SHENZHEN GANGXINLI ELECTRONICS CO.,LTD

SHENZHEN GANGXINLI ELECTRONICS CO.,LTD

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2026/3/6

Introduction to ILPS22QSTR

.Overview of product

The ILPS22QSTR is an ultra-compact, high-precision digital absolute pressure sensor by STMicroelectronics,designed for accurate barometric and pressure sensing in industrial and portable embedded systems.

 

.Core parameter

Category:Sensors,Transducers,Pressure Sensors,Transducers

Manufacturer:STMicroelectronics

Packaging:Tape & Reel

Part Status:Active

Operating Pressure:3.77PSI ~ 58.89PSI (26kPa ~ 406kPa)

Output Type:I2C, I3C, SPI

Output:24 b

Accuracy:±0.01PSI (0.05kPa)

Voltage - Supply:1.7V ~ 3.6V

Features:Temperature Compensated

Termination Style:SMD (SMT) Tab

Maximum Pressure:290.08PSI (2000kPa)

Operating Temperature:-40°C ~ 105°C

Mounting Type:Surface Mount

Package / Case:10-WFLGA

 
.Main characteristics

High Precision:Delivers ±0.01PSI (0.05kPa) measurement accuracy and 24-bit digital output for reliable, high-resolution pressure data.

Dual Range: Supports user-selectable dual full-scale pressure ranges, adaptable to both barometric and medium-pressure applications.

Multi Interface:Equipped with I2C, I3C, and SPI digital interfaces, supporting flexible communication and easy system integration.

Low Power:Optimized for low current consumption, ideal for battery-powered portable and remote monitoring devices.

Robust Design:Withstands high mechanical shock and operates reliably under harsh environmental conditions.

Compact Size:Small 10-WFLGA surface-mount package saves PCB space and supports miniaturized product design.

 

.Application field

Weather Monitor:Used in compact weather stations for real-time ambient pressure and altitude tracking.

Gas Metering:Applied in smart gas meters for accurate flow and pressure monitoring.

Water Leak Detector:Integrated into industrial systems to detect liquid presence and leakage via pressure changes.

Wearable Altimeter:Provides precise elevation data for outdoor sports watches and fitness trackers.

HVAC Control:Monitors air pressure in ventilation systems to optimize fan speed and air quality.

Man-Down Alarm:Used in personal safety devices to detect falls via rapid pressure/altitude changes.

Portable Device:Embedded in mobile equipment for context awareness and auto-adjustment functions.

 
.Summary

The ILPS22QSTR is a high-performance,versatile pressure sensor combining precision,low power, and ruggedness.Its compact form and rich interfaces make it suitable for industrial measurement,environmental monitoring,wearables,and smart devices.