Mobile phones are very important nowadays. Can you think a day without this fancy device? Obviously, no, but what you will do when you have lost your phone charger or your charger is not working properly. Obviously, you will buy a new one. But do you know you can make the charger by yourself? Let's see how you can make your own cell phone charger so let's get started.
Step 1: Watch the Video to Understand Everything
Step 2: Circuit Diagram
Step 3: Components You Need
12-0-12 600Mah Transformer
470uf 32v capacitors I don’t have this value so I am using 330 Uf 63V Capacitor right now
1 buck converter
1 piece of varo board
USB female connector
Step 4: Components Arrangement
Step 5: Assembling USB
Before placing any components on varo board place the USB female connector first. Let’s mark the corresponding hole of the connector and drill on those marks with a 3mm drill bit. Now place the USB female connector and solder them.
Short D+ and D- Pins On The USB female connector
Step 6: Soldering & Wiring
Use Silver Copper Wire to connect the buck converter with the varo board. After soldering couple of minutes, the circuit is finally done.
Step 7: Let's Connect the Circuit With the Transformer
Connect the circuit with transformer 24V line as you see on the image
Step 8: Adjust the Potentiometer on 5.1V
Step 9: Now You Are Good to Go
You can see the circuit is working very well and my phone is now charging also.
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