LPS28DFW5TR

Pressure Sensors Transducers Overview

The LPS28DFW5TR is an ultra-compact piezoresistive absolute pressure sensor functioning as a digital output barometer. It features dual full-scale modes: Mode 1 covers 260 to 1260 hPa, while Mode 2 extends from 260 to 4060 hPa. The device offers low current consumption down to 1.7 μA and absolute pressure accuracy of 0.5 hPa with low noise at 0.32 Pa. It provides 24-bit pressure data output with an ODR ranging from 1 Hz to 200 Hz via I²C or MIPI I3C SM interfaces. Operating within a supply voltage of 1.7 to 3.6 V and temperatures from -40 °C to +85 °C, it includes embedded temperature compensation and FIFO.

Pressure Sensors Transducers Feature Summary

• Dual full-scale absolute pressure measurement capabilities for versatile environmental monitoring
• Ultra-low power consumption optimized for battery-operated personal electronics
• Water-resistant ceramic LGA package with metal lid for durability in consumer applications

Pressure Sensors Transducers Applications

• Personal electronics and wearable devices requiring compact pressure sensing
• Consumer applications needing reliable barometric data
• IoT solutions integrating pressure and temperature monitoring

Pressure Sensors Transducers Procurement Notes

Verify the specific suffix '5TR' indicates reel packaging when ordering. Confirm that the metal lid connection aligns with your PCB layout requirements, as it can be grounded or left floating. Ensure the selected mode matches your application's pressure range needs. Check RoHS compliance status if required by your manufacturing standards. Validate interface compatibility with your host controller before finalizing procurement.

Pressure Sensors Transducers Selection Notes

Select this component for applications demanding high accuracy and low noise in a small form factor. Consider the dual-mode capability if your design requires flexibility between standard atmospheric and higher pressure ranges. Evaluate the low power consumption benefits for battery life extension. Ensure the operating temperature range meets your environmental constraints. Verify interface support for I²C or MIPI I3C SM in your system architecture.

Pressure Sensors Transducers Part Context

The LPS28DFW series represents STMicroelectronics' advancement in piezoresistive pressure sensing technology. This model improves upon predecessors by reducing power consumption and pressure noise. It is designed specifically for the stringent size and performance requirements of modern consumer electronics. The integration of digital output simplifies system design by eliminating analog signal conditioning needs.

Pressure Sensors Transducers Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Users should verify compatibility with existing designs if considering alternative sensors. Consult official STMicroelectronics resources for potential cross-references or updated product line information.