"How to DIY Lithium Battery Charger: Build Your Own Safe and Reliable Charger for Lithium Batteries"

To make a lithium battery charger, you will need the following materials:
A DC power supply (12V or higher)
A lithium battery charging IC (such as the TP4056)
A voltage divider circuit (to monitor the battery voltage)
A switch (to turn the charger on and off)
A microcontroller (to control the charging process and display the charging status)
A display (such as an OLED screen)
A protective circuit (to prevent overcharging and short-circuiting)
A few wires, resistors, and a breadboard (to connect everything together)
Step 1: Connect the DC power supply to the lithium battery charging IC. The IC will convert the incoming voltage to a safe charging voltage for the lithium battery.
Step 2: Set up the voltage divider circuit to monitor the battery voltage. This circuit will send a signal to the microcontroller to indicate when the battery is fully charged.
Step 3: Connect the switch to the microcontroller. This will allow you to turn the charger on and off.
Step 4: Connect the microcontroller to the OLED display. This will allow you to see the charging status of the battery.
Step 5: Set up the protective circuit. This circuit will prevent overcharging and short-circuiting.
Step 6: Connect all the components together using the wires, resistors, and breadboard.
Step 7: Test the charger to ensure that it is working properly.
Note: It's important to use the correct charging IC and to follow the manufacturer's instructions when building a lithium battery charger. Also, it's important to use a safe and reliable power supply, and to make sure that all the components are properly connected to avoid any potential hazards.

[@aryanneware-9263]

Nop

[@vivek86070]

why