Overview
The SHT31-DIS-B2.5KS is a high-precision digital humidity and temperature sensor produced by Sensirion AG. This sensor is part of the SHT3x series, which is renowned for its reliability, long-term stability, and high accuracy. The SHT31-DIS-B2.5KS integrates multiple functions and interfaces, making it highly versatile for various applications. It features a fully calibrated, linearized, and temperature-compensated digital output, ensuring accurate measurements across a wide range of conditions.
Key Specifications
| Parameter | Value |
|---|---|
| Humidity Accuracy | ±2% RH (typical) |
| Operating Humidity Range | 0 - 100% RH |
| Humidity Response Time (τ63%) | 8 seconds |
| Temperature Accuracy | ±0.2°C (typical) |
| Temperature Response Time (τ63%) | > 2 seconds |
| Supply Voltage | 2.4 - 5.5 V |
| Average Supply Current | 1.7 μA |
| Max. Supply Current | 1500 μA |
| Operating Temperature Range | -40°C to 125°C |
| Interfaces | I²C (up to 1 MHz) |
| Package Size | 2.5 x 2.5 x 0.9 mm³ (DFN-8-EP) |
Key Features
- Fully calibrated, linearized, and temperature-compensated digital output.
- High reliability and long-term stability thanks to Sensirion’s CMOSens® technology.
- Wide supply voltage range from 2.15 V to 5.5 V.
- I²C interface with communication speeds up to 1 MHz and two user-selectable addresses.
- Fast start-up and measurement time.
- Tiny 8-Pin DFN package with a footprint of 2.5 x 2.5 mm².
- NIST traceability for calibration.
- Enhanced signal processing and industry-proven technology.
Applications
The SHT31-DIS-B2.5KS is suitable for a wide range of applications, including:
- Environmental monitoring systems.
- Industrial automation and control systems.
- Medical devices and healthcare equipment.
- Aerospace and automotive applications.
- Consumer electronics, such as smart home devices and wearables.
- Agricultural and weather monitoring systems.
Q & A
- What is the typical humidity accuracy of the SHT31-DIS-B2.5KS?
The typical humidity accuracy is ±2% RH.
- What is the operating temperature range of the SHT31-DIS-B2.5KS?
The operating temperature range is -40°C to 125°C.
- What interface does the SHT31-DIS-B2.5KS use for communication?
The sensor uses an I²C interface with communication speeds up to 1 MHz.
- What is the supply voltage range for the SHT31-DIS-B2.5KS?
The supply voltage range is 2.4 - 5.5 V.
- How accurate is the temperature measurement of the SHT31-DIS-B2.5KS?
The typical temperature accuracy is ±0.2°C.
- What is the response time for humidity measurements?
The response time for humidity measurements is 8 seconds (τ63%).
- Is the SHT31-DIS-B2.5KS calibrated and linearized?
Yes, the sensor is fully calibrated, linearized, and temperature-compensated.
- What is the package size of the SHT31-DIS-B2.5KS?
The package size is 2.5 x 2.5 x 0.9 mm³ (DFN-8-EP).
- Does the SHT31-DIS-B2.5KS have NIST traceability?
Yes, the sensor has NIST traceability for calibration.
- What are some common applications for the SHT31-DIS-B2.5KS?
Common applications include environmental monitoring, industrial automation, medical devices, aerospace, automotive, consumer electronics, and agricultural monitoring.
