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High-Precision Digital MEMS Accelerometers Gyros for Demanding Unmanned Systems Operating In Harsh Environments

France

Tronics Microsystems,part of the TDK group,specializes in providing inertial MEMS (Micro-Electro-Mechanical Systems) sensor solutions for accurate motion detection,positioning,navigation,and monitoring of essential assets.
We are the sole provider of advanced closed-loop MEMS accelerometers and gyroscopes in the market. Our sensors serve as a compact, digital option to tactical-grade quartz accelerometers and Fiber Optic Gyroscopes (FOG) for Inertial Measurement Units (IMU) and Inertial Navigation Systems (INS) utilized in Unmanned Aerial Vehicles (UAV) and Unmanned Ground Vehicles (UGV) operating in dynamic and challenging conditions.

Explore Our High-Performance MEMS Inertial Sensors for Challenging applications

Avionics & Advanced Air Mobility
high-performance MEMS inertial sensors tailored for VTOL and aerospace applications.

Mining, Oil & gas
Compact, digital, and highly stable accelerometers and gyroscopes for energy and mining sectors.

Marine & Subsea
MEMS inertial sensors designed for high stability and repeatability in ship navigation and guidance.

Land & Railway
MEMS sensors for train localization, acceleration tracking, and infrastructure monitoring.

MEMS Gyroscopes

GYPRO4300 MEMS Gyroscopes

High stability ±300 °/s angular rate sensor for railways, drones, and autonomous vehicles

The GYPRO4300 is a closed-loop MEMS gyroscope that offers angular rate measurements with minimal noise,low latency,and extraordinary linearity. It serves as a compact, digital alternative to customary and bulky FOG systems, providing high bias stability and low angular random walk.

high precision gyroscopes

Our compact digital gyro is encased in a hermetically sealed SMD package and features a 24-bit SPI interface for seamless integration, reducing the overall bill of materials compared to analog sensors.
The design incorporates fully hard-coded electronics without embedded software, along with built-in temperature compensation and self-test capabilities.
The GYPRO4300 is factory calibrated to deliver high-accuracy digital output across a wide temperature range and is not classified under dual-use export control.
This sensor is perfect for various unmanned systems applications, including:

  • GNSS-aided positioning and navigation for trains and land vehicles
  • Antenna and gimbal stabilization
  • IMU, INS, and AHRS for drones and autonomous vehicles

GYPRO 4300
Dimensions (mm) 12 x 12 x 5.5
weight 2g
Input Range ±300 °/s
Bandwidth >200 Hz
Data Rate 1800 Hz
Latency <1 ms
Bias Repeatability 10°/h
Bias Instability (Allan variance) 0.4°/h
Angular Random Walk 0.07°/√hr

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MEMS Accelerometers

AXO315 MEMS Accelerometer

14 g MEMS accelerometer with exceptional bias stability & repeatability for avionics and Advanced Air Mobility

AXO315 is a high-performance closed-loop MEMS accelerometer designed as a low-SWaP alternative to quartz accelerometers. It boasts excellent linearity and vibration rectification, delivering top-tier bias and scale factor repeatability even under high vibrations across a temperature range up to 105 °C.

AXO315 MEMS Accelerometer

Housed in a hermetically-sealed SMD ceramic package, it features a 24-bit SPI interface for straightforward integration and reduced PCB design costs.
The AXO315 is built with fully hard-coded electronics and no embedded software, along with built-in temperature compensation and self-test features.
it shares the same interface as the GYPRO4300 high-performance gyro, making them complementary and easy to integrate into IMU and INS systems.
the AXO315 is ideal for avionics and Advanced Air Mobility applications, including:

  • AHRS for VTOL, eVTOL, helicopters, and small aircraft
  • GNSS-assisted positioning and navigation for aerial vehicles
  • Flight control systems

More information: AXO315 MEMS Accelerometer

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AXO314 MEMS Accelerometer

High-dynamics 14 g digital accelerometer for surveying and mapping applications


AXO314 MEMS accelerometer

Utilizing our unique closed-loop architecture introduced with AXO315, AXO314 offers outstanding repeatability and vibration rejection for applications in industrial temperature ranges. It is an excellent choice for integration into IMU and INS systems used in aerial, land, and marine surveying and mapping:

  • GNSS-assisted navigation and positioning for Autonomous Underwater Vehicles (AUV) and Unmanned Ground Vehicles (UGV)
  • Track Geometry measurement Systems
  • Mining survey instruments

More information: AXO314 MEMS Accelerometer

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AXO301 MEMS Accelerometer

High-resolution 1 g accelerometer and inclinometer for industrial and railway applications


AXO301 high-resolution MEMS accelerometer

The AXO301 is a high-resolution single-axis closed-loop MEMS accelerometer designed for measuring acceleration and deceleration in high-vibration environments such as UGVs, robotics, and trains.
It provides a cost-effective alternative to quartz inclinometers and is housed in a hermetic SMD package, making it suitable for form factor-constrained applications:

  • Static inclinometers
  • Acceleration and deceleration measurement
  • Train inclination measurement
  • Motion control in robotics and construction machinery

Featuring a 24-bit digital SPI interface, the AXO301 integrates easily into high-performance IMU and INS systems. Its built-in self-test ensures initial verification of the sensor’s integrity and continuous operational functionality.

