Humidity Sensors/Temperature and Humidity Sensors SHT30-DIS-B10KS DFN-8_L2.5-W2.5-P0.50-BL-EP LCSC Part Number: C2687423 JLCPCB Part Class: undefined Manufactured by Sensirion(瑞士盛思锐)

A digital sensor platform that enables relative humidity and temperature measurements with market-leading performance. This sensor offers reduced power consumption and its exceptionally small size in a robust DFN housing enables it to be integrated into challenging designs while catering to the highest reliability demands. In particular, every SHT43 exhibits a best-in-class drift of <0.01 °C per year and comes with a unique ISO17025 three-point temperature calibration certificate, which enables cost-effective, high-volume manufacturing.

Humidity, Temperature 0 ~ 100% RH I2C ±1.8% RH 4 s Surface Mount The SHT41-AD1B-R3 is a high-precision digital humidity and temperature sensor developed by Sensirion. It integrates calibrated sensing elements, analog signal processing, and a digital communication interface within a compact surface-mount package optimized for space-constrained embedded applications. The device is designed for accurate environmental monitoring across industrial, consumer, HVAC, portable electronics, and IoT systems. The sensor utilizes Sensirion CMOSens® technology to provide stable long-term performance, fast response time, and excellent repeatability under varying environmental conditions. Factory calibration enables direct digital output without the need for external calibration circuitry. The integrated I²C interface simplifies system integration with microcontrollers and embedded processors. The SHT41-AD1B-R3 is engineered for low-power operation, making it suitable for battery-powered and energy-efficient designs. Its compact DFN package supports automated assembly processes and high-density PCB layouts. The device also incorporates advanced internal diagnostics and checksum protection to improve communication reliability and data integrity. Features High-accuracy relative humidity sensing High-accuracy temperature measurement Fully calibrated and linearized digital output I²C digital communication interface Low power consumption optimized for portable systems Fast response and measurement conversion time Excellent long-term stability and repeatability Integrated heater functionality for condensation mitigation Wide operating voltage range Compact surface-mount DFN package Factory-trimmed and tested performance High immunity to environmental stress and contamination Low drift over product lifetime Suitable for reflow soldering processes Electrical Characteristics Supply voltage supports low-voltage embedded systems Digital communication compatible with standard I²C hosts Low standby current consumption Optimized active measurement current Integrated CRC data protection for communication integrity Environmental Characteristics Wide operating temperature range Wide relative humidity operating range Designed for high reliability in industrial and consumer environments Resistant to moisture-induced performance degradation Supports long operational lifetime with stable calibration Package Information Compact DFN surface-mount package Moisture-sensitive device suitable for automated assembly RoHS compliant and halogen-free construction Tape-and-reel packaging configuration for production assembly Applications Environmental monitoring systems HVAC and climate control equipment Smart home and IoT devices Portable electronics Industrial automation systems Data loggers and instrumentation Weather monitoring equipment Indoor air quality monitoring Battery-powered sensor nodes Consumer electronic products #commonpartslibrary #sensor #temperature #humidity #environmentalsensor #i2c #embedded #industrial #iot #sensirion

