How to Use 801350 LiPo 500mAh Battery: Examples, Pinouts, and Specs

The 801350 LiPo 500mAh Battery is a compact lithium polymer battery designed for applications requiring lightweight and high energy density power sources. With a capacity of 500mAh, it is ideal for powering small electronic devices, drones, wearable technology, and portable gadgets. Its slim form factor and reliable performance make it a popular choice for projects where space and weight are critical considerations.

• Drones and quadcopters
• Wearable devices (e.g., fitness trackers, smartwatches)
• Portable electronic gadgets
• IoT devices and sensors
• RC toys and small robotics

The following table outlines the key technical details of the 801350 LiPo 500mAh Battery:

The 801350 LiPo battery typically comes with a JST-PH 2.0 connector. The pinout is as follows:

1. Connection: Connect the battery to your circuit using the JST-PH 2.0 connector. Ensure the polarity matches the circuit's power input (red to positive, black to negative).
2. Charging: Use a LiPo-compatible charger to charge the battery. Ensure the charger outputs a constant voltage of 4.2V and does not exceed the maximum charging current of 250mA.
3. Discharge: Avoid discharging the battery below 3.0V to prevent damage. Most devices with LiPo batteries include a low-voltage cutoff to protect the battery.
4. Mounting: Secure the battery in your device using double-sided tape or a battery holder. Avoid puncturing or bending the battery.

• Safety: Never short-circuit the battery terminals, as this can cause overheating or damage.
• Storage: Store the battery at room temperature and at a charge level of around 50% for long-term storage.
• Handling: Avoid exposing the battery to water, fire, or extreme temperatures.
• Charging: Always use a charger specifically designed for LiPo batteries to prevent overcharging or overheating.

To power an Arduino UNO with the 801350 LiPo battery, you can use a DC-DC boost converter to step up the 3.7V to 5V. Below is an example circuit and code to read the battery voltage using the Arduino's analog input:

1. Connect the battery to the input of the DC-DC boost converter.
2. Connect the output of the boost converter to the Arduino's 5V and GND pins.
3. Use a voltage divider circuit to measure the battery voltage and connect it to an analog pin (e.g., A0).

// Define the analog pin connected to the voltage divider
const int batteryPin = A0;

// Voltage divider resistor values (in ohms)
const float R1 = 10000.0; // Resistor connected to battery positive
const float R2 = 10000.0; // Resistor connected to ground

void setup() {
  Serial.begin(9600); // Initialize serial communication
}

void loop() {
  int rawValue = analogRead(batteryPin); // Read the analog value
  float voltage = (rawValue / 1023.0) * 5.0; // Convert to voltage (Arduino 5V ADC)
  
  // Calculate the actual battery voltage using the voltage divider formula
  float batteryVoltage = voltage * (R1 + R2) / R2;

  // Print the battery voltage to the Serial Monitor
  Serial.print("Battery Voltage: ");
  Serial.print(batteryVoltage);
  Serial.println(" V");

  delay(1000); // Wait for 1 second before the next reading
}

1. Battery Not Charging:

   • Cause: Charger not compatible or faulty.
   • Solution: Ensure the charger is designed for LiPo batteries and outputs 4.2V.

2. Battery Drains Quickly:

   • Cause: Excessive current draw or aging battery.
   • Solution: Check the current draw of your circuit and ensure it does not exceed 500mA. Replace the battery if it is old or damaged.

3. Battery Swells or Overheats:

   • Cause: Overcharging, over-discharging, or physical damage.
   • Solution: Stop using the battery immediately and dispose of it safely.

4. Arduino Not Powering On:

   • Cause: Insufficient voltage from the battery.
   • Solution: Use a DC-DC boost converter to step up the voltage to 5V.

1. Can I use this battery for high-current applications?

   • No, the maximum discharge rate is 1C (500mA). For higher currents, consider a battery with a higher capacity or discharge rating.

2. How long does it take to charge the battery?

   • At the standard charging current of 100mA, it takes approximately 5 hours to fully charge. At the maximum charging current of 250mA, it takes about 2 hours.

3. Is the battery safe to use in outdoor environments?

   • The battery is not waterproof or weatherproof. Use it in a protective enclosure if exposed to outdoor conditions.

4. Can I connect multiple batteries in series or parallel?

   • Yes, but ensure proper balancing and protection circuits are used to avoid overcharging or over-discharging.

By following this documentation, you can safely and effectively use the 801350 LiPo 500mAh Battery in your projects.