Low Power Consumption MEMS IMU

ER-MIMU-M01B(≤2.5°/h)
1. Miniaturized IMU;
2. Low power consumption;
3. Gyro bias instability: ≤2.5°/h(Allan variance).

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Introduction

ER-MIMU-M01B Low Power Consumption MEMS IMU

Introduction
M01B is positioned as a medium-precision IMU, excelling in meeting the needs of general industrial and consumer applications. Compared with M01A, although its precision is slightly reduced, key indicators such as the bias stability and random walk of the gyroscope and accelerometer still remain at a moderately high level, which is sufficient for attitude detection and motion control tasks in most common scenarios. For example, it can be used for monitoring human motion posture in ordinary smart wearable devices and controlling the movement of household service robots in indoor environments.

Features
Medium-precision performance: It can meet the requirements of general industrial or consumer applications. The bias stability, random walk and other indicators of the gyroscope and accelerometer are at a medium level, making it suitable for attitude detection and motion control scenarios that do not have extremely strict precision requirements, such as ordinary smart wearable devices and household service robots.

Low-power design: It inherits the low-power characteristics of the series products, enabling long-term continuous operation. It is suitable for battery-powered devices, extending the service time of the devices and reducing energy consumption costs.

Full temperature compensation: Equipped with a full temperature compensation function, it can maintain relatively stable performance within a certain temperature range, adapt to working needs under different ambient temperatures, and improve the applicability and reliability of the product.

High cost performance: Its price is between M01A and M01C. On the premise of meeting certain precision requirements, it has a good cost performance, making it an ideal choice for users who are sensitive to cost and need an IMU with a certain level of precision.

Application

UAVs and aeromodels: Provide accurate attitude and acceleration data for aircraft to achieve stable flight, precise positioning and route planning, and improve flight performance and safety.
Robot field: Help robots achieve precise motion control, balance adjustment and environmental perception, enabling them to flexibly and stably complete tasks in complex environments, such as autonomous navigation of service robots and high-precision operations of industrial robots.
Wearable devices: Used to monitor human movement posture, step counting, movement trajectory recording, etc., providing accurate data for applications such as health monitoring and sports analysis, and enhancing user experience.
Industrial automation: Play an important role in motion monitoring and control of automated production line equipment, equipment vibration detection, etc., helping to improve production efficiency and ensure the safe operation of equipment.

Specifications

type		M01B	unit
gyro	Angular rate measurement range(default)	±500	°/s
	bias instability	<2.5	°/h
	bias stability	<10	°/h
	Angular rate typical zero-rate level change vs. temperature	±0.002	dps/℃
	bias repeatability	<10	°/h
	Angular random walk	0.17	°/√h
	Nonlinearity	0.01	% FS
	bandwidth(default)	96	Hz
accelerometer	Linear acceleration measurement range	±8	g
	bias instability	25	ug
	bias stability	<90	ug
	Linear acceleration typical zero-rate level change vs. temperature	±0.1	mg/℃
	bias repeatability	0.3	mg
	Acceleration noise density	100	ug/√Hz
	Linear acceleration sensitivity change vs. temperature	±70	ppm/℃
	bandwidth(default)	83	Hz
electrical specification	voltage	3.3	V
electrical specification	power	<0.1	w
else	weight	<9	g
	size	23.723.79.9	mm
	electrical interface	UART	-
	data updating rate	400	Hz