Product Overview:
🧩 Introducing the advanced 3S 4S Lithium Battery Charger Protection Board, designed specifically for managing lithium-ion battery packs. This state-of-the-art circuit board is essential for ensuring the effective charge and discharge of lithium batteries, including popular 18650 and 26650 cells, as well as polymer lithium batteries. With an emphasis on safety and reliability, this module integrates multiple protective functions to safeguard your battery packs during charging and discharging operations.
Key Specifications:
- Compatible Battery Types: Designed for lithium batteries with nominal voltages of 3.6V and 3.7V.
- Charging Voltage: 12.6V to 13.0V, ensuring optimal charging conditions.
- Continuous Discharge Current: Maximum of 40A, suitable for a variety of applications.
- Continuous Charging Current: Up to 20A, maximizing efficiency during the charging process.
- Product Dimensions: Compact size of 59 x 20 x 3.4 mm and lightweight at only 4.3 grams.
🕊️ Innovative Features:
- Auto Recovery Function: Automatically resets after a fault condition, ensuring the board is always ready for use.
- High-Accuracy Voltage Detection: Equipped with precision circuitry to monitor battery voltages accurately during operation.
- Multiple Protection Measures: Overcharge, over-discharge, and overcurrent protections are integrated to protect against potential risks, providing peace of mind during usage.
- Robust Heat Management: Exceptional heat dissipation characteristics; however, recommended to reduce the load current in poor cooling environments.
- Capacitance Support: For applications with brushed motors, a parallel capacitor connection is suggested to prevent reverse voltage interference.
😎 Usage Notes:
- For optimal performance, ensure that the connected battery packs have matched capacities and internal resistances to avoid uneven discharge rates.
- Connecting batteries in series requires that each set maintains the same voltage; otherwise, charge them individually before assembly.
- In applications such as electric drills, it is crucial to use power batteries with the appropriate discharge rates to successfully trigger motor operation.
🏆 Applications:
🛡️ This protection board is well-suited for various applications, including:
- Electric drills and other power tools
- LED lighting systems
- Solar-powered devices
- Battery packs for portable vacuums and other electronics
🧩 In summary, the 3S 4S Lithium Battery Charger Protection Board is a vital component for maintaining the longevity and safety of lithium battery packs. It combines advanced features with practical applications, making it an essential tool for hobbyists and professionals alike.
