LPS25HBTR

Pressure Sensors Transducers Overview

The LPS25HBTR is a piezoresistive absolute pressure sensor functioning as a digital output barometer. It operates within a pressure range of 260 to 1260 hPa (26 kPa to 126 kPa). The device features a 24-bit resolution and supports I2C and SPI digital interfaces. Powered by a voltage supply between 1.7 V and 3.6 V, it consumes 4 uA of operating current. Accuracy is specified at 100 Pa. The component is housed in a 10-LLGA package with dimensions of 2.5x2.5 mm and weighs 130 mg. It functions reliably across a temperature range of -30°C to +105°C.

Pressure Sensors Transducers Feature Summary

• Piezoresistive MEMS sensing element integrated with signal conditioning IC
• Temperature-compensated digital output for accurate barometric readings
• Dual interface compatibility supporting both I2C and SPI protocols
• Ultra-low power consumption suitable for battery-operated wearable devices

Pressure Sensors Transducers Applications

• Wearable electronic devices requiring altitude tracking
• Indoor navigation systems utilizing barometric data
• Smartphones and tablets for weather monitoring applications
• IoT wireless sensor nodes integrating environmental sensing

Pressure Sensors Transducers Procurement Notes

Verify the specific ordering suffix against the manufacturer datasheet to ensure correct packaging configuration. Confirm that the HLGA-10 package variant matches the required footprint for PCB layout. Check humidity sensitivity classification prior to assembly processing. Ensure the digital interface selection aligns with the host microcontroller capabilities. Validate the operating voltage range compatibility with the system power supply design.

Pressure Sensors Transducers Selection Notes

Select this component when high precision barometric measurement is required in a compact form factor. The 24-bit resolution provides detailed data for altitude change detection. Consider the low power profile for extended battery life in portable electronics. Verify interface compatibility with existing system architecture before integration. Evaluate thermal performance requirements against the specified operating temperature range.

Pressure Sensors Transducers Part Context

The LPS25HBTR belongs to the LPS25HB series of pressure sensors manufactured by STMicroelectronics. This series is designed for board-mount applications using surface mount technology. The device integrates a sensing element and an IC interface on a single silicon die. It serves as a key component in environmental sensing solutions for consumer electronics and IoT devices.

Pressure Sensors Transducers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.