4S 10A Lithium Battery BMS Balance Module

Product Description:

The 4S 10A Lithium Battery BMS Balance Module is designed to provide protection and balancing for lithium battery packs. This module supports a range of features to ensure the safe and effective operation of your battery system.

Specifications:

• Charging Device: 16.8-17V
• Upper Limit Operating Current: 10A
• Upper Limit Instantaneous Current: 20A
• Overcharge Voltage Range: 4.25-4.35V ± 0.05V
• Over-discharge Voltage Range: 2.3-3.0V ± 0.05V
• Quiescent Current: < 30uA
• Internal Resistance: < 100MΩ
• Storage Conditions: -40°C to +80°C
• Working Temperature: -40°C to +50°C
• Product Size: 35mm x 35mm x 3.6mm
• Short Circuit Protection: Protection with charge recovery

Pin Configuration:

• B+: Battery positive (14.8V)
• B1: Connects the junction of Battery 1 and Battery 2 (3.7V)
• B2: Connects the junction of Battery 2 and Battery 3 (7.4V)
• B3: Connects the junction of Battery 3 and Battery 4 (11.1V)
• B-: Battery negative (0V)
• P+: Output / Input positive
• P-: Output / Input negative

Note:

Output refers to discharge; input refers to charging.

Precautions:

1. When assembling the battery pack, ensure that the voltage, capacity, and internal resistance of each battery are well-matched.
2. If there is no output voltage, check the charging activation.