
SUMACO MA3
车规级高性能测量单元
Automotive-grade High-performance Measurement Unit
SUMACO MA3是一款车规级惯性测量单元产品,主要面向城区辅助驾驶应用场景,该产品能够满足功能安全ASILB等级要求。
The SUMACO MA3 is an automotive-grade inertial measurement unit (IMU) product primarily designed for advanced driver assistance systems (ADAS) applications.
This product meets the functional safety requirements of ASIL B.
产品内部集成了三轴MEMS陀螺仪以及三轴MEMS加速度计,能够实现三轴角速度以及三轴加速度的状态测量。
It integrates a three-axis MEMS gyroscope and a three-axis MEMS accelerometer, enabling the measurement of three-axis angular velocity and three-axis acceleration.
产品出厂经过全温标定,实现了全温零偏、标度因数以及安装误差补偿,能够在宽温环境以及无卫星条件下持续提供精确的运动状态测量。
The product is factory-calibrated across the full temperature range, providing compensation for temperature-related zero bias, scale factor, and installation errors. It can continuously deliver precise motion state measurements in a wide temperature environment and under conditions without satellite signals.

陀螺参数
| 量程 | ±250°/s |
| 零偏不稳定性(Allan) | 2.5°/h |
| 零偏稳定性(10s,1σ) | 10°/h |
| 全温零偏 | 0.15°/s |
| 标度因数非线性 | 500ppm |
| 角度随机游走 | 0.3°/√h |
| 交叉耦合 | 1000ppm |
加表参数
| 量程 | ±8g |
| 零偏不稳定性(Allan) | 30ug |
| 零偏稳定性(10s,1σ) | 100ug |
| 全温零偏 | 10mg |
| 标度因数非线性 | 500ppm |
| 速率随机游走 | 0.05m/s/√h |
| 交叉耦合 | 1000ppm |
FAQs
SUMACO MA3的陀螺仪和加速度计精度指标是多少?
SUMACO MA3陀螺量程±250°/s,零偏不稳定性(Allan)2.5°/h,全温零偏0.15°/s;加速度计量程±8g,零偏不稳定性30μg,全温零偏10mg。产品出厂经过全温标定,补偿零偏、标度因数和安装误差,确保宽温环境下持续精确工作。
SUMACO MA3是否符合功能安全标准?
是的。SUMACO MA3满足ISO 26262 ASIL-B功能安全等级要求,适合量产车辆辅助驾驶系统(ADAS)应用,可作为定位与融合算法的感知输入单元使用。
SUMACO MA3适用于哪些应用场景?
SUMACO MA3主要面向城区辅助驾驶(ADAS)量产场景,可与GNSS模组组合实现组合导航,在卫星信号遮蔽(如隧道、城市峡谷)条件下持续提供精确的运动状态输出,支持NOA(领航辅助驾驶)等高阶功能。