November 6, 2023
Description
This is a Li-ion charger compatible with 18650 and 21700 cells.
Charges up to 10 cells. requires a 5v power supply at least 10A. I recommend 15A to avoid overheating.
Each cell has its independent charging module TP4056 or TC4056.
The cells are recharged at a current of 1A and maximum voltage of 4.25v (voltage charging tollerance of 4056 is 1% so, 4,2v +1%= 4,242v).
There is a video for assembly:
WARNING:
LI-ION CELLS HAVE INHERENT RISK IF MISUSED OR
MISHANDLED. CELL CAN EXPLODE CAUSING SEVERE
BURN INJURY, FATALITY, AND PROPRETY DAMAGE.
HANDLE WITH CAUTION.
DO NOT RECHARGE DAMAGED OR FALLEN CELLS.
DO NOT SHORT-CIRCUIT THE BATTERY.
IF THE PROTECTIVE SHEATH IS DAMAGED ESPECIALLY NEAR THE POSITIVE POLE DO NOT USE THE CELL.
CONSTANTLY CHECK THE CHARGING VOLTAGE.
DO NOT OVERCHARGE.
I DON'T ASSUME ANY RESPONSIBILITY FOR DAMAGES CAUSED TO PEOPLE OR THINGS.
License:
GNU General Public License v2.0
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