Description
What it is
The HX-3S-D01 protection module is an essential component for the safety and proper functioning of 18650 lithium-polymer (LiPo) batteries in 3S configuration, providing protection against overcurrent, under-voltage, short circuit, and other potentially harmful conditions.
Features
- Configuration: 3 batteries in series (3S)
- Nominal voltage: 11.1V
- Protection type: AOD403 + 8254AA
- Maximum continuous power: 10A
- Maximum peak power: 20A
What it is for
The HX-3S-D01 module is ideal for projects using 18650 batteries, ensuring safety and longevity of the load. It is suitable for both beginners and experienced makers who want to integrate an additional level of protection into their creations. It can be used in various devices such as luminous projectiles or any other device that requires a 3S configuration.
Tutorial: How to use HX-3S-D01 Battery Protection Module
The HX-3S-D01 battery protection module is ideal for projects using 18650 batteries, ensuring safety and longevity of the load. This component is suitable for both beginners and experienced makers who want to integrate an additional level of protection into their creations.
What you need
- Battery Protection Module HX-3S-D01
- 18650 Batteries (x3)
- Arduino Uno or compatible
- Battery Connectors
- USB Cable
- Multimeter
Steps
- Mount the HX-3S-D01 protection module onto the protection housing using the SMD method.
- Connect the three 18650 batteries to the module through the battery connectors, following the polarity indicated in the datasheet.
- Check with a multimeter that the power supply is correct and that there are no short circuits.
- If necessary, connect the module to a communication port of the Arduino to monitor the battery levels.
Mini project
Create a 30-minute light-up projectile using three 18650 batteries and the HX-3S-D01 protection module. The projectile will be powered by a simple circuit that includes RGB LEDs, resistors, and the protection module.
Common mistakes
- Do not check the polarity of the batteries before connecting them.
- Omit the verification of the connectivity between the batteries and the module.
- Use a multimeter not suitable for battery measurements.
- Ignore the current limits of the module during use in projects with high energy demand.
Recommended accessories
- 18650 Battery
- 18650 Battery Protection Housing
- BMS Connector for 18650 Batteries
- Digital Multimeter
Frequently asked questions
Is the HX-3S-D01 protection module compatible with all 18650 batteries?
Check the datasheet specifications of your battery model to ensure compatibility.
How can I monitor the battery levels?
Connect the module to an Arduino and use the Wire library to read data from the protection module.












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