Air Quality Sensor CO2 Sensor 2.5V/3.3V/5V 20-Pin SMD EP T/R The SCD41-D-R1 is a miniature photoacoustic carbon dioxide sensor module developed by Sensirion for high-accuracy environmental sensing applications. The device integrates a CO₂ sensing element, temperature sensor, humidity sensor, optical components, calibration memory, and digital signal processing into a compact surface-mount package suitable for embedded systems and portable electronics. The sensor utilizes photoacoustic sensing technology to provide precise carbon dioxide concentration measurements while maintaining low power consumption and long-term stability. Integrated humidity and temperature sensing capabilities enable environmental compensation and simplify system integration by reducing the need for external sensors. The SCD41 communicates through a standard I²C digital interface and supports automatic self-calibration functions for reliable long-term operation. Its compact footprint and low energy requirements make it suitable for battery-powered devices, smart building systems, HVAC equipment, indoor air quality monitoring systems, and IoT applications. The module is factory calibrated and designed for continuous monitoring of indoor air quality conditions. The integrated architecture minimizes external component requirements while enabling accurate sensing performance across a wide operating range. Key Features Photoacoustic CO₂ sensing technology Integrated temperature and humidity sensing High accuracy carbon dioxide measurement I²C digital communication interface Low power consumption operation Automatic self-calibration support Compact surface-mount package Factory calibrated output Long-term measurement stability Optimized for indoor air quality applications Low-profile PCB mounting design RoHS and halogen-free compliant Electrical Characteristics Low-voltage supply operation Low average current consumption suitable for portable devices Integrated digital signal processing Non-volatile calibration memory Standard I²C communication compatibility Stable operation across industrial environmental conditions Mechanical Characteristics Compact SMD package for space-constrained applications Surface-mount assembly compatible Low-profile package structure Integrated optical cavity and sensing chamber Moisture-sensitive device requiring controlled handling during assembly Functional Characteristics Real-time carbon dioxide concentration monitoring Simultaneous temperature and humidity measurement Automatic environmental compensation Continuous and periodic measurement modes Fast startup and measurement response Long operational lifetime with stable calibration Optimized airflow design for accurate sensing Suitable for continuous indoor environmental monitoring Typical Applications Indoor air quality monitoring systems Smart thermostats and HVAC controllers Building automation equipment Demand-controlled ventilation systems Portable environmental monitoring devices Smart home and IoT products Air purification systems Occupancy and ventilation monitoring Battery-powered sensing devices Consumer and industrial environmental monitoring equipment #commonpartslibrary #sensor #airquality

Humidity, Temperature 0 ~ 100% RH I2C ±1.8% RH 4 s Surface Mount SHT40 / SHT41 Sensirion SHT4x Series (SHT40 / SHT41 / SHT43 / SHT45) – ultra-low-power digital humidity and temperature sensor with I²C interface. Provides high-accuracy relative humidity (RH) and temperature measurements in a compact 1.5 mm × 1.5 mm DFN package. Features factory calibration, CRC-protected communication, integrated heater, multiple I²C addresses, low current consumption, and optional PTFE membrane protection. Suitable for battery-powered, industrial, consumer, wearable, medical, HVAC, and IoT applications. Search Keywords: SHT4x, SHT40, SHT41, SHT43, SHT45, Sensirion Humidity Sensor, Temperature Sensor, Digital Humidity Sensor, Digital Temperature Sensor, RH Sensor, Relative Humidity Sensor, I2C Sensor, Environmental Sensor, Ultra Low Power Sensor, Precision Humidity Sensor, Precision Temperature Sensor, Industrial Sensor, IoT Sensor, HVAC Sensor, Battery Powered Sensor, DFN4 Sensor Hashtags: #SHT4x #SHT40 #SHT41 #SHT43 #SHT45 #Sensirion #HumiditySensor #TemperatureSensor #RHSensor #EnvironmentalSensor #I2C #I2CSensor #DigitalSensor #LowPowerSensor #IoT #HVAC #WearableElectronics #IndustrialElectronics #EmbeddedSystems #PCBDesign

Humidity Temperature Sensor 0 ~ 100% RH I²C ±3.5% RH 3 s Surface Mount #commonpartslibrary #sensor #Humiditysensor #integratedcircuit

Humidity, Temperature 0 ~ 100% RH I²C ±2% RH 8 s Surface Mount #humidity #temperature #I²C #commonpartslibrary #sensor

Humidity, Temperature 0 ~ 100% RH I2C ±2% RH 4 s Surface Mount #commonpartsLibrary #integratedcircuit #sensor #humidity #temperature

Humidity, Temperature 0 ~ 100% RH I2C ±3% RH 18 s Surface Mount #commonpartslibrary #integratedcircuit #sensor #temperature #humidity

Humidity, Temperature 0 ~ 100% RH I2C ±0.5% RH 4 s Surface Mount #commonpartslibrary #integratedcircuit #sensor

