our products. Thus, optimal technology is provided to
battery management systems.
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