Buy Type C J5019 Boost Module 3.7V to 27V 2A

Adjustable Type-C 18650 Lithium Battery Boost Charging Module

The Adjustable Type-C 18650 Lithium Battery Boost Charging Module is a versatile power management board that combines charging, boosting, and discharging features in one compact design. This module is ideal for electronics enthusiasts, DIY makers, and professionals who need a reliable solution for powering devices from a single 18650 lithium battery. With adjustable output from 4.3V to 27V, integrated charging control, and multiple safety protections, it offers the flexibility to power a wide range of applications such as routers, ONU mini UPS systems, and portable electronics. Available at Bigyan Project, this module is a practical choice for anyone looking to experiment with lithium battery-based power supplies.

Product Specifications

Features

• Compact Type-C powered DC-DC boost module with integrated charging and discharging
• Adjustable output voltage from 4.3V to 27V suitable for multiple devices
• Supports 18650 lithium battery charging with regulated 4.2V voltage
• Safe and reliable with built-in overcharge, short circuit, and overheating protection
• Efficient performance with stable output current for routers, ONU, and DIY electronics
• Low static current consumption to preserve battery life
• Available at Bigyan Project with proper support for students, hobbyists, and professionals

Applications / Use Cases

• Mini UPS for Wi-Fi routers and ONU devices
• DIY electronics projects powered by 18650 batteries
• Portable testing tools and multimeter power supply
• Small robotics and IoT projects requiring variable voltage
• Educational STEM projects and experiments from Bigyan Project

User Guide / How to Use

To use the Adjustable Type-C Boost Module effectively:

• Connect an 18650 lithium battery to the BAT+ and BAT- terminals
• Use the Type-C input port to charge the battery at 5V
• Adjust the potentiometer counter-clockwise to increase the output voltage
• Measure the output with a multimeter to set your desired voltage between 4.3V and 27V
• Connect your load to the OUT+ and OUT- terminals once the voltage is set
• Ensure the connected load does not exceed the maximum rated current of 2A

Frequently Asked Questions (FAQs)

• Q: Can this module power a Wi-Fi router during a power outage?
  A: Yes, it can function as a mini UPS for routers and ONU devices when paired with an 18650 battery.
• Q: Is the output voltage fixed?
  A: No, the output is fully adjustable from 4.3V up to 27V using the onboard potentiometer.
• Q: Does it protect the battery from overcharging?
  A: Yes, it includes overcharge and short-circuit protection to keep your battery safe.
• Q: What type of battery is recommended?
  A: It is designed for 18650 lithium-ion batteries with a nominal voltage of 3.7V.
• Q: Can beginners use this module?
  A: Yes, the module is user-friendly and suitable for students and hobbyists working on electronics projects.

Challenges and Considerations

• Ensure proper heat dissipation under continuous high current loads
• No strict over-discharge cutoff; external protection may be required
• Output current reduces at higher voltages (e.g., 12V and above)
• Requires careful adjustment with a multimeter for accurate voltage setting

Compatibility

• Works with standard 18650 lithium-ion cells
• Compatible with Type-C 5V charging sources such as adapters and power banks
• Can supply power to devices requiring 5V, 9V, or 12V regulated outputs

Future Enhancement Options

• Adding a battery protection board for over-discharge cutoff
• Integrating an LED display for voltage and current monitoring
• Expanding support for higher charging currents
• Improved thermal management for long-term heavy load usage

Benefits

• Reliable charging and boosting solution in one compact module
• Highly flexible voltage adjustment range for diverse electronics
• Energy-efficient design minimizes power loss during operation
• Safe to use with built-in multiple protection features
• Affordable and accessible from Bigyan Project for students and makers

Conclusion

The Adjustable Type-C 18650 Lithium Battery Boost Charging Module is a powerful yet compact solution for anyone working with lithium batteries and DIY power systems. It combines the essential functions of charging, boosting, and discharging in a single board, while maintaining user-friendly operation and safety protections. Whether you are a student, a hobbyist, or an engineer, this module from Bigyan Project delivers dependable performance for powering your projects, making it a must-have component for modern electronics design and experimentation.