Temperature Humidity Sensor Digital DFN6 #CommonPartsLibrary #Sensor #Moisture Sensor #SHT3

Humidity, Temperature 0 ~ 100% RH I2C ±0.5% RH 4 s Surface Mount #commonpartslibrary #integratedcircuit #sensor #humidity #temperature

XIAO Logger HAT - A tiny temperature, humidity and light add-on module for XIAO with RTC and battery voltage monitoring.This little hat add-on for XIAO incorporates a Sensirion SHT40 temperature and humidity sensor, the BH1750 ambient light sensor, a PCF8563 real-time clock for accurate timekeeping, and an enableable voltage divider to keep track of the battery voltage.

The SparkFun BME688 Environmental Sensor is a breakout that combines a gas scanning sensor with temperature, humidity, and barometric pressure sensing for a complete environmental sensor in a single package. The gas sensor on the BME688 can detect a wide variety of volatile organic compounds (VOCs), volatile sulfur compounds (VSCs), and other gases such as carbon monoxide and hydrogen in the part per billion (ppb) range. Combine that with precise temperature, humidity, and barometric pressure and the BME688 can work as a completely standalone environmental sensor all in a 1in. x 1in. breakout!

The TGS2611-C00 specification defines the engineering requirements for a semiconductor gas sensor designed for the detection of combustible gases in industrial, commercial, and embedded monitoring systems. This specification establishes the functional, electrical, mechanical, environmental, and quality requirements necessary to ensure accurate gas detection, stable sensing characteristics, and long-term operational reliability. The sensor is intended for use in gas leak detection equipment, safety monitoring systems, residential and commercial appliances, industrial automation, and environmental monitoring applications. It utilizes semiconductor sensing technology to detect target combustible gases with high sensitivity and repeatable performance, enabling reliable monitoring and early warning in safety-critical environments. Engineering Requirements The gas sensor shall be manufactured using qualified semiconductor sensing materials and controlled production processes to ensure consistent sensitivity, repeatability, and long-term stability. The sensing element shall maintain reliable performance under specified operating voltage, temperature, humidity, and environmental conditions. Electrical characteristics shall provide stable output response, repeatable detection performance, and predictable recovery behavior following gas exposure. The sensor shall maintain reliable operation during continuous monitoring while minimizing drift and preserving measurement consistency throughout its service life. The sensing element shall provide dependable detection of the intended combustible gases while maintaining resistance to environmental influences and normal operational contaminants. The sensor shall exhibit stable response characteristics suitable for integration with embedded control systems and gas monitoring electronics. Mechanical construction shall provide adequate protection for the sensing element while allowing sufficient exposure to the surrounding atmosphere for effective gas diffusion. The package shall withstand handling, vibration, thermal cycling, and standard assembly processes without degradation of sensing performance or structural integrity. Workmanship shall be free from defects including contamination, mechanical damage, corrosion, package deformation, or structural inconsistencies that could adversely affect sensing accuracy or reliability. Inspection, validation, and testing shall be performed using calibrated equipment and controlled quality procedures to verify compliance with engineering and manufacturing requirements. Any deviation from this specification shall require formal engineering evaluation, documented technical justification, and approval through the established engineering change control process before implementation. Documentation Supporting documentation shall include engineering drawings, electrical specifications, gas sensitivity characteristics, qualification reports, inspection records, reliability data, material declarations, and revision-controlled manufacturing documentation. All documentation shall be maintained under formal configuration management and quality assurance systems to ensure complete product traceability. Revision Control Any modification to this specification shall be managed through the formal engineering change management process. All revisions shall undergo technical review, validation, and approval before release to ensure continued compliance with design intent and applicable engineering standards. #EngineeringSpecification #GasSensor #CombustibleGasSensor #SemiconductorSensor #GasDetection #IndustrialSafety #EmbeddedSystems #EnvironmentalMonitoring #QualityAssurance #EngineeringDocumentation

0.5% RH digital humidity sensor, 0.19% long-term drift, 400 nA, 4-sec response time, NIST traceable #Sensor #Transducer #Humidity-sensor

Basic ultra low-cost digital temperature and humidity sensor.

