4S 20A BMS LITHIUM 18650 BATTERY CHARGING BOARD

Features:

• Module name: 4S 16.8V Li-ion Lithium Battery 18650 Charger Protection PCB Board
• Suitable range: For nominal voltage 3.6 V 3.7V lithium battery(Including 18650,26650, lithium polymer batteries)
• Product Size: 71 mm x 17 mm x 2.5 mm
• Material: Metal
• Charging voltage: 16.8V
• Maximum output current: 20A
• Maximum output power / charging power: 452 W

This protection board is suitable for 4 series Li-ion cells.

Adopt a precision integrated circuit for fast and safe charging.

Support overcharge protection, over-discharge protection, and short circuit protection.

This 4S 14.8V 10A Lithium battery Protection Board comes with over-charge, over-discharge, over-current and short circuit protection, for a variety of various shapes of 3.7V lithium-Ion batteries.

XR-6018 IS Small size, suitable for many requirements of high integration, low cost of the occasion, to meet a wide range of performance requirements to ensure that the battery pack is absolutely safe and reliable.

Connect 4 pcs lithium battery at B+,B3,B2,B1,B-, P+ and P- is output or input as shown in following connection Diagram

Applications:

1. Small power inverter
2. Massager battery pack
3. LED lamp backup power
4. Electronic products
5. Solar street lamp battery pack
6. Monitoring standby power supply.

Overcharge protection:

Detection voltage:3.75V±0.025V

Detection delay:100±50MS

Release voltage:3.6±0.05V

Over-discharge voltage protection:

Detection voltage:2.1±0.1V

Detection delay:100±50MS

Release voltage:2.4±0.1V

Balanced voltage:

Detection voltage :3.6V±0.025V

Detection delay :100±50MS

Balance current :42MA(Maximum)

Discharge over current protection:

Detection voltage: 100MV

Detection delay:1000±500 MS

Current protection: 10A/20A/30A/40A/50A/60A

Short circuit protection

Trigger condition:external short circuit

Detection delay:<300us

Release condition:disconnect the load

Self-consumption:

Working power consumption:<35UA

Sleep over-discharge power consumption:<10UA

Working temperature range:-30°~+60°C

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