5S 5Serial 21V 20A Li-Ion Lithium Charging Protection Board Module Pack Circuit Board Lithium Wrench Power Tools

Certification:NONE
Accessory Type:Accessories
Origin:CN(Origin)
Model Number:5S Lithium Protection Board 21V 20A

Product selling point:
1: Wide range of applications
2: Simple to use
3: Real-time detection of the voltage of each
4: Realize the protection functions of overcharge, overdischarge, discharge overcurrent, short circuit, charging overcurrent, temperature protection, etc.
5: cost-effective
This product uses 5 series lithium special IC as the processor to detect the voltage, charge and discharge current and ambient temperature of each in real time, and realize the overcharge, overdischarge, discharge overcurrent, short circuit, charge overcurrent, temperature and other information of the . protection, etc.
Parameter:
Charging voltage: 21V
Single-cell charging voltage: 4.225V
Continuous discharge current: 0-20A
Overcharge single cell detection voltage: 4.225V
Overcharge protection delay: 1s
Overcharge single cell recovery voltage: 4.1V
Overcharge protection release delay: 1ms
Over-discharge single cell detection voltage: 2.7V
Over-discharge protection delay: 1s
Over-discharge single cell recovery voltage: 3.0v
Over-discharge protection release delay: 1S±20ms
Overcurrent detection voltage: 0.1-0.2V
Overcurrent detection current: 50±5A
Overcurrent detection delay: 1s
Recovery status: automatic recovery
With or without short circuit protection: yes
Short circuit detection delay: 250us
Short circuit release delay: 1S
Short circuit detection voltage: 0.5V
Recovery state: automatic recovery after disconnecting the load
Over temperature protection temperature: 70±5
Over temperature recovery temperature: 55±5
Working status: 15uA (25)
Sleep state: 6uA (25)
Discharge main circuit internal resistance: 10±2m
Working temperature: -40-85 Relative humidity75%
Storage temperature: -40-125 Relative humidity75%
L*W: 80.5*45 (mm)
Net weight: 25G
Package Included:
1* Lithium protection board