How to Use LiPo batterij 2S 450mAh 7.6V, met XT30 connector: Examples, Pinouts, and Specs

The Tattu LiPo Battery 2S 450mAh 7.6V is a lightweight and compact lithium polymer battery designed for high-performance applications. With a 2-cell (2S) configuration, it delivers a nominal voltage of 7.6V and a capacity of 450mAh, making it ideal for powering small drones, RC vehicles, robotics, and other portable electronic devices. The XT30 connector ensures a secure and efficient connection, minimizing power loss and improving reliability.

• Miniature drones and quadcopters
• Remote-controlled (RC) cars, boats, and planes
• Robotics and automation projects
• Portable electronic devices
• DIY electronics and prototyping

Below are the key technical details of the Tattu LiPo Battery 2S 450mAh 7.6V:

The XT30 connector is a compact, high-current connector commonly used in LiPo batteries. Below is the pin configuration:

1. Connect the XT30 Connector: Ensure the XT30 connector is securely plugged into the corresponding XT30 port on your device or power distribution board.
2. Monitor Voltage Levels: Use a LiPo voltage monitor or a battery management system (BMS) to ensure the voltage of each cell does not drop below 3.0V or exceed 4.2V during operation.
3. Charging the Battery:
   • Use a LiPo-compatible balance charger to charge the battery.
   • Set the charger to 2S mode (7.6V nominal) and a charge current of 0.45A (1C rate).
   • Always charge the battery in a fireproof container or LiPo safety bag.
4. Discharging:
   • Do not exceed the maximum discharge rate of 75C (33.75A).
   • Avoid deep discharges below 3.0V per cell (6.0V total) to prevent damage.

• Storage: Store the battery at a storage voltage of 3.8V per cell (7.6V total) in a cool, dry place.
• Safety: Never puncture, short-circuit, or expose the battery to fire or water.
• Inspection: Regularly inspect the battery for swelling, damage, or loose connections before use.
• Compatibility: Ensure your device is compatible with a 7.6V 2S LiPo battery and XT30 connector.

To power an Arduino UNO with this battery, you can use a DC-DC step-down converter to regulate the voltage to 5V. Below is an example circuit and code:

1. Connect the battery's XT30 connector to the input of the DC-DC step-down converter.
2. Adjust the converter's output to 5V using a multimeter.
3. Connect the converter's output to the Arduino UNO's VIN and GND pins.

// Example code to blink an LED on Arduino UNO
// Ensure the battery is properly connected and regulated to 5V

const int ledPin = 13; // Built-in LED pin on Arduino UNO

void setup() {
  pinMode(ledPin, OUTPUT); // Set LED pin as output
}

void loop() {
  digitalWrite(ledPin, HIGH); // Turn LED on
  delay(1000);               // Wait for 1 second
  digitalWrite(ledPin, LOW);  // Turn LED off
  delay(1000);               // Wait for 1 second
}

1. Battery Not Charging:

   • Ensure the charger is set to 2S mode and the charge current is 0.45A.
   • Check the XT30 connector for loose or damaged connections.
   • Inspect the balance lead for proper connection to the charger.

2. Battery Swelling:

   • Stop using the battery immediately if it swells.
   • Swelling indicates overcharging, deep discharging, or aging. Dispose of the battery safely.

3. Device Not Powering On:

   • Verify the battery voltage is above the minimum operating voltage of your device.
   • Check the XT30 connector and wiring for secure connections.

4. Short Battery Life:

   • Avoid deep discharges below 3.0V per cell.
   • Store the battery at the recommended storage voltage (3.8V per cell).

Q: Can I use this battery for a 3S device?
A: No, this is a 2S battery with a nominal voltage of 7.6V. Using it in a 3S device (11.1V) may result in insufficient power or damage to the device.

Q: How do I safely dispose of a damaged LiPo battery?
A: Discharge the battery completely by connecting it to a resistor or light bulb. Once discharged, take it to a local recycling center that accepts LiPo batteries.

Q: Can I charge this battery without a balance charger?
A: No, always use a balance charger to ensure each cell is charged evenly and safely.

Q: What is the maximum current this battery can provide?
A: The maximum current is calculated as Capacity × Discharge Rate = 450mAh × 75C = 33.75A.

By following these guidelines, you can safely and effectively use the Tattu LiPo Battery 2S 450mAh 7.6V in your projects.