MEMS Inertial Sensors: Miniature Gyroscopes & Tactical-Grade IMU

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Sensonor is a leading developer of high-precision MEMS inertial sensors.
Our high-performance tactical-grade MEMS gyros and IMUs (inertial measurement units) are ideal for demanding unmanned systems applications, and are used globally in UAVs, UGVs, UUVs and other robotic platforms.

In addition to off-the-shelf products, we also offer a MEMS foundry service using our own 150mm wafer fabrication facilities and a proprietary triple-stack hermetic wafer bonding technology. With several fully-equipped state-of-the-art assembly and test lines, we can manufacture your MEMS industrial and aerospace sensor designs.

MEMS Gyro Modules

The STIM series of tactical-grade, ITAR-free MEMS gyro modules offer ultra-high accuracy in miniature form factors, providing reliability and long-term stability for precision applications.

	STIM202	STIM210	STIM277H
Bias instability	0.3°/h	0.3°/h	0.3°/h
Angular Random Walk	0.2 °/√h	0.15 °/√h	0.15 °/√h
Angular Rate Input	±400 °/s	±400 °/s	±400 °/s
Sample Rate	1000 /sec	2000 /sec	2000 /sec
Dimensions	44.8 x 38.6 x 20.0 mm	44.8 x 38.6 x 21.5 mm	44.8 x 38.6 x 21.5 mm
Weight	55g	52g	52g

STIM202 3-Axis MEMS gyro

Miniature, tactical-grade gyroscope with high shock resistance

The STIM202 is a 3-axis tactical-grade MEMS gyro module with internal shock absorbers that work as a low pass filter, allowing the unit to operate unaffected in environments with shocks containing high energy across a large frequency spectra.

The module can replace FOGs (fiber optic gyros) in many applications, providing a lower SWaP (size, weight and power) footprint and a highly reliable and robust solution.

The module features an integrated 32-bit RISC ARM microcontroller, allowing users to configure a wide range of parameters such as output formats, sampling rate, LP filter cut-off frequency, RS422 transmission bit rate and more.

Each of the module’s three axes has been electronically aligned and factory-calibrated for bias and sensitivity, and temperature compensated over the full operating range.

Learn more: STIM202 3-Axis MEMS gyro

STIM210 Ultra High-Performance MEMS Gyro

Miniature tactical-grade gyroscope with 1-3 axes

The STIM210 is a tactical-grade MEMS gyro module that can be provided with one, two or three axes of measurement.

The unit features high resistance to shock and improved bias error over temperature gradients and improved non-linearity.

The module features an integrated 32-bit RISC ARM microcontroller, providing selectable output formats including angular rate, increment angle, average angular rate and integrated angle, as well as a configurable sample rate of up to 2000 samples per second.

All axes of the STIM210 are factory-calibrated for bias and sensitivity, and compensated for temperature effects across the entire operating range.

Learn more: STIM210 Ultra High-Performance MEMS Gyro

STIM277H 3-Axis Hermetic MEMS Gyro

Hermetically-sealed tactical-grade MEMS gyroscope for space & defense

The STIM277H is a tactical-grade 3-axis MEMS gyro module that has been hermetically sealed and designed to meet the exceptional long-term reliability and stability needs of space and defense applications. Housed in an aluminium enclosure with SurTec650 surface treatment and a glass-to-metal sealed electrical Micro-D connector, the unit has been HTOL (high-temperature operating life) tested for a 20+ year lifespan.

Based on and backwards-compatible with the STIM210, the high-performance module incorporates a 32-bit RISC ARM microcontroller, providing a wide variety of configurable options such as output formats, sampling rate, LP filter cut-off frequency and RS422 transmission bit rate.

The STIM277H has been factory-calibrated across all axes for bias and sensitivity, and compensated for temperature effects. All components have been tested for fine and gross leak according to MIL-STD-883J.

Learn more: STIM277H 3-Axis Hermetic MEMS Gyro

Inertial Measurement Units (IMUs)

High Accuracy MEMS Inertial Sensors

The STIM series of non-GPS aided, ITAR-free MEMS IMU sensors offer high accuracy in miniature form factors, providing tactical-grade performance for demanding applications.

