MaxAmps MA-5200 Fast charge of the batteries - how to charge the battery quickly without overheating the cells or causing lithium plating which could degrade the battery or cause it to catch fire.
Discover the MaxAmps MA-5200 cell, designed for fast charging in EVTOL applications, ensuring safety and efficiency without overheating or degradation.
Value Propositions
Pouch form factor with nominal capacity of 19.24 Wh and 5.2 Ah.
Volumetric energy density of 292 Wh/l, top-quartile vs median of 542 Wh/l.
Gravimetric energy density of 153 Wh/kg, around median of 210 Wh/kg.
Maximum continuous discharge of 234 A, among the highest in the database.
Standard charge current of 5.2 A, around median of 16 A.
About the Cell
The MaxAmps MA-5200 cell features a pouch form factor, providing a nominal capacity of 19.24 Wh (5.2 Ah). With a volumetric energy density of 292 Wh/l, it ranks in the top-quartile compared to the database median of 542 Wh/l. Its gravimetric energy density is 153 Wh/kg, which is around the median of 210 Wh/kg. The cell also boasts a maximum continuous discharge rate of 234 A, which is among the highest in the database, ensuring robust performance for demanding applications. The standard charge current is 5.2 A, which is around the median of 16 A, allowing for efficient charging without compromising safety.
Application Challenges
In EVTOL applications, fast charging of batteries is critical to ensure operational efficiency. The challenge lies in charging the MaxAmps MA-5200 cell quickly while preventing overheating and avoiding lithium plating, which can degrade the battery or pose safety risks. High discharge rates are often required for UAV operations, making it essential to select cells that can handle rapid charging without thermal issues. The MA-5200's specifications, including its maximum continuous discharge rate of 234 A, make it suitable for these demanding conditions, ensuring that drones can operate effectively in various environments.
Why this Cell
The MaxAmps MA-5200 cell is ideal for EVTOL applications due to its impressive specifications. With a maximum continuous discharge of 234 A, it is among the highest in the database, ensuring that it can handle the demands of fast charging without overheating. Its volumetric energy density of 292 Wh/l places it in the top-quartile compared to the median of 542 Wh/l, making it a strong candidate for high energy density drone batteries. This combination of high performance and safety makes the MA-5200 a reliable choice for UAV battery pack design, particularly in applications requiring rapid charging.
How Model-Based Design Helps
Simulation and model-based design play a crucial role in optimising the performance of the MaxAmps MA-5200 cell in EVTOL applications. By modelling load profiles, thermal rise, voltage sag, and usable energy, engineers can accurately predict how the cell will perform under various conditions. This allows for the selection of the most suitable cell for specific missions, ensuring that the battery can deliver the required thrust and energy without overheating. For instance, simulations can help identify the optimal charging rates and conditions that prevent lithium plating, thereby enhancing the safety and longevity of the battery.
