🔋TP4056 Li-Ion Battery Charging IC – SMD Package

The TP4056 is a complete single-cell lithium-ion battery charging management IC, ideal for low-cost and space-constrained applications. It supports constant current/constant voltage (CC/CV) charging and includes onboard safety and status indicators.

⚙️ Key Features

• 🔧 Charging Method: Constant Current / Constant Voltage (CC/CV)
• 🔋 Input Voltage Range: 4.0V to 8.0V (recommended 5V)
• 📦 Charge Voltage: 4.2V ± 1%
• ⚡ Maximum Charging Current: Up to 1A (configurable via external resistor)
• 🛡️ Built-in Safety: Thermal regulation, over-voltage protection, short-circuit protection
• 📊 Status Indicators: Charging and full charge outputs
• 📐 Package: SOT-23-6 (SMD)

🧰 Applications

• Portable electronics
• Li-Ion battery charging circuits
• DIY power banks
• Wearables and handheld devices

📦 Package Includes

• 1 × TP4056 Charging Controller IC – SOT-23-6 SMD

The TP4056 provides a reliable and efficient charging solution for single-cell lithium-ion batteries, with simple external components and full battery protection, making it ideal for embedded and compact designs.