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DS18B20 Temperature Sensor
  • Sensor Type: Digital temperature sensor with 1-wire interface for simple communication.

  • Operating Voltage: 3.0V to 5.5V DC – compatible with Arduino, Raspberry Pi, ESP32, and other microcontrollers.

  • Temperature Range: Measures temperatures from -55°C to +125°C with ±0.5°C accuracy over -10°C to +85°C.

  • Resolution: Programmable resolution from 9 to 12 bits (default 12-bit for 0.0625°C precision).

  • Unique Address: Each sensor has a factory-lasered unique 64-bit serial code for multiple sensor networks on a single data line.

  • Waterproof Version: Available in waterproof probe format for outdoor or liquid temperature measurement.

  • Power Modes:

  • Parasite power mode (powered through data line)

  • External power mode for more stable operation

  • Communication: Uses 1-wire bus protocol, requiring only one data pin plus ground.

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