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How to Select the Right Battery Capacity and Voltage for Your Device

Technical Articles
How to Select the Right Battery Capacity and Voltage for Your Device

Provide recommendations for customizing lithium battery voltage and capacity based on four factors: total power, range goals, installation space, and charging habits.

When customizing lithium batteries, define four key parameters first to ensure the solution is properly implemented.

1. Total Power and Operating Voltage RangeDetermine the number of series cells while verifying the system's minimum operating voltage to prevent power loss near end-of-charge.

II. Target Battery Life.Multiply the system's average operating current by the desired runtime to determine required capacity, then verify against discharge rate.

3. Installation Space and Weight Limits.Select the cell type and configuration. Prismatic, cylindrical, and pouch cells each involve trade-offs between volumetric energy density and structural strength.

4. Charging Habits and EquipmentAffects charging current settings and protection parameters. More conservative temperature thresholds are required for frequent fast-charging scenarios.

With the above information, Altech can customize size, voltage, and capacity to your specifications and deliver a prototype along with a test report.

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