Power Bank Charging Module 5V 2A Charger Step up Boost Module

DIY Your Own Power Bank with the Dual Micro USB 3.7v to 5V 2A Mobile Power Bank Module!

Create a personalized portable power solution with this versatile module. Designed to work with 18650 lithium batteries, it offers a convenient way to charge your devices on the go.

Key Features:

• Versatile Compatibility: Works with various lithium batteries, including 18650, cell phone, flat-panel, and MP3 batteries.
• Intelligent Protection: Built-in safety features protect against over-current, over-voltage, and under-voltage.
• Efficient Charging: Dual USB output ports allow you to charge multiple devices simultaneously.
• Easy to Use: Simple installation process requires basic electronic assembly skills.

Specifications:

• Input Voltage: 5V constant voltage power supply
• Output Voltage: 5V
• Output Current: 2A
• Battery Type: 18650 lithium batteries (3.2-4.2V)

Note:

• Connect batteries in parallel.
• Avoid mixing new and old batteries or batteries from different brands.
• Use a 5V 1A or higher charger for optimal performance.

DATA SHEET AND USECASE

Key Specifications:

• Input Voltage Range: Typically between 2.5V to 5.5V, depending on the specific module.

• Charging Cut-off Voltage: Approximately 4.2V or 4.35V ±0.5%.

• Charging Current: Up to 2.4A ±5%.

• Boost Output Voltage: Stable 5V to 5.15V with wire loss compensation.

• Boost Output Current: Up to 2A.

• Boost Conversion Efficiency: Approximately 92.5% (e.g., 3.6V input to 5V 2A output).

• Output Voltage Ripple: Around 100mV.

• Quiescent Current: Approximately 30µA at the battery end.