STMicroelectronics H3LIS331DL High-G Digital Accelerometer

The H3LIS331DL is a high-performance 3-axis digital accelerometer that belongs to the family of ultra-low-power devices from STMicroelectronics. This MEMS sensor features a high full-scale range of up to ±400g and provides digital I2C/SPI serial interfaces, making it an ideal choice for a wide range of applications in which high robustness and high G-force detection is required.

Key Features

• Wide extended operating temperature range (-40°C to +85°C)
• High full-scale range (±100g/±200g/±400g)
• 16-bit data output
• I2C/SPI digital output interface
• Programmable data rate from 0.5 Hz to 1 kHz
• Low power consumption
• 6D/4D orientation detection
• Free-fall detection
• High shock survivability
• Embedded self-test

Applications

The H3LIS331DL is particularly suited for the following application areas:

• Impact recognition and logging
• Vibration monitoring and compensation
• Free-fall detection
• Industrial applications including platform stabilization, robotics, and heavy machinery
• Sport and health device integration
• Navigation and telematics

Product Description

With its robust design, the H3LIS331DL ensures high stability over a wide temperature range and is resistant to mechanical stress, making it the go-to accelerometer for demanding industrial environments. The sensor's high-resolution 16-bit data output allows for precise measurements, while its programmable data rate and full-scale range enable customization for specific application needs.

The device also incorporates advanced features such as 6D/4D orientation detection, which identifies the directional movement of the device, and free-fall detection algorithms, which are essential for safety-critical applications. The embedded self-test capability allows the sensor to verify its own functionality, ensuring reliable operation throughout its lifetime.

Thanks to its low power consumption, the H3LIS331DL is also suitable for battery-operated devices where power efficiency is crucial. Overall, this accelerometer is a versatile and reliable component that provides high-precision force detection in a compact package.