CN3791 12V MPPT Solar Charger Module

The CN3791 12V MPPT Solar Charger Module is an advanced and efficient solution designed for charging 12V lithium-ion batteries using solar panels. It employs Maximum Power Point Tracking (MPPT) technology to maximize the power output from solar panels, ensuring optimal charging efficiency. This module is ideal for solar-powered projects, renewable energy systems, and portable battery charging applications.

Technical Specifications:

• Model: CN3791
• Input Voltage Range: 15V to 28V
• Output Voltage: 14.6V (fixed for 12V lithium-ion batteries)
• Charging Current: Up to 3A (adjustable)
• MPPT Efficiency: Up to 98%
• Battery Type: 12V lithium-ion (Li-ion) battery
• Operating Temperature Range: -40°C to +85°C
• Module Dimensions: Compact size for easy integration
• Protection Features: Overcurrent protection, overvoltage protection, and thermal protection

Features:

• MPPT Technology: Ensures maximum power extraction from solar panels, improving charging efficiency.
• High Efficiency: Up to 98% MPPT efficiency for faster and more efficient charging.
• Adjustable Charging Current: Allows customization of charging current up to 3A to suit different battery capacities.
• Compact Design: Small form factor for easy integration into various projects.
• Protection Features: Built-in overcurrent, overvoltage, and thermal protection to safeguard the module and connected batteries.
• Wide Input Voltage Range: Supports a wide range of solar panel voltages from 15V to 28V.

Applications:

• Solar-powered battery charging
• Renewable energy systems
• Portable solar chargers
• Off-grid solar systems
• DIY solar projects
• Remote sensing equipment

Usage Tips:

1. Connect the Solar Panel:
   • Connect the positive and negative terminals of the solar panel to the input terminals of the CN3791 module.
2. Connect the Battery:
   • Connect the positive and negative terminals of the 12V lithium-ion battery to the output terminals of the module.
3. Adjust the Charging Current:
   • Use a suitable resistor to set the desired charging current (refer to the module’s datasheet for resistor values and corresponding currents).
4. Monitor the Charging Process:
   • Ensure the module and battery are properly connected and monitor the charging process. The module will automatically optimize the charging efficiency using MPPT technology.
5. Protection Features:
   • The module includes built-in protection features. Ensure the operating conditions are within the specified ranges to avoid triggering protection mechanisms.

The CN3791 12V MPPT Solar Charger Module is an excellent choice for anyone looking to efficiently harness solar energy to charge 12V lithium-ion batteries. Its high efficiency, adjustable charging current, and built-in protection features make it a reliable and versatile component for a wide range of solar-powered projects.