Parameter 1 Gyroscope measurement range (customizable) ± 400 °/s Zero bias stability (1s smooth, 1 σ, room temperature) 10 °/h Zero bias error 20 °/h Random walk 0.2 °/√ h Zero bias repeatability 10 °/h Zero bias acceleration sensitivity 1 °/h/g resolution 2 °/h Scale factor nonlinearity 100ppm Cross coupling 0.1% bandwidth 125Hz Scale factor nonlinearity 100ppm
Parameter 2 Dynamic measurement range of accelerometer ± 20~40g, zero bias within the full temperature range (-40 ℃~85 ℃) 5mg, random walk 45um/s/√ h, zero bias repeatability (throughout the entire life cycle and temperature range) 10mg, zero bias noise (p-p) (unfiltered) 1mg, scale factor nonlinearity 1000ppm, scale factor repeatability 1000ppm, bandwidth 250Hz
Parameter 3 Dynamic measurement range of magnetometer ± 2.5g, sensitivity 0.15mg/LBS, nonlinearity 1200ppm
Parameter 4 Barometer pressure range 10-1200mbar sensitivity 6.1 × 10-7mbar/LSB total error 4.5mbar relative error 2.5mbar nonlinearity 1000ppm
Parameter 5 Electrical Characteristics Operating Voltage 3.3 ± 0.3V Power Consumption 2.0W Ripple 100mV
Parameter 6 Operating Environment Operating Temperature -45~85 ℃ Storage Temperature -55~85 ℃ Vibration 10-2000Hz, 6.06g Impact 5000g, 0.1ms Reliability MTBF 20000h
The high-precision micro inertial measurement unit consists of domestically produced MEMS gyroscope chips, MEMS accelerometer chips, magnetometers and barometers with independent intellectual property rights, as well as their driving pickup circuits, temperature sensors, digital signal processing circuits and control software. It is equipped with algorithms such as full temperature compensation, nonlinear compensation, and installation error compensation, and outputs the angular velocity, linear acceleration, magnetic field strength, and atmospheric pressure of the measurement carrier in three axes through a high-speed digital interface.
The product has the characteristics of high precision, good repeatability, small size, impact resistance, and low latency, and can be widely used in fields such as electro-optical pods, unmanned platforms, and attitude control. This series of products can replace foreign products with equivalent performance and provide customized services according to user needs.
