High Precision 3-Axis MEMS Gyro

ER-3MG-301 (≤2°/h)
1. Miniaturization;
2. Low power consumption;
3. High precision;
4. Total temperature compensation.

High Precision 3-Axis MEMS Gyro

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    ER-3MG-301 is a high precision three-axis MEMS gyroscope with small size, light weight, low power consumption and IP68 protection. Through modeling and accurate calibration of the whole working temperature zone, it can meet the performance requirements of the gyro in the whole working temperature zone and has high environmental adaptability.

    Low power consumption
    High precision
    Total temperature compensation

    Application areas
    Inertial navigation: inertial guidance, integrated navigation, platform stability
    Short-term navigation: flight control, trajectory correction, telemetry and remote control
    Attitude control: UAV, antenna orientation


    Parameters Indicator
    Range ±450°/s
    Full temperature bias ≤100°/h
    Angular random walk ≤0.15°/√h
    Bias instability ≤2°/h
    Bias stability (1σ) ≤8°/h
    Bias repeatability (1σ) ≤8°/h
    Scale factor non-linearity ≤50ppm
    Bandwidth (10~250Hz adjustable) 150Hz
    Supply voltage 5V±0.3V
    Operating temperature -45°C~+85°C
    Shock resistance ≥2000g
    Vibration ≥20grms
    Dimension 23mm×23mm×10mm
    Weight ≤30g
    Interface type RS422
    Connector JMC-1284Z2-JH
    Output interface wiring definition
    VCC Power supply positive
    GND Power ground
    Rx+ RS422 Receive +
    Rx- RS422 Receive -
    Tx- RS422 Send -
    Tx+ RS422 Send +


    Application Techniques

    1.Main features of MEMS gyroscope

    2.Research on scale factor nonlinearity of MEMS gyroscope

    3.Analysis of drive loop noise of MEMS gyroscope

    4.Basic dynamics analysis of MEMS gyroscope

    5.Bias Temperature Compensation Analysis of MEMS Gyroscope

    6.Error Generation Mechanism of MEMS Gyroscope Under High Acceleration Condition

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