Asensing IMU5146 Automotive-Grade High-Precision IMU
Vendor: 导远电子 Asensing (中国广州)
Product: IMU5146 车规级高精度 IMU
Asensing (Guangzhou) IMU5146 is an automotive-grade high-precision 6-axis IMU: gyro ±500 °/s (±2000 °/s optional) with bias instability ≤1.2 °/h and angular random walk ≤0.14 °/√h; accelerometer ±16 g (±32 g optional) with bias instability ≤0.015 mg; roll/pitch accuracy ≤0.1° and heading accuracy ≤0.2°, with optional ±49 Gauss magnetometer. Measures 22.4×22.4×8.8 mm, weighs 14±1 g, 5 V supply ≤50 mA, UART+PPS output. Asensing is a leading domestic automotive inertial-positioning vendor; the module also fits attitude estimation on robots and robot dogs.
| axes | 6 (3-axis accel + 3-axis gyro, magnetometer optional) |
| supply | 5 V, ≤50 mA |
| weight | 14 ± 1 g |
| gyro_arw | ≤0.14 °/√h |
| dimensions | 22.4 × 22.4 × 8.8 mm |
| interfaces | UART + PPS |
| magnetometer | ±49 Gauss (optional) |
| gyro_full_range | ±500 °/s (±2000 °/s optional) |
| accel_full_range | ±16 g (±32 g optional) |
| heading_accuracy | ≤0.2° |
| pitch_roll_accuracy | ≤0.1° |
| gyro_bias_instability | ≤1.2 °/h |
| accel_bias_instability | ≤0.015 mg |