LPS33WTR

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LPS33WTR

+BOM

SENSOR 18.27PSIA 24BIT 10CCLGA

  • ManufacturerSTMicroelectronics

  • Mfr. Part #LPS33WTR

  • In Stock3800

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Specifications

Attribute Value
PartStatus Obsolete
PressureType Absolute
OperatingPressure 3.77PSI ~ 18.27PSI (26kPa ~ 126kPa)
OutputType I2C, SPI
Output 24 b
Accuracy ±0.015PSI (±0.1kPa)
Voltage-Supply 1.7V ~ 3.6V
PortStyle No Port
Features Temperature Compensated
TerminationStyle SMD (SMT) Tab
MaximumPressure 290.08PSI (2000kPa)
OperatingTemperature -40°C ~ 85°C
Package/Case LGA
SupplierDevicePackage 10-CCLGA (3.3x3.3)
BaseProductNumber LPS33
Applications Board Mount
MountingType Surface Mount

Overview

Description

The LPS33WTR is a high-performance pressure sensor designed by STMicroelectronics. It is part of the LPS33 series, which is known for its accuracy, reliability, and durability in various environmental conditions. The sensor features a digital output barometer that can measure absolute pressure values, making it suitable for applications such as weather monitoring, altitude measurement, and industrial process control.
One of the standout features of the LPS33WTR is its water-resistant capability, making it ideal for use in humid or wet environments. It offers a pressure range of 260 to 1260 hPa and can operate in temperatures from -40°C to +85°C. The sensor provides a high-resolution output with low power consumption, making it suitable for battery-powered devices.
The LPS33WTR integrates easily into electronic systems via I2C or SPI interfaces. It also features embedded temperature compensation and a built-in FIFO to manage data efficiently. With its compact design and robust performance, the LPS33WTR is a versatile solution for various pressure sensing applications.

Equivalent

The LPS33WTR is a water-resistant, high-precision pressure sensor by STMicroelectronics. Equivalent products might include the Bosch BMP388, TE Connectivity MS5803-02BA, and the Honeywell MPRLS0001PG0000AP. Each of these sensors offers comparable pressure sensing capabilities and environmental protections, making them suitable alternatives in applications requiring water resistance and precision. Always check specific datasheets and application requirements for compatibility.

Features

The LPS33WTR is a high-performance, ultra-compact piezoresistive pressure sensor designed for applications requiring precise pressure measurements. It features:
1. Pressure Range: Capable of measuring absolute pressure from 260 to 1260 hPa, suitable for altimeters and barometers.
2. Accuracy and Stability: Offers high accuracy with minimal drift over time, providing consistent performance.
3. Water-Resistant: Built to withstand moisture and dust, making it ideal for outdoor and harsh environmental conditions.
4. Low Power Consumption: Designed for energy efficiency, suitable for battery-powered devices.
5. Operating Temperature: Functions effectively in a wide temperature range from -40°C to +85°C.
6. Digital Interface: Equipped with I²C and SPI interfaces for easy integration with microcontrollers and other digital systems.
7. Compact Design: Its small size allows for easy integration into space-constrained applications.
8. Robust Packaging: Comes in a robust package that enhances durability and reliability.
These features make the LPS33WTR suitable for use in a variety of applications, including consumer electronics, weather stations, and industrial monitoring systems.

Pinout

The LPS33WTR is a MEMS pressure sensor with a digital output from STMicroelectronics. It is designed for wearable and harsh environmental applications due to its water-resistance feature. The LPS33WTR typically has a 10-pin configuration. These pins serve various functions, including:
1. VDD: Power supply.
2. GND: Ground.
3. SCL: Serial clock line for I2C interface.
4. SDA: Serial data line for I2C interface.
5. SDO: Serial data output for SPI interface.
6. CS: Chip select for SPI interface.
7. INT1: Programmable interrupt pin.
8. INT2: Second programmable interrupt pin.
9. BOOT: Boot mode selection.
10. NC: Not connected or reserved for future use.
The sensor is capable of measuring pressure in a range of 260 to 1260 hPa and provides high-resolution digital outputs compatible with I2C and SPI communication protocols. Its primary function is to provide accurate and reliable pressure measurements in a compact form factor suitable for integration into various electronic systems.

Manufacturer

The LPS33WTR is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics specializes in the design, development, and manufacturing of a wide range of semiconductor products. The company serves various industries including automotive, industrial, personal electronics, and communications equipment. STMicroelectronics is known for its focus on innovation and providing technologies that enable smarter systems and applications. They produce integrated circuits and discrete devices, catering to the needs of both consumer and industrial markets.

Application

The LPS33WTR is a high-performance pressure sensor designed for various applications. Its main application areas include wearable devices, where it provides accurate altitude and pressure measurements for fitness and health tracking. It is also used in drones and other unmanned vehicles to aid in altitude control and navigation. Additionally, the sensor is suitable for industrial applications, such as liquid level sensing and weather monitoring systems, due to its robustness and ability to withstand harsh environments. Its water-resistant packaging makes it ideal for use in water sports equipment and other outdoor devices. Overall, the LPS33WTR is versatile in any application requiring precise pressure measurement.

Package

The LPS33WTR is a water-resistant, ultra-compact, piezoresistive absolute pressure sensor from STMicroelectronics. It is housed in a cylindrical metal (stainless steel) package that enhances durability and resistance to harsh environmental conditions, making it suitable for applications like wearables and industrial equipment. The package is designed to provide accurate pressure measurements, even in challenging environments.

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