The NSSL157AT-H3 is a UV LED manufactured by Nichia Corporation, a recognized leader in LED technology. This specific UV LED is designed to emit ultraviolet light in the near-UV spectrum and is intended for applications requiring UV curing, sterilization, or detection.

Applications:

• UV Curing: Used in UV curing systems for adhesives, coatings, and inks.
• Sterilization: Employed in sterilization devices for water, air, and surface disinfection.
• Counterfeit Detection: Utilized in counterfeit detection devices to identify security features on documents and currency.
• Medical Applications: Used in medical devices for phototherapy and diagnostic purposes.
• Analytical Instruments: Implemented in analytical instruments for fluorescence excitation and detection.

Features:

• UV Emission: Emits ultraviolet light in the near-UV range.
• High Radiant Power: Provides a high intensity of UV light for efficient curing and sterilization.
• Compact Size: Small footprint allows for integration into various devices and systems.
• Long Lifespan: Offers an extended operational life, reducing the need for frequent replacements.
• Durable Construction: Robust design ensures stable performance over time.
• Precise Wavelength Control: Provides a consistent and reliable UV emission spectrum.

Benefits:

• Efficient Curing: High radiant power enables rapid and efficient UV curing processes.
• Effective Sterilization: UV emission provides effective sterilization of surfaces and fluids.
• Accurate Detection: Reliable UV emission facilitates accurate detection of counterfeit materials and substances.
• Versatile Application: Suitable for a wide range of UV-based applications, providing flexibility in design and implementation.
• Environmentally Friendly: UV LEDs offer an alternative to traditional UV lamps, reducing mercury content and energy consumption.

Technical Specifications: The NSSL157AT-H3 typically emits UV light at a wavelength in the range of 365 nm to 385 nm. The forward voltage is typically around 3.5V, and the forward current is typically around 20mA. The radiant power can vary depending on the specific binning, but it typically falls within the range of several milliwatts (mW) to tens of milliwatts. The viewing angle is typically around 120 degrees.

Additional Details: Thermal management is crucial for the NSSL157AT-H3 to maintain its performance and prolong its lifespan. Proper heat sinking may be required, depending on the application and operating conditions. This UV LED is sensitive to electrostatic discharge (ESD), so precautions must be taken during handling and assembly to prevent damage. Always consult the official datasheet from Nichia for detailed specifications and application guidelines. Additionally, it is important to handle UV LEDs with caution, as prolonged exposure to UV light can be harmful to the skin and eyes. Appropriate safety measures, such as UV-protective eyewear and gloves, should be used when working with UV LEDs.