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MAX31820 (2)
The MAX31820 is available from Analog Devices at Xecor. Designed for ambient temperature sensing, the MAX31820 offers high accuracy (±0.5°C from +10°C to +45°C), wide temperature range (-55°C to +125°C), and a unique 1-Wire interface that simplifies communication and reduces system complexity. Available in a 3-pin TO-92 package, it is ideal for HVAC environmental controls, industrial systems, process monitoring, and consumer products. Whether used in thermostatic controls, thermometers, or temperature monitoring systems, this series ensures reliable performance, scalability, and efficiency for demanding applications. Xecor is an authorized distributor for Analog Devices. Please view our extensive selection of the MAX31820 series below.
| Part Number | Description | Package | Inventory | Add To Bom |
|---|---|---|---|---|
| MAX31820MCR+ | Board Mount Temperature Sensors AMBIENT TEMPERATURE SENSOR | TO-92 | 6,178 | |
| MAX31820MCR+T | Board Mount Temperature Sensors AMBIENT TEMPERATURE SENSOR T&R | TO92-3 | 4,409 |
Key Featrues
Unique 1-Wire Interface: The MAX31820 utilizes a 1-Wire interface, requiring only one port pin for communication. This simplifies wiring and reduces the complexity of system design, making it ideal for space-constrained applications and distributed temperature-sensing systems.
Wide Temperature Range: With an operating range of -55°C to +125°C, the sensor is suitable for extreme environments, including industrial systems, HVAC controls, and outdoor equipment, ensuring reliable performance across diverse use cases.
High Accuracy: The sensor offers ±0.5°C accuracy within the +10°C to +45°C range and ±2.0°C accuracy across its full operating range. This precision ensures accurate temperature monitoring, critical for applications like thermostats, thermometers, and process control systems.
User-Selectable Resolution: The thermometer resolution is configurable from 9 to 12 bits, allowing users to balance measurement speed and precision. This flexibility enhances efficiency in applications where either rapid readings or high accuracy is prioritized.
Multidrop Capability: The sensor supports multidrop functionality, enabling multiple devices to share a single data line. This feature simplifies distributed temperature-sensing applications, reducing hardware complexity and cost in large-scale systems.
Wide Temperature Range: With an operating range of -55°C to +125°C, the sensor is suitable for extreme environments, including industrial systems, HVAC controls, and outdoor equipment, ensuring reliable performance across diverse use cases.
High Accuracy: The sensor offers ±0.5°C accuracy within the +10°C to +45°C range and ±2.0°C accuracy across its full operating range. This precision ensures accurate temperature monitoring, critical for applications like thermostats, thermometers, and process control systems.
User-Selectable Resolution: The thermometer resolution is configurable from 9 to 12 bits, allowing users to balance measurement speed and precision. This flexibility enhances efficiency in applications where either rapid readings or high accuracy is prioritized.
Multidrop Capability: The sensor supports multidrop functionality, enabling multiple devices to share a single data line. This feature simplifies distributed temperature-sensing applications, reducing hardware complexity and cost in large-scale systems.
Applications
Thermometer Systems: The MAX31820 is ideal for directly digitizing temperature signals in thermometer systems. Its 1-Wire interface simplifies communication, and its ±0.5°C accuracy ensures precise temperature measurements, making it suitable for medical, industrial, and consumer thermometer applications.
HVAC Environmental Controls: The MAX31820 is perfect for directly digitizing ambient temperature signals in HVAC systems. Its wide operating range (-55°C to +125°C) and high resolution (up to 12 bits) enable accurate temperature monitoring and control, ensuring efficient climate management in residential and commercial buildings.
Industrial Process Monitoring: The MAX31820 is well-suited for directly digitizing temperature signals in industrial process monitoring systems. Its user-definable nonvolatile alarm settings and multidrop capability simplify distributed temperature sensing, making it ideal for monitoring and controlling processes in manufacturing and production environments.
Thermostatic Controls: The MAX31820 is excellent for directly digitizing temperature signals in thermostatic control systems. Its ability to measure temperatures with ±0.5°C accuracy and its 1-Wire interface make it a reliable choice for maintaining precise temperature settings in appliances, machinery, and building automation systems.
HVAC Environmental Controls: The MAX31820 is perfect for directly digitizing ambient temperature signals in HVAC systems. Its wide operating range (-55°C to +125°C) and high resolution (up to 12 bits) enable accurate temperature monitoring and control, ensuring efficient climate management in residential and commercial buildings.
Industrial Process Monitoring: The MAX31820 is well-suited for directly digitizing temperature signals in industrial process monitoring systems. Its user-definable nonvolatile alarm settings and multidrop capability simplify distributed temperature sensing, making it ideal for monitoring and controlling processes in manufacturing and production environments.
Thermostatic Controls: The MAX31820 is excellent for directly digitizing temperature signals in thermostatic control systems. Its ability to measure temperatures with ±0.5°C accuracy and its 1-Wire interface make it a reliable choice for maintaining precise temperature settings in appliances, machinery, and building automation systems.