MMA6813BKCWR2 Overview
The MMA6813BKCWR2 is a high-performance, low-power capacitive MEMS accelerometer designed for precise motion sensing and vibration detection in industrial and consumer electronics. Offering a compact footprint and versatile functionality, this device supports multiple output data rates and selectable measurement ranges, making it suitable for a wide range of applications requiring accurate acceleration data. With integrated temperature compensation and stable performance over varying conditions, it ensures reliable operation in harsh environments. Sourced from a reputable manufacturer, the accelerometer is optimized for seamless integration into embedded systems and data acquisition modules. For detailed information, visit IC Manufacturer.
MMA6813BKCWR2 Technical Specifications
| Parameter | Specification |
|---|---|
| Measurement Range | ??2g, ??4g, ??8g selectable |
| Output Type | Analog voltage output |
| Supply Voltage | 2.2 V to 3.6 V |
| Supply Current | Typical 180 ??A |
| Bandwidth | Selectable, up to 250 Hz |
| Sensitivity | 800 mV/g (at ??2g) |
| Operating Temperature Range | -40??C to +85??C |
| Package | 3 mm ?? 3 mm ?? 1 mm LGA |
| Offset Voltage | Typical 1.65 V (at 3.3 V supply) |
MMA6813BKCWR2 Key Features
- Multiple selectable measurement ranges: Enables tailored sensitivity and dynamic range for diverse application needs, enhancing flexibility in system design.
- Low supply current consumption: Minimizes power usage, extending battery life in portable and remote monitoring devices.
- Stable output with temperature compensation: Ensures consistent accuracy across a wide temperature range, critical for industrial environments.
- Compact LGA package: Facilitates space-saving PCB layouts and supports automated assembly processes.
- Wide bandwidth options: Allow users to optimize frequency response for specific vibration or motion sensing requirements.
MMA6813BKCWR2 Advantages vs Typical Alternatives
This device offers superior sensitivity and power efficiency compared to many conventional accelerometers. Its analog output and selectable measurement ranges provide straightforward integration with existing analog front-ends. With enhanced temperature stability and a compact package, it delivers reliable performance in demanding industrial applications where accuracy and durability are essential.
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Typical Applications
- Industrial vibration monitoring systems, where precise detection of mechanical oscillations improves maintenance and safety protocols.
- Consumer electronics motion sensing, enabling gesture recognition and device orientation detection with low power consumption.
- Portable health and fitness trackers requiring accurate acceleration data for activity monitoring and analysis.
- Automotive safety systems, such as airbag deployment triggers and vehicle stability controls.
MMA6813BKCWR2 Brand Info
The MMA6813BKCWR2 is part of a well-established series of capacitive MEMS accelerometers known for their robust design and consistent performance. Manufactured under stringent quality controls, this product embodies advanced microfabrication techniques that ensure high reliability and repeatability. The brand has a proven track record in supplying accelerometers that meet the exacting requirements of industrial and consumer markets, supporting engineers with comprehensive datasheets and application support.
FAQ
What measurement ranges does this accelerometer support?
The device offers selectable measurement ranges of ??2g, ??4g, and ??8g. This flexibility allows users to choose the optimal range for their application, balancing sensitivity and maximum measurable acceleration.
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How does the power consumption impact battery-operated devices?
With a typical supply current of 180 ??A, the accelerometer is designed to operate efficiently, reducing power drain and extending battery life in portable and wearable devices where power management is critical.
Is the output compatible with common microcontroller ADC inputs?
Yes, the accelerometer provides an analog voltage output with a typical offset voltage of about 1.65 V at 3.3 V supply, making it directly compatible with most ADC inputs on standard microcontrollers.
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Can this device operate reliably in harsh temperature environments?
Absolutely. It features temperature compensation and supports operation from -40??C to +85??C, ensuring stable and accurate readings across industrial temperature ranges.
What package type does it use, and how does that benefit integration?
The accelerometer is housed in a compact 3 mm ?? 3 mm ?? 1 mm LGA package. This small size supports high-density PCB layouts and is well-suited for automated surface-mount assembly, facilitating efficient manufacturing processes.
