2 Cell BMS Lithium Battery Protection Board

Introducing the 2 Cell BMS Lithium Battery Protection Board, a compact and versatile solution designed to safeguard your 3.7V lithium battery packs. This protection board offers a comprehensive suite of protective features including overcharge, over-discharge, short circuit, and overcurrent protection, ensuring the safety and longevity of your battery-powered applications.

Key Features:

• Comprehensive Protection: Safeguards against overcharge, over-discharge, short circuit, and overcurrent events to protect your battery cells from critical damage.
• Compact Design: Small size (38x8x2.5mm) allows for easy integration into space-constrained applications, making it ideal for portable and highly integrated projects.
• Low Quiescent Current: Consumes less than 5uA of current during standby, minimizing power loss when not actively protecting the battery.
• High Reliability: Offers an effective life of over 50,000 hours, ensuring long-term performance and durability.
• Wide Operating Temperature Range: Operates reliably in temperatures ranging from -40C to +50C, suitable for various environmental conditions.

Technical Specifications:

• Overcharge Detection Voltage: 4.25-4.35V 0.05V per cell
• Over Discharge Detection Voltage: 2.5-3.0V 0.05V per cell
• Maximum Operating Current: 5A
• Transient Current: 7A
• Internal Resistance: <300m
• Short Circuit Protection: Automatically protects against short circuits, requiring charge recovery after activation.

Connection Instructions:

• B + B-: Connects to the battery terminals (+ and -)
• P + P-: Connects to the charge/discharge terminal (+ and -)
• MB: Battery connection point
• B+: Battery positive terminal
• B-: Battery negative terminal
• P+: Output/Charge positive terminal
• P-: Output/Charge negative terminal

This 2 Cell BMS Lithium Battery Protection Board is ideal for a wide range of applications requiring reliable battery protection, including portable electronics, small devices, DIY projects, and more. With its versatile features and compact size, it offers an excellent balance of performance, reliability, and affordability for your battery management needs. Ensure the safety and efficiency of your lithium battery setups with this high-quality protection board.