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UV Detectors

UV LEDs are becoming more prevalent in the industry replacing old technology such as mercury lamps. As a result, the need for UV detection is also increasing. Marktech UV detectors are offered in a variety of TO metal-can type packages from TO-18 to TO-39 with special UV glass lens to insure optimum lifetime and the least amount of material degradation. Our deep UV detectors are based on SiC photodiodes with a responsivity range from 210nm to 355nm.

Our Si UV enhanced detectors offer sensitivity ranges from 250nm – 1100nm. These die can be packaged individually in a variety of hermetically sealed packages or multiple die can be integrated in a custom package to suit your specific application. Marktech UV detectors offer superior stability over time and high device sensitivity with low dark current.

Sample Spectroscopy

UV Detector

Product Photo Active Area Peak Wavelength Spectral Range Size Buy Now Specs
MTD2800UV 0.1 mm2 265 210 ~ 355 TO-52 Metal Can Flat Lens (2 pin) Price Quote
MTSM1057SMF2-046 0.26 mm2 280 220 - 358 5.0x5.0 mm SMD Flat Lens Digikey
Mouser
MT12-001 0.21 mm2 280 220 - 358 TO-46 Metal Can Flat Lens (2 pin) Price Quote
MTSM1057SMF2-046S 0.21 mm2 280 220-358 5.0x5.0 SMD Flat Lens on Board Price Quote

Marktech Optoelectronics is proud to present its advanced line of UV Detectors, specifically designed to meet the high demands of a variety of scientific and industrial applications. We offer two main types of UV detectors: Silicon Carbide (SiC) photodiode-based detectors and UV-enhanced silicon photodiode detectors, each with its unique set of advantages tailored to different use-cases. A UV detector require a special glass lids or lens, which allow transmission of UV light with minimal absorption. Marktech has carefully engineered the cap and lens of their UV detector to optimize performance.

Our Silicon Carbide (SiC) photodiode-based UV detectors are revered for their exceptional sensitivity and robustness. SiC material inherently offers high thermal stability and radiation hardness, making these detectors well-suited for high-temperature applications or environments with intense radiation. Additionally, SiC photodiodes are highly selective for deep UV wavelengths, which allows for very low levels of ultraviolet light sensitivity. This makes them ideal for applications such as flame detection and UV sterilization, where visible light can be a confounding variable. SiC detector are sometimes considered “solar blind” or insensitive to visible light, which can be useful in specific applications.

On the other hand, our UV-enhanced silicon photodiode detectors provide a cost-effective yet high-performance option for many UV detection applications. However, they cannot detect as deeply into the UVC spectral range and they are sensitive to visible light. Our UV enhanced SiPD detectors have been chemically treated to improve sensitivity to UV light, making them versatile across a broader range of wavelengths, across UVC, UVB, UVA visible light, and near infrared (NIR) spectral ranges. While they may not offer the same level of thermal stability as SiC-based detectors, they excel in applications requiring a broad spectral response, such as water treatment, mineralogy, and environmental monitoring.

Both types of detectors feature high sensitivity, enabling them to detect low-intensity UV radiation, and rapid response times for real-time data monitoring. Their compact design ensures that they can be easily integrated into a variety of systems, whether you’re redesigning an existing setup or building from scratch. Regardless of the choice between SiC and UV-enhanced silicon, you’ll find a product that offers reliability, adaptability, and high performance.

In summary, whether you’re in need of a detector that offers extreme resilience and UV selectivity like our SiC-based models, or require the broad spectral capabilities of UV-enhanced silicon detectors, Marktech Optoelectronics has the perfect solution tailored to your specific UV detection needs.

Characteristics

High Sensitivity

Capable of detecting low-intensity UV radiation, making them perfect for specialized applications requiring precise measurements.

Broad Wavelength Range

Effective for a wide range of UV wavelengths, from UVA to UVC, providing versatility for different applications.

Rapid Response Time

Designed for quick signal processing, crucial for real-time monitoring and data collection.

Compact Design

Space-efficient form factor that can easily integrate into existing systems or new designs.

Low Dark Current

Exhibits minimal electrical noise when not exposed to UV light, ensuring high sensitivity and accuracy.

Long Operational Life

Built with durable materials that can withstand the harsh conditions often found in industrial settings, ensuring long-lasting performance.

RoHS Compliant

Environmentally safe and compliant with RoHS standards.

Applications

Medical Sterilization

Used in UV sterilization equipment for medical tools, offering quick and reliable disinfection processes.

Water Treatment

Integrated into water purification systems to detect and monitor the efficiency of UV sterilization.

Flame Detection

Utilized in fire safety systems to detect UV radiation emitted from flames, enabling rapid response.

UV Curing Processes

Essential in industries such as printing and coating, where UV radiation is used to cure materials.

Ozone Layer Monitoring

Deployed in environmental research to monitor the UV radiation reaching the Earth, helping to assess ozone layer depletion.

Mineralogy

Used in geological studies to identify minerals based on their UV fluorescence.

Forensic Analysis

Utilized in forensic labs to detect substances that fluoresce under UV light, aiding in investigations.

Currency Verification

Employed in financial institutions to detect counterfeit bills through UV markings.

Marktech Optoelectronics’ UV Detectors are engineered to offer unmatched sensitivity, a broad range of operational wavelengths, and rapid response times, making them a top choice for specialized applications in various fields. From medical sterilization and water treatment to flame detection and beyond, these UV detectors provide reliable and efficient performance. With their durable construction and RoHS compliance, you can be assured of a product that not only performs exceptionally but also adheres to environmental safety standards.

Additional Resources

Spectral sensitivity from 254nm to 2600nm depending on specific InGaAs and silicon photodiodes placed in the same package.

Need Parts?

Do you need a small number of LEDs for your proof of concept? Or, are you looking to purchase a run for your prototypes? Visit our online stores at Digi-Key Electronics and Mouser Electronics today. In Japan, our products are now available through Rikei Corporation. In Israel, our products are now available through Militram. In Canada, our products are now available through ARL Group.

Need Assistance?

Let us help select the perfect parts and services to make your application come to life.

Near IR Scan of a Cancer Cell

InGaAs PIN Photodiode

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