SNC200C-IMU MEMS Inertial Measurement Unit

Product overview
SNC200C-IMU MEMS is a domestic inertial measurement unit (IMU) based on MEMS technology. It has built-in high-performance MEMS gyroscope and MEMS accelerometer, and outputs 3 angular velocities and 3 accelerations.
Snc200c-imu has high reliability and strong environmental adaptability. By matching different software, the products can be widely used in guided ammunition, tactical and industrial UAVs, seeker, autopilot and other fields
Product features

1. Product features
▶ 100% localization, completely independent and controllable;
▶ Three axis digital gyroscope: ± 450 º / s dynamic measurement range, zero bias stability: 20 ° / h (GJB, 10s);
▶ Three axis digital accelerometer: ± 16g dynamic measurement range, zero bias stability: 0.5mg (GJB, 10s);
▶ High reliability: MTBF > 20000h, suitable for working under strong vibration conditions, interface and one-way UART;
▶ Accuracy guaranteed within the full temperature range (- 40 ℃ ~ 70 ℃): built in high performance temperature calibration and compensation algorithm;

2. Main application fields
▶ Tactical and industrial UAV
▶ Guided munition
▶ Seeker, photoelectric pod
▶ Unmanned ship, unmanned vehicle
▶ Automatic driving

3. Physical dimensions, electrical characteristics and system performance indicators
3.1 System performance index

parameter	Test conditions		index
Gyro	Dynamic measurement range		450-2000° / S (optional)
	Zero bias stability	10s average (- 40 ℃ ~ + 70 ℃)	15°/h
	Zero bias	Zero bias range	±0.2°/s
		Zero bias change in full temperature range	Soil 0.1 ° / S
		Start repeatability	30°/s
		Influence of vibration on zero bias	10°/s/g
	Scale factor nonlinearity		500ppm
Resolving power			three point zero five two×10-7°/s/LSB
Bandwidth			200Hz
Accelerometer	Dynamic measurement range		16g
	10s average zero bias stability (- 40 ℃ ~ + 70 ℃, constant temperature)		0.5mg
	Zero bias	Zero bias range	5mg
	Full temperature zero bias change		5mg
	Scale factor nonlinearity		500ppm
	bandwidth		200Hz
	Noise density		0.05mg/√
	resolving power		1.221x10-8g/LSB
Other	Start time		2s
	delayed		10ms
	Nonlinearity		0.5%FS
Reliability	MTBF		20000h
	Continuous work		120h
	relative error		2.5 mbar
	Nonlinearity		0.1%FS

3.2 Physical dimensions and electrical characteristics
Voltage: 3.3V
Power consumption: ＜ 1.5W
Size: 58.7mmx42mmx8mm
Weight: ＜ 35g

3.3 Environmental indicators
Operating temperature: - 40 ℃ ~ + 70°C
Storage temperature: - 45 ℃ ~ + 75 ℃
Vibration: 20 ~ 2000Hz, 6.06g
Impact: 500g, 0.5mg
MTBF：>20000h
Continuous working time: > 120h

3.4 Interface characteristics
1-way UART: 500Hz