2S 7.4V 8A Li-ion 18650 Lithium Battery Charger Protection Board 8.4V Overcurrent Overcharge/Overdischarge Protection

• Charging Voltage: 8.4V-9V
• Overcharge Voltage Range: 4.25V-4.35V plus or minus 0.05V
• Overpressure Voltage Range: 2.3V-3.0V plus or minus 0.05V
• Upper Limit Operating Current: 8A
• Upper Limit Instantaneous Current: 16A

Description:

2S 8A Li-ion Lithium Battery 7.4V 8.4V 18650 Charger Protection Board Module is a small PCB mounted Li-ion Lithium Battery charger protection module. This protection board can not be used for lithium iron phosphate battery. It has high-accuracy voltage detection circuit, fine workmanship and durable, and effective life greater than 50000 hours. It has also over-discharge protection, overcurrent protection, overcharge protection, short circuit protection, A combination of 4 safety features that work together to provide ultimate protection for your devices, your chargers. It’s MOS transistor can control the battery charge and discharge, low standby current consumption.

Specification:

• Charging Voltage: 8.4V-9V
• Overcharge Voltage Range: 4.25V-4.35V plus or minus 0.05V
• Overpressure Voltage Range: 2.3V-3.0V plus or minus 0.05V
• Upper Limit Operating Current: 8A
• Upper Limit Instantaneous Current: 16A
• Quiescent Current: less than 10uA
• Internal Resistance: less than 300mΩ
• Effective Life: more than 50,000 hours
• Operating Temperature: -40~+50℃
• Storage Conditions: -40~+80℃

Features:

• Overcharge protection
• Over discharge protection
• Short circuit protection
• Overcurrent protection

Application:

• Massager battery pack
• LED lamp standby power supply
• 12V electronic products
• Solar street lamp battery pack
• Monitoring standby power supply etc

Wiring Description:

• B+: Connect the battery positive
• B-: Connect the battery negative
• MB: Connect the connection point between battery 1 and battery 2
• P+: Charge/discharge terminal positive (common terminal/discharge terminal)
• P-: Charge/discharge terminal negative (common terminal/discharge terminal)

Attention:

When assembling the battery pack, the battery voltage, capacity and internal resistance shall be matched. The battery voltage shall be appropriate at about 3.7v of rated voltage. If there is no output after assembling the battery pack, it can be charged at 8.4v voltage.

Package Included:

1 x 2S 7.4V 8A Li-ion 18650 Lithium Battery Charger Protection Board 8.4V Overcurrent Overcharge/Overdischarge Protection