A simple power supply PCB that makes turning your projects into battery-powered builds much easier. It allows you to safely charge your Li-ion or LiPo battery and power your electronics from it, removing the hassle of wiring multiple modules together.

Key Features:

• Easy Battery Power: Seamlessly convert your projects to battery power.
• Flexible Output: Provides a constant, reliable 3.3V or 5V output at up to 3A max.
• Fast Charging: Charges batteries efficiently at up to 3A.
• BMS: Includes an onboard BMS for complete battery protection.

Core Components used:

• BQ25606RGER: Charger IC
• TPS63020DSJR: Buck-boost converter
• BQ29700DSER: BMS protection IC

Modes Available:

• Charging Current: 1A OR 3A.
• Output Voltage: 3.3V OR 5V modes depending on what your circuit demands.

What's Next?

I will be ordering the boards soon to test them and make sure everything works properly. After that, I plan to upload the Gerber files so anyone can easily order their own.