TP4056 1A Li-ion lithium Battery Charging Module With Current Protection – Type C

🔋 TP4056 1A Li-ion Lithium Battery Charging Module

With Current Protection – Type-C Input

🔹 Product Overview

The TP4056 1A Li-ion Charging Module (Type-C version) is a compact and reliable charging solution designed for single-cell 3.7V lithium-ion (Li-ion) and lithium polymer (LiPo) batteries.

This version includes battery protection circuitry, providing protection against overcharge, over-discharge, and short circuit, making it safe and suitable for DIY electronics, power banks, and embedded systems.

The module uses a modern USB Type-C input, ensuring easy and convenient power connection.

🔹 Key Features

• ✅ Designed for 3.7V single-cell Li-ion/LiPo batteries

• ✅ Charging current up to 1A

• ✅ USB Type-C input port

• ✅ Built-in overcharge protection

• ✅ Built-in over-discharge protection

• ✅ Short circuit protection

• ✅ Automatic charging control (CC/CV mode)

• ✅ LED indicators (Charging / Fully Charged)

• ✅ Compact and lightweight design

🔹 Technical Specifications

🔹 How It Works

1. Connect 5V power through Type-C port.

2. Connect battery to B+ and B- pads.

3. The module charges in Constant Current mode first.

4. Then switches to Constant Voltage mode at 4.2V.

5. Automatically stops charging when full.

🔹 Pin Description

• IN+ / IN- → 5V Input

• B+ / B- → Battery Connection

• OUT+ / OUT- → Protected Output

🔹 Applications

• 🔋 DIY Power Banks

• 🤖 Robotics Projects

• 🔦 LED Lighting Systems

• 📱 Portable Devices

• 🧪 Arduino & IoT Projects

• 🔌 Rechargeable Battery Packs

🔹 Important Safety Notes ⚠

• Use only single-cell (1S) 3.7V battery

• Do NOT use for 2S or higher battery packs

• Input must be 5V only

• Ensure correct battery polarity

• Avoid charging damaged batteries

🔹 Advantages

✔ Safe charging with protection
✔ Modern Type-C input
✔ Low cost & high reliability
✔ Easy to use
✔ Ideal for beginners & professionals