SKU: SENS-3913
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Sensirion SHT31-DIS-F2.5KS Humidity & Temperature Sensor, 0 to 100%RH, −40°C to +125°C, ±2%RH, I2C Interface, DFN-8 Package

₹289.00 (Inclusive of all taxes)
Out of Stock

The Sensirion SHT31-DIS-F2.5KS is a fully calibrated digital humidity and temperature sensor with an I2C interface, designed for integration into industrial monitoring systems, HVAC controls, and portable data loggers. It operates from 2.4V to 5.5V, ensuring compatibility with 3.3V and 5V logic systems including Arduino, Raspberry Pi, and ESP32 platforms.

Features

  • High-accuracy humidity sensing with ±2% RH typical tolerance
  • Wide operating range: −40°C to +125°C and 0 to 100% RH
  • Low-power I2C digital interface for easy system integration
  • Robust DFN-8 surface-mount package, reflow solderable
  • Excellent long-term stability for reliable environmental monitoring

Out of stock

Description

The SHT31-DIS-F2.5KS utilizes Sensirion’s proven CMOSens® technology, which integrates a capacitive polymer humidity sensor and a band-gap temperature sensor on a single CMOS chip. This monolithic integration provides superior signal conditioning, high reliability, and minimal cross-sensitivity. The sensor delivers fully calibrated, linearized digital outputs via the I2C fast-mode interface.

Engineered for demanding applications, the sensor features outstanding long-term stability and fast response times. Its wide supply voltage range from 2.4V to 5.5V and low power consumption make it suitable for battery-operated devices. The DFN-8 package is designed for automated assembly and offers robust performance in harsh environmental conditions.

Key Features

  • High-precision capacitive humidity sensing with ±2% RH accuracy
  • Integrated digital temperature sensor with ±0.2°C typical accuracy
  • Fully calibrated, linearized digital output via I2C interface
  • Ultra-low power consumption for battery-powered applications
  • Excellent long-term stability and minimal hysteresis
  • Reflow-solderable DFN-8 surface-mount package
  • Wide operating voltage range (2.4V to 5.5V) for flexible design
  • Robust construction for reliable performance in harsh environments

Applications

  • HVAC and building automation systems for climate control
  • Weather stations and environmental monitoring networks
  • Industrial process monitoring and data loggers
  • Portable medical devices and respiratory equipment
  • Agricultural and greenhouse climate management systems

Technical Specifications

Manufacturer Part NumberSHT31-DIS-F2.5KS
Sensor TypeHumidity & Temperature
Humidity Range0 to 100% RH
Humidity Accuracy±2% RH (typical)
Temperature Range−40°C to +125°C
Supply Voltage2.4V to 5.5V DC
InterfaceI2C Digital
Output TypeDigital
Package TypeDFN-8
Operating Temperature-40°C to +125°C

Frequently Asked Questions

What is the operating voltage range for the SHT31-DIS-F2.5KS sensor?

The sensor operates from 2.4V to 5.5V DC, making it compatible with both 3.3V and 5V logic systems commonly found on microcontrollers like Arduino, ESP32, and Raspberry Pi. This wide range allows for flexible power supply design in battery-powered or line-powered applications.

What communication protocol does this sensor use and how do I connect it?

It uses a standard I2C (Inter-Integrated Circuit) interface. You will need to connect the SDA (data) and SCL (clock) lines to your microcontroller, along with power (VDD) and ground (GND). The I2C address is configurable, allowing multiple sensors on the same bus.

Is the sensor calibrated, and what is its typical accuracy?

Yes, the SHT31-DIS-F2.5KS is fully factory calibrated. It provides a typical humidity accuracy of ±2% RH and a typical temperature accuracy of ±0.2°C. This high precision is maintained across its full measurement range, ensuring reliable data for critical monitoring applications.

What is the package type and is it suitable for SMT assembly?

The sensor comes in a DFN-8 (Dual Flat No-lead) surface-mount package. It is designed for reflow soldering and is fully compatible with standard SMT (Surface-Mount Technology) assembly processes, making it ideal for high-volume automated manufacturing.

Package Includes

  • 1 x Sensirion SHT31-DIS-F2.5KS Humidity & Temperature Sensor

Additional Information

Weight 0.02 kg
Dimensions 11 × 9 × 5 cm