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Sensirion
Antifogging

Antifogging

Product catalog summary

Overview
The document discusses anti-fogging humidity sensors designed for automotive applications, emphasizing their small size, speed, reliability, and full calibration with linearized output. These sensors are automotive certified under ISO/TS16949 and AEC-Q100 standards, enhancing comfort, safety, and energy efficiency.

Features

Dimensions: 2.5 x 2.5 x 0.9 mm³
Output: I2C, Voltage Out
Supply Voltage Range: 2.4 to 5.5 V
Energy Consumption: 4.8 µW at 2.4 V with low repeatability and 1 measurement per second
Relative Humidity (RH) Operating Range: 0–100% RH
Temperature Operating Range: -40 to +125 °C (-40 to +257 °F)
RH Response Time: 8 seconds (tau63%)

New Functionalities

Alert mode with programmable humidity and temperature limits
Enhanced signal processing
Two distinctive and user-selectable I2C addresses
Communication speeds up to 1 MHz

Applications

Automotive: Anti-fogging, climate control, climate seat
Appliances
Medical
Internet of Things
Building Technology
Industrial

Technology

Utilizes Sensirion’s CMOSens® technology
Small sensor chip with onboard CMOS logic
Cost-effective for high volumes
Reliable technology with long-term stability
Strong technical support with extensive experience

Catalog excerpts

Antifogging Humidity Sensors – For Automotive Applications Humidity Sensors Increase Comfort, Safety and Energy-Efficiency § Small, fast and reliable § Fully calibrated and linearized output § Automotive certified: ISO/TS16949 and AEC-Q100

Open the catalog to page 1

Humidity Sensor SHT3x FEATURES ■ Size: 2.5 x 2.5 x 0.9 mm3 ■ Output: I2C, Voltage Out ■ Supply voltage range: 2.4 to 5.5 V ■ Energy consumption: 4.8 pW (at 2.4 V, low repeatability, 1 measurement/s) ■ RH operating range: 0-100% RH ■ T operating range: -40 to +125 °C (-40 to +257 °F) ■ RH response time: 8 sec (tau63%) NEW FUNCTIONALITIES ■ Alert mode with programmable humidity and temperature limits ■ Enhanced signal processing ■ Two distinctive and user-selectable I2C addresses ■ Communication speeds of up to 1 MHz APPLICATIONS ■ Automotive: Anti-fogging, climate control, climate seat ■ Appliances ■...

Open the catalog to page 2

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