ILPS22QSTR

Pressure Sensors Transducers Overview

The ILPS22QSTR is an ultra-compact piezoresistive absolute pressure sensor functioning as a digital output barometer. It features a 10-HLGA (2x2) package and operates on a supply voltage of 1.7V to 3.6V. The device measures absolute pressure within a range of 26kPa to 406kPa (3.77PSI to 58.89PSI). It provides a 24-bit digital output via I2C, I3C, or SPI interfaces. Accuracy is specified at ±0.01PSI (0.05kPa), with a maximum pressure rating of 2000kPa (290.08PSI). Operating temperature ranges from -40°C to +105°C.

Pressure Sensors Transducers Feature Summary

• Integrated Qvar electrostatic sensor for proximity detection
• Temperature compensated for high accuracy across extended ranges
• Low current consumption suitable for battery-powered devices
• Ultra-compact 10-pin HLGA surface mount package

Pressure Sensors Transducers Applications

• Mobile and wearable devices for altitude measurement
• Indoor navigation systems
• Weather station equipment
• Industrial automation monitoring

Pressure Sensors Transducers Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to ensure correct packaging and specifications. Confirm that the component meets the required environmental standards for the intended operating temperature range. Check for any recent Product Change Notifications regarding manufacturing or labeling updates before finalizing procurement orders.

Pressure Sensors Transducers Selection Notes

Select this component when a small form factor is critical alongside high precision absolute pressure sensing. The integrated Qvar feature adds value for applications requiring proximity detection without additional sensors. Ensure the system interface supports the available digital protocols. Consider the extended temperature range if the application involves harsh environments.

Pressure Sensors Transducers Part Context

This part belongs to the ILPS22QS family of digital barometers from STMicroelectronics. It is designed for mobile and wearable electronics where space and power efficiency are paramount. The series includes variants with different packaging options, but this specific model utilizes the 10-HLGA footprint optimized for dense PCB layouts.

Pressure Sensors Transducers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult the manufacturer's official cross-reference guide for verified alternatives.