How to Make a 18650 Lithium-ion Battery Charger

About: I make diy and electronics based projects.

In this instructables I will show you how to make a 18650 battery charger

Step 1: More Details in This Video

Step 2: Take a Paper Clip

Take a paper clip and take a part of the clip and bend like shows in the image

Step 3: Soldering Paper Clip

Take a pcb and take a 18650 battery as a measurement and mark it.solder paper clip well.

Step 4:

Take a thin steel wire and place it on sides of battery. Then make another one like that.

Step 5: Mark + and -

Step 6: Tp4056 Module

Tp4056 module is the main part of our project.glue module to pcb by using hot glue or double side tape. Connect b+ to positive of battery and b- to negative of battery.

Step 7:

Now it's ready to charge battery. Simply place battery inbetween the paper clips and connect any 5v power source here Iam using my diy power to charge the batteries.

Share

    Recommendations

    • Plastics Contest

      Plastics Contest
    • Make it Glow Contest 2018

      Make it Glow Contest 2018
    • Optics Contest

      Optics Contest

    4 Discussions

    0
    None
    MajidA41

    Question 2 months ago

    How log it take to charge and is it charging fully to 100%

    1 more answer
    0
    None
    Electro makerMajidA41

    Answer 2 months ago

    It generally takes about 4 hours to charge an 18650 mod battery using a separate charger. If you use a Micro USB charger, it is likely to take about three hours. However, be advised that there can be some slight variance in charging times, even for a new battery.

    1
    None
    zolv

    3 months ago

    I really like Your battery stands! I will definitely use Your idea in my project(s). Thx.

    1 reply