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SparkFun Mini Spectral UV Sensor - AS7331 (Qwiic) Mini-Sized Breakout Board with Individual photodiodes with Built-in Interference Filters, Dimensions: 0.5in. by 1in.
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SparkFun Mini Spectral UV Sensor - AS7331 (Qwiic) Mini-Sized Breakout Board with Individual photodiodes with Built-in Interference Filters, Dimensions: 0.5in. by 1in.
The SparkFun Mini AS7331 Qwiic Spectral UV Sensor measures UV radiation on three channels: UVA, UVB, and UVC, with high sensitivity and accuracy.
SparkFun Mini Spectral UV Sensor - AS7331 (Qwiic) Mini-Sized Breakout Board with Individual photodiodes with Built-in Interference Filters, Dimensions: 0.5in. by 1in.

SparkFun Mini Spectral UV Sensor - AS7331 (Qwiic) Mini-Sized Breakout Board with Individual photodiodes with Built-in Interference Filters,

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The SparkFun Mini AS7331 Qwiic Spectral UV Sensor measures UV radiation on three channels: UVA, UVB, and UVC, with high sensitivity and accuracy.
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What Stands Out

Compact Design
Measuring just 0.5in by 1in, this mini spectral UV sensor is ideal for portable applications, making it perfect for users needing a space-efficient solution without sacrificing performance.
Individual Photodiodes
The AS7331 features individual photodiodes with built-in interference filters, enhancing measurement accuracy and ensuring reliable readings across different UV wavelengths, essential for precise scientific and engineering applications.
Qwiic Interface
Utilizing the Qwiic Connect System, this sensor simplifies wiring and integration with other devices, enabling rapid prototyping and easy scalability, making it user-friendly for hobbyists and professionals alike.

Product Details

Shop SparkFun Mini Spectral UV Sensor - AS7331 (Qwiic) Mini-Sized Breakout Board with Individual photodiodes with Built-in Interference Filters, Dimensions: 0.5in. by 1in. online at a best price in Guernsey. B0CQF6JD41

Who Should Buy?

Suitable For
  • Environmental Researchers

    Ideal for researchers studying UV exposure effects on ecosystems and plant health through precise spectral data collection.

  • Hobbyist Projects

    Great for DIY enthusiasts and makers interested in integrating UV sensing into their electronic and art projects.

  • Wearable Tech Developers

    Perfect for developers creating wearables focusing on UV exposure tracking for health and safety applications.

Not Suitable For
  • General Consumers

    Not suitable for everyday users without technical knowledge or experience in electronics and sensor integration.

Product Description

SparkFun Mini Spectral UV Sensor - AS7331 (Qwiic) Mini-Sized Breakout Board with Individual photodiodes with Built-in Interference Filters, Dimensions: 0.5in. by 1in.

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Customer Questions & Answers

  • Question: What is the SparkFun Mini Spectral UV Sensor - AS7331 used for?

    Answer: The SparkFun Mini Spectral UV Sensor is designed for measuring ultraviolet (UV) light levels across different wavelengths. This device helps in applications such as environmental monitoring, horticulture, and industrial uses where UV exposure can impact processes or health. With its individual photodiodes and built-in interference filters, it can provide precise data crucial for making informed decisions regarding UV safety or plant growth optimization.
  • Question: How does the AS7331 sensor work?

    Answer: The AS7331 sensor operates using multiple individual photodiodes, each sensitive to specific UV wavelengths. When UV light hits the sensor, each photodiode converts the light into an electrical signal, which is then processed to provide precise UV intensity readings. This makes it highly efficient for applications requiring detailed UV spectral data, such as evaluating the effectiveness of sunscreens or studying the effects of UV on different materials.
  • Question: Can I connect the SparkFun Mini Spectral UV Sensor to a microcontroller?

    Answer: Yes, the SparkFun Mini Spectral UV Sensor is designed for seamless integration with microcontrollers, including popular platforms like Arduino and Raspberry Pi. Using I2C communication, you can easily interface it to gather real-time UV data. This integration is ideal for DIY electronics enthusiasts or researchers who wish to monitor UV levels and automate responses in their projects or experiments.
  • Question: What applications can benefit from using the AS7331?

    Answer: The AS7331 sensor is ideal for applications in agriculture, health care, and environmental science. For instance, in horticulture, it can be used to optimize plant growth by measuring UV exposure. In environmental research, it can help monitor ozone depletion by tracking UV radiation levels. Health-wise, it helps in determining sun exposure and its potential effects on skin, enabling better awareness and protection.
  • Question: Is the SparkFun Mini Spectral UV Sensor suitable for outdoor use?

    Answer: Yes, the SparkFun Mini Spectral UV Sensor can be used outdoors, but protective measures should be taken to shield it from extreme weather conditions. It is particularly useful for outdoor environmental studies and agriculture, where monitoring sunlight exposure is essential. However, users should consider a protective enclosure to keep the sensor safe from moisture and debris while still allowing it to accurately measure UV light.
  • Question: Do I need any special software to use the AS7331 sensor?

    Answer: While you don’t need special software exclusive to the AS7331, you will benefit greatly from libraries and example codes available for popular platforms like Arduino. These resources simplify coding and data interpretation when working with the sensor. This makes it suitable for both beginners venturing into UV measurements and advanced users looking for detailed analytical potential in their projects.
  • Question: What are the dimensions of the SparkFun Mini Spectral UV Sensor?

    Answer: The SparkFun Mini Spectral UV Sensor dimensions are compact, making it extremely portable and easy to integrate into various projects. Its small size allows it to fit into tight spaces, whether it be in scientific equipment or portable measuring devices. This characteristic enhances usability in a range of applications, from personal projects to professional setups that require minimal footprint.
  • Question: Can this sensor measure multiple UV wavelengths?

    Answer: Yes, the AS7331 includes multiple photodiodes that measure UV light across different wavelengths, providing a detailed spectral analysis. This capability is particularly important in applications such as plant growth research or UV safety assessments, where understanding the impact of specific wavelengths is critical. It allows users to conduct comprehensive studies and make informed decisions based on diverse UV exposure data.
  • Question: What features make the AS7331 stand out from other UV sensors?

    Answer: The SparkFun Mini Spectral UV Sensor stands out due to its combination of individual photodiodes and built-in interference filters, which enhance sensitivity and accuracy across various wavelengths. This unique design allows for more precise data collection compared to standard UV sensors. Its mini-sized breakout board also ensures flexible integration in various applications, making it favorable for both hobbyists and professional researchers.
  • Question: Where can I buy the SparkFun Mini Spectral UV Sensor - AS7331?

    Answer: You can purchase the SparkFun Mini Spectral UV Sensor - AS7331 from Ubuy in Guernsey. Ubuy offers a convenient platform to browse and buy various electronic components, ensuring you have access to this high-quality sensor for your projects or research. Make sure to visit their website to check the availability and explore other related electronic components.

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Features & Benefits

  • Measures UV radiation on UVA, UVB, and UVC channels with high sensitivity and accuracy
  • Features four operating modes for flexibility in usage
  • Mini-sized breakout board with low current consumption and automatic power-down sequence
  • Offers both solderless assembly with Qwiic connector and soldered connection options
  • AS7331 has 3.43E+10 resolution multiplied by gain range for high dynamic range
  • 4 I2C addresses adjustable through solder jumpers for user convenience

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