🔋 Powerbank Charging & Boost Module – 5V 3.1A Output

This Powerbank Module is designed for efficient charging and power delivery in DIY portable power bank applications. With a boost conversion circuit and a maximum output of 3.1A, it supports rapid charging and reliable power output from 3.7V lithium battery cells.

⚡ Features

• Operating Voltage: ≤36V
• Input Voltage Range: 5V – 5.5V
• Boost Output Voltage: 5V ~ 5.15V (with line loss compensation)
• Boost Output Current: 2A (typical)
• Boost Output Voltage Ripple: 100mV
• Boost Conversion Efficiency: Up to 92.5% (at 3.6V input, 5V 2A output)

🔋 Battery Charging Parameters

• Charging Cut-off Voltage: (4.2V / 4.35V) ± 0.5%
• Charging Current: 2.4A ± 5%
• Battery Static Current: <30µA
• Battery Support: Supports 3.7V lithium batteries (battery not included)

🏠 Power Mode

• Installation: Hard-wired/room electrical
• Battery Properties: Module only – no built-in battery

📦 Package Includes

• 1 × Powerbank Charging & Boost Module (5V 3.1A) - No Welding

💡 Applications

• DIY power banks
• Mobile device charging circuits
• Portable electronics
• Embedded power supply modules