DFRobot Gravity Digital Temperature Sensor DS18B20
High-accuracy DFRobot Gravity temperature sensor (±0.5°C) for Arduino. Wide -55°C to +125°C range, digital single-bus interface.
The DFRobot Gravity Digital Temperature Sensor DS18B20 is an advanced component designed for high-precision temperature measurement. Built around the renowned Dallas DS18B20 chip, it offers exceptional accuracy and reliability for demanding applications. Its digital output and single-bus communication simplify integration, making it a favourite for both professional engineers and hobbyists.
This sensor delivers a maximum 12-bit resolution with an accuracy of up to ±0.5°C, providing detailed and dependable readings across a wide functional range from -55°C to +125°C. It features a built-in EEPROM for storing alarm thresholds and supports parasitic power mode, reducing the need for an external power supply in certain configurations. Its ultra-small size and robust anti-interference capabilities ensure stable performance in embedded systems.
Perfect for prototyping and educational projects, this sensor is an ideal introduction to temperature-dependent electronics. It connects seamlessly with Arduino development boards via the standard Gravity interface, allowing for quick setup and experimentation. Whether you're developing a smart home device, an environmental monitor, or a scientific instrument, the DS18B20 provides the precise data you need.
Key Features & Specifications
- High Accuracy: Offers precision up to ±0.5°C with 12-bit resolution.
- Wide Range: Functional detection from -55°C to +125°C (-67°F to +257°F).
- Digital Interface: Features advanced single-bus data communication for simplified wiring.
- Flexible Power: Parasitic power mode is available for specific circuit designs.
- Onboard Memory: Includes built-in EEPROM for storing temperature limit settings.
- Compact Design: Small form factor enables use in space-constrained applications.
- Easy Integration: Part of the DFRobot Gravity series for plug-and-play use with Arduino.
- Embedded system design and development
- Electronics design and prototyping
- Internet of Things (IoT) projects
- Hobbyist and educational electronics
- Core Component: Dallas DS18B20 sensor
- Resolution: Maximum 12-bit
- Accuracy: Up to ±0.5°C
- Measurement Range: -55°C to +125°C (-67°F to +257°F)
- Communication: Advanced single-bus data protocol
- Power Mode: Parasitic mode available
- Memory: Built-in EEPROM for temperature limits
- Dimensions: 33mm (Width) x 43mm (Height) x 15mm (Depth)
- Weight: 11 grams
- Accessory Type: Temperature Sensor
- Compatibility: For use with Arduino development boards
- Product Range: Gravity Series
- Functional detection range: -55°C to +125°C (-67°F to +257°F)
- For Use With: Arduino Development Boards
- SVHC: No SVHC (04-Feb-2026)
Always follow local regulations and product guidance.
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
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