Compare our high performance IMUs:

	STIM300	STIM318	STIM377H
Gyro bias instability	0.3 °/h	0.3 °/h	0.3 °/h
Gyro ARW	0.15 °/√h	0.15 °/√h	0.15 °/√h
Accelerometer bias instability	0.05 mg	0.003 mg	0.05 mg
Accelerometer VRW	0.07 m/s/√h	0.015 m/s/√h	0.07 m/s/√h
Inclinometer scale factor accuracy	±500 ppm	±500 ppm	±500 ppm
Dimensions	44.8 x 38.6 x 21.5 mm
Weight	55g	57g	55g

STIM300 9-Axis MEMS IMU

Miniature tactical-grade MEMS inertial sensor

The STIM300 is a miniature tactical-grade IMU incorporating three high-accuracy gyros, three high-stability accelerometers and three inclinometers.

Based on our proven MEMS gyro technology and highly resistant to shock and vibration, the module is a cost-effective ITAR-free alternative to FOG IMUs.

Incorporating a RISC ARM microcontroller, the device can be easily configured, providing a range of options as well as user-selectable output formats for data such as angular rate, incremental angle, integrated angle, acceleration and incremental velocity.

The STIM300 IMU has been factory-calibrated and compensated for temperature effects over the full operational range.

Learn more: STIM300 9-axis MEMS IMU

STIM318 Compact Tactical-Grade MEMS IMU

High-precision IMU with bias offset zeroing

The STIM318 is a lightweight, compact tactical-grade IMU designed to provide enhanced performance for challenging guidance and navigation applications.

The unit incorporates three high-accuracy gyros, three high-stability accelerometers and three inclinometers.

The device features a Bias Trim Offset function that allows users to individually zero out any bias offset on any of the nine axes. The bias offsets can be stored in flash memory, allowing configurations to remain in effect even after powering off the IMU.

Learn more: STIM318 Compact Tactical-Grade IMU

STIM377H Tactical-Grade Hermetic MEMS IMU

Hermetically-sealed high-precision IMU

The STIM377H is a high-accuracy tactical-grade IMU designed to withstand the extreme environments of challenging space and defense applications, providing enhanced long-term reliability and stability. The unit is enclosed in an aluminium package with SurTec650 surface treatment and a glass-to-metal sealed electrical Micro-D connector, and has been fully factory-calibrated and temperature-compensated.

Incorporating a 32-bit RISC ARM microcontroller, the module features a Service Mode that allows full configuration of all device parameters, as well as single measurements and advanced diagnostics.

With three high accuracy gyros, three high-stability accelerometers and three inclinometers, the STIM377H is an excellent ITAR-free alternative solution to more costly FOG-based IMUs.

Learn more: STIM377h Tactical-Grade Hermetic MEMS IMU

Applications for MEMS Inertial Sensors

UAVs (unmanned aerial vehicles) & Drones

With an excellent SWaP-to-cost ratio, our high-accuracy IMU and MEMS gyro solutions are ideal for the precise navigation and positioning requirements of unmanned aerial systems, as well as for stabilization and pointing of payloads, antennas and weapons systems.

USVs and UUVs (unmanned surface and unmanned underwater vehicles)

Our tactical grade IMUs and MEMS inertial sensors have been used extensively in a variety of surface and subsea marine platforms, providing positioning and control capabilities for USVs, AUVs and ROVs.

UGVs (unmanned ground vehicles) & Land Robotics

Originally developed after years of experience providing safety-critical components to the automotive industry, our rugged, shock-resistant MEMS gyros and tactical IMUs have been used for a range of both industrial and military UGVs and ground robots, including autonomous systems and mobile mapping platforms.

Space

Our radiation-tested components have been approved by NASA and spacecraft companies for leading-edge space applications, including launch vehicles, Low Earth Orbit (LEO) satellites and planetary rovers.

High Accuracy MEMS Inertial Sensors: Miniature Gyroscopes & Tactical-Grade IMU

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Sensonor Selects New UK & Ireland Distributor 04 Jan 2021

Sensonor Announces New Distributor in France 09 Nov 2020

Sensonor Develops High-Precision MEMS Inertial Sensors for Unmanned Systems 04 Oct 2020

New Gyro and IMU Modules Launched for Space & Defense Applications 22 Sep 2020

Sensonor Unveils Tactical Grade IMU 10 Sep 2019

iMAR Selects Sensonor's STIM300 IMU for Navigation Systems 04 May 2016

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