Description
The 2 Series 20A 18650 PCM (Protection Circuit Module) is designed to protect lithium-ion battery packs configured in a 2S (2 cells in series) configuration, providing a nominal voltage of 7.4V. Ideal for high-drain applications such as e-bikes, power tools, LED lighting, and DIY battery packs.
Key Features
Supports 2S Li-ion Battery Packs (7.4V nominal) High Discharge Current: Rated for continuous current up to 20A.
Comprehensive Protection: Includes:
- Overcharge protection
- Over-discharge protection
- Overcurrent protection
- Short circuit protection
Automatic Recovery: Auto-recovery after fault removal (for most protection types)
2 SERIES 20A 18650 PCM 7.4V BP220
Compact Design: Slim and lightweight for easy integration into battery packs.
Easy to Solder: Marked terminals for battery and load connections.
Specifications:
Quiescent Current: < 50μA Nominal Voltage: 7.4V
Charge Voltage: (per cell) 4.25V ± 0.05V Over-Discharge Voltage: 2.5V ± 0.1V (per cell)
Max Continuous Discharge: 20A Overcurrent Protection 25–30A
Operating Temperature: -20°C to 60°C Weight Approx: . 5g
PCB Dimensions Approx. 45mm x 15mm x 3mm
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