18650 100A 3S Lipo BMS protection board
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Description: The 18650 100A 3S LiPo BMS Protection Board is a battery management system designed for 3-series (3S) lithium-ion or lithium polymer (LiPo) battery packs using 18650 cells. This board provides comprehensive protection and management features to ensure safe and efficient operation of the battery pack. It includes overcharge, over-discharge, overcurrent protection, and balancing functions to maintain cell health and maximize battery life.
Key Features:
- Designed for 3-series 18650 or LiPo battery packs
- Maximum continuous discharge current: 100A
- Integrated protection circuitry for overcharge, over-discharge, and overcurrent
- Cell balancing functionality to equalize cell voltages
- Temperature monitoring and protection
- LED indicators for status monitoring
- Compact size for easy integration into battery packs
- RoHS compliant
- Battery Configuration: 3S (3-series)
- Maximum Continuous Discharge Current: 100A
- Charge Voltage: 12.6V (default for 3S Li-ion/LiPo)
- Discharge Voltage: 9V (default for 3S Li-ion/LiPo)
- Overcharge Protection Voltage: 4.25V ± 0.05V per cell
- Over-discharge Protection Voltage: 2.5V ± 0.05V per cell
- Balancing Current: 50mA per cell
- Operating Temperature Range: -20°C to +60°C
- Dimensions: Compact size, varies by model
- Electric Vehicles (e-bikes, drones)
- Power Tools
- Solar Energy Storage Systems
- Portable Electronics
- DIY Battery Packs
- Backup Power Supplies
Technical Specifications:
- Logic Family: CMOS
- Number of Channels: 3
- Switch Configuration: Single-Pole Double-Throw (SPDT)
- Supply Voltage Range: 3V to 15V
- “ON” Resistance (R_ON): 125Ω typical at V_DD = 10V
- “OFF” Leakage Current (I_OFF): ±100pA typical at V_DD = 10V
- Control Input Voltage (V_IH): 0.7 V_DD min, 0.3 V_DD max
- Maximum Operating Frequency: 40 MHz at V_DD = 10V
Applications:
- Signal routing and switching
- Analog and digital multiplexing
- Audio and video signal processing
- Data acquisition systems
- Test equipment