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Arduino DS18B20 Temperature module

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Arduino DS18B20 Temperature module
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The Story

The Arduino DS18B20 Temperature Module is a high-precision digital thermometer that measures temperatures from -55°C to +125°C with an accuracy of ±0.5°C in the -10°C to +85°C range. It uses a unique 1-Wire interface, requiring only one digital pin for communication, and can be placed up to 100 meters from your Arduino board. Ideal for environmental monitoring, HVAC control, and DIY projects.

add_circle The Upside

  • check Simple wiring with 1-Wire protocol
  • check Long cable length capability up to 100 meters
  • check Low cost and widely available

remove_circle The Downside

  • close Requires precise timing for 1-Wire communication
  • close Not suitable for extreme high-temperature applications
  • close Limited to one sensor per pin without additional addressing

Specifications & features

Key features

  • check_circle Wide temperature range: -55°C to +125°C
  • check_circle High accuracy: ±0.5°C from -10°C to +85°C
  • check_circle Unique 1-Wire interface requires only one port pin
  • check_circle Programmable resolution from 9 to 12 bits
  • check_circle TO-92 package, 3-5.5V DC supply

Specifications

Accuracy

±0.5°C (-10°C to +85°C)

Interface

1-Wire

Package

TO-92

Resolution

9 to 12 bits (programmable)

Tags

Raspberry Pi NOOBS MicroSD Cards Class 10, 16 GB

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