The HX-2S-01 is a compact, efficient battery protection module designed for 2S (2-cell in series) lithium battery packs, providing comprehensive protection against overcharge, over-discharge, short circuits, and other common battery issues. Ideal for applications requiring reliable power management, this board ensures extended battery life and stable operation, even in challenging environments.

Specifications:

• Charging Voltage: 8.4V - 9V
• Overcharge Voltage Range: 4.25V - 4.35V ± 0.05V
• Over-Discharge Voltage Range: 2.3V - 3.0V ± 0.05V
• Upper Limit Operating Current: 5A
• Upper Limit Instantaneous Current: 7A
• Quiescent Current: <10µA
• Internal Resistance: <100mΩ
• Effective Life: >30,000 hours
• Operating Temperature: -40°C to +50°C
• Storage Temperature: -40°C to +80°C
• Size: 38mm x 8mm x 2.5mm
• Short Circuit Protection: Integrated protection with delay and self-recovery feature

Applications:

• Massager battery packs
• LED light standby power supplies
• 12V electronic products
• Solar street light battery packs
• Monitor backup power supplies
• Other low-power electronic devices

Usage Restrictions:

• This protection board is not suitable for lithium iron phosphate batteries, hernia lamps, high-power hand drills, electric fish machines, electric bicycles, children's electric cars, 775 (4A) motors, or 1W fish-eye LED lights.

Connector Layout:

• B+: Connect to battery positive terminal
• B-: Connect to battery negative terminal
• MB: Connect between battery 1 and battery 2 for voltage balancing
• P+: Shared charge/discharge positive terminal
• P-: Shared charge/discharge negative terminal

Package Includes:

1 x BMS protection board