IMU SI-MIMU-K High Precision Inertial Measurement Unit, 10°/h Zero Bias Stability | UAV, Autonomous Driving, Robotics, Survey Mapping
The SI-MIMU-K Micro Inertial Measurement Unit (IMU) is a compact, high-performance, and cost-effective MEMS-based inertial sensor that measures 3D angular velocity and acceleration of moving carrier.
SI-MIMU-K integrates full-temperature compensation, misalignment angle compensation, nonlinear compensation algorithms, and compensation software, ensuring stable and excellent performance under both static and vehicular dynamic conditions. It provides users with highly reliable measurement data even in harsh environments.
Main performance Parameters
| Indicator Type |
Specification |
Unit |
|
| Gyroscope |
Range |
±450 |
°/s |
|
Bias(Full Temperature) |
≤150 |
°/h |
|
|
Bias Stability(1σ) |
≤10 |
°/h |
|
|
Bias Repeatability(1σ) |
≤10 |
°/h |
|
|
Angular Random Walk |
≤0.25 |
°/√h |
|
|
Bias Instability |
≤2.5 |
°/h |
|
|
Scale Factor Nonlinearity |
≤50 |
ppm |
|
|
Bandwidth |
≥150 |
Hz |
|
|
Accelerometer |
Range |
ppm |
≤10 |
|
Bias(Full Temperature) |
ppm |
≤5 |
|
|
Bias Stability(1σ) |
ppm |
≤10 |
|
|
Bias Repeatability(1σ) |
(°)/h |
≤0.01 |
|
|
|
(°)/h |
≤0.01 |
|
|
Bias Instability |
Hz |
≥500 |
|
|
Scale Factor Nonlinearity |
℃ |
-45～+70 |
|
|
Bandwidth |
℃ |
-55～+85 |
|
|
Electrical Characteristics |
Voltage |
5±0.3 |
V |
|
Current |
≤0.05 |
A |
|
| Others |
Weight |
≤20 |
g |
|
Dimension |
22.4×22.4×9 |
mm |
|
|
Interface |
UART |
- |
|
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