PIMORONI MSA301 3DoF Motion Sensor Breakout

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Working Principle

Description

The PIMORONI MSA301 3DoF Motion Sensor Breakout utilizes a triaxial, low-g accelerometer to measure acceleration in three dimensions. It operates on the principle of capacitive sensing, which is favored for its high sensitivity, reliability, low temperature dependence, and low power consumption. The sensor outputs data via an I2C interface and can be used in various applications to track the motion of objects.

Sensor Types

Accelerometer

Gyroscope

Dos And Donts

Donts

  • Avoid Physical Impact: Do not expose the sensor to physical shocks or vibrations beyond its handling capacity as it may lead to permanent damage.,
  • Do Not Exceed Power Ratings: Avoid exceeding the operating current of 180μA to prevent overheating and potential failure.,
  • Prevent Exposure To Moisture: Keep the sensor dry and avoid operating in humid environments to maintain its integrity and performance.

Dos

  • Follow Voltage Specifications: Ensure the operating voltage remains between 1.62V and 3.6V to avoid damaging the sensor.,
  • Use Within Temperature Limits: Operate the sensor within the temperature range of -40°C to +85°C to ensure accurate functioning.,
  • Handle With Care: Due to its small size and delicate structure, handle the sensor with care during installation and operation.
Limits

Acceleration Range

±2g/±4g/±8g/±16g

Current Limit

180μA

Output Data Rate

1Hz to 500Hz

Temperature Range

-40°C to +85°C

Voltage Range

1.62V to 3.6V

How To Connect

Connection Guide

  • Interface Type: I2C Interface,
  • Connection Steps: Connect the SDA and SCL pins of the sensor to the corresponding I2C pins on your microcontroller or processor. Ensure correct power supply connections and configure the device settings as per the application requirements.
Dimensions

Package Type

LGA-12 pins

Sensor Size

2x2x0.91 mm

Shipping Dimensions

6 × 4 × 1 cm

Shipping Weight

0.004 kg