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Tuesday, February 28, 2023

on video How to make lithium Battery charger using BMS 3S 12V module


 this is 12 volt lithium battery charger devise which  can charge 3s battery pack using mobile charger. Actually this devise increase voltage from 5 V to 12.6v to charge lithium ion battery pack. Also build in charging indicator to show charging status.


Input voltage: 12.6V

Over-charge voltage range: 4.25-4.35v ± 0.05v

Over-dischage voltage range: 2.3-3.0v ± 0.05v

Size: 50 x 16 x 1.0mm

Maximum operating current: 5-8A 

Maximum instantaneous current: 9-10A

Operating temperature: -40 -- +50 ℃

Storage conditions: -40 -- +80 ℃

Quiescent current: less than 6uA

Effective life: more than 30,000 hours

Internal resistance: less than 60mΩ

Short circuit protection: protection, delay self-recovery.

The protection board size and device description

The protection board size is 50 x 16 x 1.0mm, components for the S-8254AA protection chip and genuine FDS 4435A x 4

the 3S 40A Battery Management System (BMS )module, all components is explained, battery pack preparation for 18650 Cell shown, how to charge, and tests listed below preformed. OverVoltage Protection OVP, OverCurrent Protection OCP, Undervoltage Protection UVP and Short Circuit Protection SCT have been demonstrated. 




 this is 12 volt lithium battery charger devise which  can charge 3s battery pack using mobile charger. Actually this devise increase voltage from 5 V to 12.6v to charge lithium ion battery pack. Also build in charging indicator to show charging status.


Input voltage: 12.6V

Over-charge voltage range: 4.25-4.35v ± 0.05v

Over-dischage voltage range: 2.3-3.0v ± 0.05v

Size: 50 x 16 x 1.0mm

Maximum operating current: 5-8A 

Maximum instantaneous current: 9-10A

Operating temperature: -40 -- +50 ℃

Storage conditions: -40 -- +80 ℃

Quiescent current: less than 6uA

Effective life: more than 30,000 hours

Internal resistance: less than 60mΩ

Short circuit protection: protection, delay self-recovery.

The protection board size and device description

The protection board size is 50 x 16 x 1.0mm, components for the S-8254AA protection chip and genuine FDS 4435A x 4

the 3S 40A Battery Management System (BMS )module, all components is explained, battery pack preparation for 18650 Cell shown, how to charge, and tests listed below preformed. OverVoltage Protection OVP, OverCurrent Protection OCP, Undervoltage Protection UVP and Short Circuit Protection SCT have been demonstrated. 



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