Fast and Safe Charging with Lithium Battery Management -- Fast and Safe Charging with Smart Lithium Battery Management IC    

Balanced Charge Extends Battery Life - Balance the characteristics of each cell in the pack and extend battery life through balanced charging    

Multiple protections ensure safe use--provide multiple protection functions, including overcharge, overdischarge, short circuit and temperature protection    

Equipped with aluminum fins to ensure fast heat dissipation -- equipped with thickened aluminum fins to achieve rapid heat dissipation    

Multiple tests to ensure high quality -- this product has passed load and burn-in tests to ensure quality    

Name: 20s lithium battery protection system    

Protection functions: overcharge, overdischarge, overcurrent, temperature control, balance    

Using a single battery voltage: 3.7V    

Continuous current: 35A/40A    

Charging voltage: 55.25V    

Overcharge Protection:    

Detection voltage: 4.25V±0.05V    

Detection delay: 1s    

Release voltage: 4.15V±0.05V    

Over discharge protection:    

Detection voltage: 2.7V±0.1V    

Detection delay: 1s    

Release voltage: 3.0V±0.1V    

Overcurrent Protection:    

Detection voltage: continuous current * 2.5 times    

Detection delay: 1s    

Release condition: disconnect the load    

Voltage equalization:    

Detection voltage: Greater than 4.18V    

Release voltage: Less than 4.18V    

Current consumption: 30mA±5mA    

Short circuit protection:    

Trigger condition: external load short circuit    

Detection delay: 700us    

Release condition: disconnect the load    

Temperature control protection:    

Charging working temperature: -20Celsius-55Celsius    

Discharge working temperature:ess than equal 70Celsius    

Release voltage: recovery within operating temperature    

Self-consumption:    

Working power consumption: 80uA    

Sleep/overdischarge power consumption: 30uA    

Colour:blue    

Material:pvc+aluminum    

Size:96 x 63 x 12mm    

Package Contents:    

1 x bms battery charging protection boardA    

Sleep/overdischarge power consumption: 30uA    

Colour:blue    

Material:pvc+aluminum    

Size:96 x 63 x 12mm    

Package Contents:    

1 x bms battery charging protection board    

Only the above package content, other products are not included.    

Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.