TP4056 1A Li-Ion Battery Charger Module

TP4056 1A Lithium-Ion Battery Charger Module with Overcharge and Overcurrent Protection

Product Overview

The TP4056 1A Lithium-Ion Battery Charger Module is a compact and efficient solution for charging single-cell 3.7V Li-Ion batteries, such as 16550 cells, without built-in protection circuits. Built around the TP4056 charger IC and DW01 protection IC, this module ensures safe and precise charging with features like over-current protection, under-voltage protection, and reverse polarity protection. With a 1A charging current, it is perfect for a wide range of applications, from DIY electronics projects to portable devices. The module also includes LED indicators (red for charging, green for fully charged) and supports both micro USB and direct 5V DC input.

Product Specifications

Features

• High-precision charging with ±1.5% accuracy.
• Built-in over-current, over-voltage, and under-voltage protection.
• Supports micro USB and direct 5V DC input.
• LED indicators for charging status (red for charging, green for fully charged).
• Compact and lightweight design for easy integration.
• Ideal for 16550 and other single-cell Li-Ion batteries.
• Reverse polarity protection to safeguard the module and battery.

Applications

• DIY electronics projects and prototypes.
• Portable devices like Bluetooth speakers, drones, and handheld gadgets.
• Solar-powered systems and battery backups.
• Robotics and IoT devices.
• Educational projects and science experiments.

User Guide / How to Use

1. Connect a micro USB cable or a 5V DC power source to the IN+ and IN- pads.
2. Attach the Li-Ion battery to the B+ and B- pads.
3. Connect the load (device to be powered) to the OUT+ and OUT- pads.
4. Disconnect the load while charging for optimal performance.
5. The red LED indicates charging, and the green LED indicates a fully charged battery.
6. Never exceed the recommended charging current (1A) to avoid damaging the battery.

Documentation

For detailed technical information, refer to the TP4056 datasheet and DW01 protection IC documentation. These resources provide in-depth insights into the module's functionality, electrical characteristics, and safety features.

Frequently Asked Questions (FAQs)

Q: Can I use this module for batteries other than 16550?
A: Yes, this module is compatible with any single-cell 3.7V Li-Ion battery.

Q: What happens if I connect the battery in reverse polarity?
A: The module has reverse polarity protection, but it may damage the module itself. Always double-check connections.

Q: Can I charge multiple batteries simultaneously?
A: No, this module is designed for single-cell batteries only.

Challenges and Considerations

1. Ensure the input voltage is within the specified range (4.5V - 5.5V) to avoid reduced charging current.
2. Disconnect the load during charging to prevent interference with the charging process.
3. Avoid charging at currents higher than 1A to prevent overheating and battery damage.

Future Enhancement Options

1. Add support for multi-cell Li-Ion batteries.
2. Integrate a temperature sensor for thermal protection.
3. Include a digital display for real-time voltage and current monitoring.
4. Develop a solar charging variant for outdoor applications.

Benefits

• Safe and reliable charging for Li-Ion batteries.
• Compact and easy-to-use design.
• Affordable solution for DIY enthusiasts and professionals.
• Wide range of applications in electronics and portable devices.

Conclusion

The TP4056 1A Lithium-Ion Battery Charger Module is a versatile and reliable solution for charging single-cell Li-Ion batteries. With its advanced protection features, high charging accuracy, and user-friendly design, it is an essential tool for electronics enthusiasts, hobbyists, and professionals. Whether you're working on a DIY project or developing a portable device, this module ensures safe and efficient battery charging every time.