UVC Photodiode – SG01S-C18ISO90DUVC
The SG01S-C18ISO90UVC is a compact Silicon Carbide (SiC)-based UVC photodiode designed for precise detection of germicidal radiation in the 220–280 nm range. With a 0.06...
UVC Photodiode – SG01S-C18ISO90DUVC
Rugged Compact UVC Photodiode with ISO90 Encapsulation for Industrial, Medical, Environmental, and Scientific Applications
The SG01S-C18ISO90UVC is a compact Silicon Carbide (SiC)-based UVC photodiode designed for precise detection of germicidal radiation in the 220–280 nm range. With a 0.06 mm² active area, it provides high accuracy in space-limited applications, while ISO90 encapsulation adds mechanical strength and environmental resistance. Featuring peak responsivity of 0.10 A/W at 265 nm, ultra-low dark current (0.1 fA), and capacitance of 15 pF, the SG01S-C18ISO90UVC ensures noise-free signals and fast responsiveness. Its complete visible blindness eliminates interference from IR and visible light, guaranteeing pure UVC detection. Built for demanding environments, the device operates across −55 °C to +170 °C, delivering stability and reliability over long-term use. Typical applications include UVC LED monitoring, sterilisation validation, air and water purification systems, environmental research, and germicidal lamp calibration. Combining rugged ISO90 encapsulation, compact design, and UVC selectivity, the SG01S-C18ISO90UVC is ideal for mission-critical UVC monitoring.
Understanding UVC Photodiode - SG01S-C18ISO90DUVC
The SG01S-C18ISO90UVC is a UVC-specific photodiode designed for accurate monitoring of radiation between 220–280 nm, with peak responsivity at 265 nm. Its compact 0.06 mm² active area ensures integration into small systems, while ISO90 encapsulation enhances protection against dust, humidity, and mechanical stress. Built with Silicon Carbide, it guarantees complete visible blindness, ensuring only UVC radiation is measured. With ultra-low dark current (0.1 fA) and capacitance of 15 pF, it provides noise-free signals and rapid response times. Operating reliably across −55 °C to +170 °C, the SG01S-C18ISO90UVC is well-suited for industrial, medical, aerospace, and environmental UVC applications.
Technical Specifications
| Feature | Specification |
| Spectral Range (UVC Specific) | 220 … 280 nm |
| Peak Responsivity | 0.10 A/W at 265 nm |
| Visible Blindness | > 10¹⁰ |
| Active Area | 0.06 mm² |
| Dark Current (1 V reverse bias) | 0.1 fA |
| Capacitance | 15 pF |
| Short Circuit (10 mW/cm² at peak) | 960 nA |
| Temperature Coefficient | < 0.1 %/K |
| Operating Temperature | −55 … +170 °C |
| Storage Temperature | −55 … +170 °C |
| Soldering Temperature (3 s) | 260 °C |
| Maximum Reverse Voltage | 20 V |
| Encapsulation |
ISO90 rugged package
|
Key Features and Advantages
UVC-Selective Detection
The SG01S-C18ISO90UVC detects radiation between 220–280 nm, with peak responsivity at 265 nm, ensuring precise germicidal monitoring.
ISO90 Rugged Encapsulation
Its ISO90 package provides enhanced protection against mechanical stress, moisture, and dust, making it suitable for harsh environments.
Compact Design
With a 0.06 mm² active area, the photodiode is ideal for portable and embedded UVC monitoring systems.
Noise-Free Performance
Ultra-low dark current (0.1 fA) ensures high signal-to-noise ratios for sensitive UVC applications.
Fast Responsiveness
A capacitance of 15 pF provides quick response times, enabling real-time UVC monitoring and control.
Visible Blindness
SiC technology eliminates interference from visible and IR light, ensuring pure UVC measurements.
Thermal Reliability
Operating across −55 °C to +170 °C, the device is highly reliable for industrial, aerospace, and defence applications.
Long-Term Stability
The SiC material resists UVC degradation, ensuring accurate calibration and dependable long-term use.
By combining compact design, rugged ISO90 protection, and selective UVC responsivity, the SG01S-C18ISO90UVC is a high-performance solution for critical germicidal monitoring applications.
Applications Across Industries
Medical and Healthcare
The SG01S-C18ISO90UVC is used for UVC sterilisation monitoring, disinfection validation, and medical device calibration, ensuring safe UVC exposure.
Industrial Sterilisation
It validates UVC lamp and LED performance in air, water, and surface disinfection systems used in factories and cleanrooms.
Environmental Monitoring
The device supports UVC radiation studies in purification systems and environmental science projects.
Aerospace and Defence
ISO90 encapsulation and wide thermal tolerance make it suitable for rugged aerospace and defence-grade UVC monitoring.
Scientific Research
Researchers employ it for germicidal optical characterisation, photonics studies, and UVC material testing.
Workplace and Safety Systems
It integrates into occupational UVC exposure monitoring devices to ensure compliance with safety standards in labs and hospitals.
By combining UVC specificity, rugged packaging, and high sensitivity, the SG01S-C18ISO90UVC is a versatile detector for advanced UVC monitoring.
Why Choose United Spectrum Instruments?
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Exclusive distributor of SGLUX UVC photodiodes in India
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Local stock ensures faster delivery and shorter lead times
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Competitive pricing for industrial, medical, and academic customers
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Application-specific consultation for UVC lamp and LED monitoring systems
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Nationwide after-sales service, technical training, and support
FAQs
What spectral range does the SG01S-C18ISO90UVC cover?
It detects UVC radiation between 220–280 nm.
What is the benefit of ISO90 encapsulation?
It provides rugged protection against dust, moisture, and mechanical stress.
What is its active area size?
It features a compact 0.06 mm² active area for small-scale integration.
Can it withstand extreme environments?
Yes, it operates reliably between −55 °C and +170 °C.
How does United Spectrum support Indian clients?
By offering local stock, fast delivery, expert consultation, and nationwide after-sales service.
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FAQs
What spectral range does the SG01S-C18ISO90UVC cover?
It detects UVC radiation between 220–280 nm.
What is the benefit of ISO90 encapsulation?
It provides rugged protection against dust, moisture, and mechanical stress.
What is its active area size?
It features a compact 0.06 mm² active area for small-scale integration.
Can it withstand extreme environments?
Yes, it operates reliably between −55 °C and +170 °C.
How does United Spectrum support Indian clients?
By offering local stock, fast delivery, expert consultation, and nationwide after-sales service.


