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AD22286

AD22286 Description

The AD22286 from Analog Devices Inc. is an analog output, dual-axis (X/Y) accelerometer from the iMEMS® series, designed for high-performance motion sensing applications. With an acceleration range of ±70g (X-axis) and ±35g (Y-axis), it delivers precise measurements in demanding environments. The device operates on a 4.75V–5.25V supply and features a bandwidth of 400Hz, ensuring responsive signal capture for dynamic motion analysis. Its surface-mount 8-pin CLCC package and tape & reel (TR) packaging make it suitable for automated assembly processes. Although marked obsolete, the AD22286 remains relevant for legacy designs requiring robust analog acceleration sensing.

AD22286 Features

• Dual-axis sensing (X/Y) with asymmetric sensitivity: 27mV/g (X-axis) and 55mV/g (Y-axis).
• Wide acceleration range: ±70g (X) and ±35g (Y), ideal for high-shock applications.
• Low power consumption with a 5V supply, ensuring energy efficiency.
• 400Hz bandwidth for accurate dynamic motion tracking.
• Surface-mount (8CLCC) package, compliant with MSL 1 (unlimited shelf life) for easy handling.
• Analog voltage output for straightforward interfacing with ADCs or microcontrollers.

AD22286 Applications

The AD22286 excels in high-impact and vibration-sensitive applications, including:

• Industrial equipment monitoring (e.g., machinery vibration analysis).
• Automotive crash detection and safety systems due to its high-g range.
• Aerospace and defense for shock and tilt measurement in harsh environments.
• Legacy motion control systems requiring analog output for simplicity.

Conclusion of AD22286

The AD22286 is a high-performance, dual-axis analog accelerometer with asymmetric sensitivity and a wide dynamic range, making it suitable for high-shock and vibration applications. While obsolete, its robust design, ease of integration, and reliable performance ensure continued utility in industrial, automotive, and aerospace systems. Engineers seeking a proven analog accelerometer for legacy or specialized designs will find the AD22286 a dependable choice.