More information: AXO301 MEMS Accelerometer

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AXO305 MEMS Accelerometer

Digital 5 g MEMS accelerometer for motion control and positioning of land, sea, and subsea systems


AXO305 MEMS Accelerometer

The AXO305 is a high-performance single-axis closed-loop digital MEMS accelerometer with a ±5g input range. It features a remarkable 1-year composite bias repeatability of 1mg, making it ideal for integration into IMU, INS, and MRU systems for precise motion control and positioning of terrestrial, marine, and subsea vehicles:

  • GNSS-assisted navigation for manned and unmanned ground vehicles and trains
  • Ship motion control and dynamic positioning
  • Motion control of underwater vehicles
  • Positioning of AUV, ROV, and USV

This low-SWaP accelerometer is an excellent replacement for bulky and costly quartz accelerometers, featuring a 24-bit digital SPI interface for easy integration and reduced BOM components.
The hermetically sealed unit also includes a built-in self-test capability that provides initial verification of the sensor’s integrity and continuous operational functionality.

More information: AXO305 MEMS Accelerometer

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AXO®315T0 MEMS Accelerometer

Digital 14 g MEMS accelerometer for high-temperature energy applications

AXO®315T0 is a single-axis closed-loop MEMS accelerometer with a ±14 g range and 24-bit digital SPI output,designed for Measurement While Drilling (MWD) and Logging While Drilling (LWD) applications in the oil and gas sector. Rated for +150 °C, it provides 0.8 mg composite bias repeatability and 20 µg/g² Vibration Rectification Error (VRE) for stable operation in harsh environments.

AXO®315T0

With low bias drift, high shock resistance, and continuous self-test, AXO®315T0 offers a compact, cost-effective alternative to quartz sensors for extreme energy sector applications.
Its hermetic ceramic SMD package ensures long-term reliability in high-temperature, high-vibration environments, while a 150 Hz bandwidth and 2 ms latency enable accurate real-time inclination and motion sensing.

More information: AXO®315T0 MEMS Accelerometer

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Product Comparison:

AXO315 AXO314 AXO301 AXO305 AXO315T0
Dimensions 12 x 12 x 5.5 mm 12 x 12 x 5.4 mm 12 x 12 x 5.5 mm 12 x 12 x 5.5 mm 12 × 12 × 5.5 mm
Weight 1.4 g 1.5 g 1.4 g 1.4 g
Full-Scale Acceleration Range ± 14g ± 14g ± 1g ± 5g ±14 g
Bandwidth >300 Hz >300 Hz >15 Hz 120 Hz 150 Hz
1 Year Composite Bias Repeatability 1 mg 1 mg 1 mg 1 mg
1 Year Composite Scale Factor Repeatability 600ppm 600ppm 1000ppm 1000ppm
Bias Instability (Allan variance) 4 μg 4 μg 3 μg 3 μg 3 μg
Velocity Random Walk (Allan variance) 0.006 m/s/√hr 0.006 m/s/√hr 0.005 m/s/√hr 0.005 m/s/√hr 0.003 m/s/√h
Noise Density 15 μg/√Hz 15 μg/√Hz 9 μg/√Hz 10 μg/√Hz 10 μg/√Hz
Vibration Rectification Error 20µg/g² 20µg/g² 20µg/g² 20µg/g² 20µg/g²
Broadband Resolution 328 µg 328 µg 50 µg 100 µg

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High-Precision Digital MEMS Accelerometers Gyros for Demanding Unmanned Systems Operating In Harsh Environments

98 Rue du Pré de l’Horme, 38926 Crolles Cedex, FRANCE

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Products

Discover the Power of Precision: AXO®315 MEMS Accelerometer
±14 g, 24-bit digital closed-loop MEMS accelerometer with extended temperature range
Discover the Power of Precision: Introducing the AXO®301 MEMS Accelerometer
High-resolution ±1g MEMS accelerometer with digital interface for high-vibration environments
Discover the Precision of GYPRO®4300: The Ultimate MEMS Gyroscope!
High-stability ± 300 °/s MEMS gyroscope with digital interface
Discover the Power of Precision: Introducing the AXO®305 MEMS Accelerometer
High-performance ±5 g MEMS accelerometer with digital interface for robotics navigation
Discover the Power of Precision: AXO®315T0 MEMS Accelerometer
±14 g, 24-bit digital closed-loop MEMS accelerometer for high-temperature applications
Discover the Power of Precision: AXO®314 MEMS Accelerometer
±14 g range, 24-bit digital closed-loop MEMS accelerometer with digital interface

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GYPRO4300 Brochure
AXO305 Accelerometer Brochure
AXO301 Accelerometer Brochure
AXO315 Accelerometer Brochure
AXO314 Accelerometer Brochure
AXO315T0 Accelerometer Brochure
White Paper: An Overview of MEMS & non-MEMS High Performance Gyros

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Discover the Innovations of Tronics Microsystems

France

98 Rue du Pré de l’Horme, 38926 Crolles Cedex, FRANCE

Tronic’s Microsystems SA

France

98 Rue du Pré de l’Horme, 38926 Crolles Cedex, FRANCE