Description

The SHT31-D is a high-precision temperature and humidity sensor from Sensirion, known for its excellent ±2% relative humidity and ±0.3°C accuracy. This sensor features a true I2C interface, making it easy to read data from and integrate into your projects. With support for both 3V and 5V systems, it is compatible with a wide range of microcontrollers and microcomputers. A breakout board is included with pull-up resistors and capacitors to ensure smooth operation. The sensor comes with two address options, making it even more versatile for multi-sensor applications. This sensor is ideal for weather stations, environmental monitoring, and other projects requiring high-precision measurements.

Why Choose the SHT31-D?

The SHT31-D offers exceptional accuracy and ease of integration thanks to its I2C interface and wide voltage compatibility. Its ±0.3°C accuracy and ±2% relative humidity accuracy make it suitable for applications where precise environmental measurements are crucial. Additionally, the simple I2C communication allows for easy integration with various microcontrollers, while the breakout board simplifies setup with pre-installed supporting components. Whether you're building a weather station, environmental sensor, or other precision monitoring system, the SHT31-D provides the reliability and performance you need.

Key Features

High Precision: ±0.3°C temperature and ±2% relative humidity accuracy.
True I2C Interface: Simplifies data communication and integration with microcontrollers.
Wide Voltage Compatibility: Operates on both 3V and 5V systems.
Dual Address Options: Two I2C address options for more flexible system integration.
Built-in Supporting Components: Includes pull-up resistors and capacitors for easy setup.
Compact Design: Space-saving and easy to incorporate into small projects.

Technical Specifications

Accuracy: ±0.3°C temperature, ±2% relative humidity
Operating Voltage: 2.5V to 5V DC
Interface: I2C
Default I2C Address: 0x44 (with ADR pin to 0x45)
Pins: Vin (Power), GND (Ground), SCL (I2C clock), SDA (I2C data), ADR (I2C address selection), RST (Hardware reset), ALR (Alert/Interrupt output)
Response Time: Fast and reliable for real-time applications
Package: Fully assembled PCB with header pins for easy soldering

Applications

Weather Stations: Ideal for real-time temperature and humidity monitoring.
Environmental Monitoring: Use for tracking environmental conditions in sensitive areas.
Smart Home Systems: Integrate into home automation for climate control.
Data Logging: Perfect for applications that require continuous logging of environmental data.
Industrial Control Systems: Can be used to monitor climate conditions in industrial settings.

With the SHT31-D, you can easily add high-precision temperature and humidity sensing capabilities to your projects, ensuring accurate environmental readings for a variety of applications.