This is a reference design for PCA9615 IC 2-channel multipoint Fast-mode Plus differential I2C-bus with BME280 Humidity Temperature Sensor. Suitable for long-range I2C communication in harsh, EMI-noisy environment. #differencial #dI2C #industial #sensor #PCA9615 #Module #template #reusable #module #industrialsensing #nxp #sublayout

Fully calibrated temperature and humidity sensor with digital output and I²C interface The AHT30 is a high-precision digital temperature and humidity sensor developed by AOSONG Electronics. It integrates a capacitive humidity sensing element, a temperature sensor, and a dedicated ASIC in a compact DFN package. The device provides fully calibrated digital output through an I²C interface, offering low power consumption, excellent long-term stability, and reliable performance in demanding environmental conditions. It is widely used in smart home devices, HVAC systems, industrial controls, weather monitoring equipment, IoT devices, and consumer electronics. Key Features Fully calibrated digital temperature and humidity sensor I²C digital communication interface Relative humidity measurement range: 0% to 100% RH Temperature measurement range: -40°C to +85°C High accuracy: up to ±2% RH and ±0.3°C (typical) Wide operating voltage: 2.2 V to 5.5 V Low power consumption Fast response time Excellent long-term stability Strong anti-interference capability Compact DFN package suitable for reflow soldering Optimized ASIC with improved MEMS sensing technology Applications Smart home and IoT devices HVAC and air quality monitoring Weather stations Consumer electronics Medical equipment Industrial monitoring and control systems Refrigerators, dehumidifiers, and air conditioners Hashtags #AHT30 #AOSONG #TemperatureSensor #HumiditySensor #EnvironmentalSensor #I2C #MEMS #SmartHome #IoT #HVAC #IndustrialAutomation #WeatherMonitoring #EmbeddedSystems #ElectronicsDesign #PCBDesign

Humidity Temperature Sensor 0 ~ 100% RH I²C, SPI ±3% with 4 pins

The Bosch BME688 is a state-of-the-art digital low power gas, pressure, temperature, and humidity sensor that integrates Artificial Intelligence (AI) capabilities, making it the first of its kind in the market. Housed in a compact 3.0 x 3.0 x 0.9 mm³ metal lid LGA package, it is designed to meet the demands of mobile and connected applications where size and power consumption are critical factors. The sensor is capable of detecting Volatile Organic Compounds (VOCs), volatile sulfur compounds (VSCs), carbon monoxide, and hydrogen in the part per billion (ppb) range. Building on the features of the BME680, the BME688 introduces a gas scanner function that enhances its sensitivity, selectivity, data rate, and power consumption for specific applications. With the help of Bosch AI-Studio tool, customers can train the BME688 gas scanner for their specific needs, making it an ideal choice for a wide range of applications including indoor air quality measurement, detection of bad breath or spoiled food, early odor detection, and smart home devices among others. The BME688 operates within a supply voltage range of 1.71 V to 3.6 V and offers various modes of operation to balance power consumption and measurement responsiveness, catering to both portable and stationary applications.

The Grove - CO2 & Temperature & Humidity Sensor (SCD30) is a high precision carbon dioxide sensor, which is based on Sensirion SCD30. The measuring range of this sensor is 0 ppm-40'000 ppm, and the measurement accuracy can reach to ±(30 ppm + 3%) between 400ppm to 10'000ppm.

Humidity, Temperature 0 ~ 100% RH I2C ±1.5% RH 8 s Surface Mount SENSOR HUMI/TEMP 5V I2C 1.5% SMD SHT35

Multiple Function Sensor Modules BME690 is the gas sensor with Artificial Intelligence (AI) and integrated high-linearity and high-accuracy pressure, humidity and temperature sensors.

AHT20+BMP280 Temperature Humidity Pressure Module High-Precision Digital Sensors #I2C #AHT20 #BMP280 #part #digital