Overview
The AD22279-A-R2 is a single-axis, high-g, iMEMS (Micro-Electro-Mechanical Systems) accelerometer produced by Analog Devices Inc. This component is designed to measure high acceleration levels, making it suitable for various demanding applications. The AD22279-A-R2 is part of the ADXL78 series, known for its robust performance and reliability. Although the AD22279-A-R2 is now obsolete, it remains a significant example of high-g acceleration measurement technology.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Acceleration Range | ±35 g | g |
| Sensitivity | 52.25 to 57.75 mV/g | mV/g |
| Supply Voltage | 4.75 to 5.25 V | V |
| Operating Temperature Range | -40°C to +105°C | °C |
| Package Type | 8-Terminal Ceramic Leadless Chip Carrier (CLCC) | |
| Output Type | Analog | |
| Current Consumption | 1.3 μA | μA |
| Noise Density (10 Hz - 400 Hz) | 1.1 to 3.5 mg/√Hz | mg/√Hz |
| Resonant Frequency | 24 kHz | kHz |
Key Features
- High-g Measurement Capability: The AD22279-A-R2 can measure acceleration levels up to ±35 g, making it suitable for high-impact applications.
- High Sensitivity: With a sensitivity range of 52.25 to 57.75 mV/g, this accelerometer provides precise acceleration measurements.
- Wide Operating Temperature Range: It operates reliably over a temperature range of -40°C to +105°C.
- Low Power Consumption: The device consumes only 1.3 μA, which is beneficial for battery-powered applications.
- Self-Test Functionality: The AD22279-A-R2 includes a comprehensive self-test function to verify the operation of the accelerometer.
- Compact Package: The 8-Terminal Ceramic Leadless Chip Carrier (CLCC) package is compact and suitable for space-constrained designs.
Applications
- Industrial Automation: Used in monitoring and control systems that require high-g acceleration measurement.
- Aerospace and Defense: Suitable for applications involving high-impact and high-vibration environments.
- Automotive Systems: Although the AD22279-A-R2 is not specifically automotive-grade, similar models in the ADXL78 series are available for automotive applications.
- Consumer Electronics: Can be used in devices that require motion sensing and impact detection.
- Medical Devices: Used in medical equipment that needs precise acceleration measurements.
Q & A
- What is the acceleration range of the AD22279-A-R2?
The AD22279-A-R2 measures acceleration levels up to ±35 g.
- What is the sensitivity of the AD22279-A-R2?
The sensitivity ranges from 52.25 to 57.75 mV/g.
- What is the operating temperature range of the AD22279-A-R2?
The device operates reliably over a temperature range of -40°C to +105°C.
- What is the power consumption of the AD22279-A-R2?
The device consumes 1.3 μA.
- Does the AD22279-A-R2 have a self-test function?
- What is the package type of the AD22279-A-R2?
The device is packaged in an 8-Terminal Ceramic Leadless Chip Carrier (CLCC).
- Is the AD22279-A-R2 suitable for automotive applications?
Although the AD22279-A-R2 is not specifically automotive-grade, similar models in the ADXL78 series are available for automotive applications.
- What is the resonant frequency of the AD22279-A-R2?
The resonant frequency is 24 kHz.
- What is the noise density of the AD22279-A-R2?
The noise density ranges from 1.1 to 3.5 mg/√Hz over the 10 Hz to 400 Hz frequency range.
- Is the AD22279-A-R2 still in production?
No, the AD22279-A-R2 is now obsolete.
