XINGLIGHT XL-TD3838UVA2-A5: High-Power 3838 UVA LED for Disinfection Applications
Introduction
UVA (Ultraviolet A) LEDs have become increasingly essential in modern disinfection and purification systems. The XINGLIGHT XL-TD3838UVA2-A5 represents a high-performance 3838 UVA LED designed for applications requiring reliable ultraviolet output in the 390-400nm wavelength range. This article explores the technical specifications, applications, and key advantages of this advanced UVA LED solution.
Technical Specifications
Package Dimensions
The XL-TD3838UVA2-A5 features a compact 3838 package with outline dimensions of 3.9 × 3.9 × 3.1 mm, making it suitable for space-constrained designs while maintaining excellent thermal performance.
Electrical and Optical Parameters
Absolute Maximum Ratings (Ta = 25°C):
- Power Dissipation: 4 W
- Forward Current: 1000 mA
- Junction Temperature: 125°C
- Electrostatic Discharge (ESD): 3000 V
- Operating Temperature Range: -40°C to +85°C
- Storage Temperature Range: -40°C to +85°C
- Lead Soldering Temperature: 255°C (≤6 seconds)
Optical-Electrical Parameters (Ta = 25°C):
- Main Wavelength (λD): 390-400 nm (at IF = 500 mA)
- Radiant Flux (P₀): 750-1200 mW (at IF = 500 mA)
- Forward Voltage (VF): 3.1-3.7 V (at IF = 500 mA)
- Viewing Angle (2θ1/2): 60°
- Half Wave Width (HW): ~13 nm
- Reverse Current (IR): ≤5 μA (at VR = 5V)
Grading Options
Radiant Flux Grading:
- P3-3: 750-900 mW (at IF = 500 mA)
- P3-4: 900-1200 mW (at IF = 500 mA)
Voltage Grading:
- R21-3: 3.1-3.4 V (at IF = 500 mA)
- R24-3: 3.4-3.7 V (at IF = 500 mA)
Wavelength Grading:
- SZ05: 390-395 nm (at IF = 500 mA)
- SZ06: 395-400 nm (at IF = 500 mA)
Key Applications
The XL-TD3838UVA2-A5 is designed for a wide range of UVA applications:
1. Disinfection and Sterilization
The high radiant flux output makes this LED ideal for:
- Bacterial and viral inactivation
- Surface disinfection systems
- Air sterilization units
- Water purification devices
2. Air and Water Purification
With its 390-400nm wavelength and high optical output, the XL-TD3838UVA2-A5 effectively:
- Eliminates airborne pathogens in HVAC systems
- Purifies drinking water and wastewater
- Removes microorganisms from industrial water systems
3. Ultraviolet Detection and Communication
The precise wavelength control enables applications in:
- UV detection sensors
- UV communication systems
- Optical data transmission
- Spectroscopy equipment
4. Food Processing and Preservation
UVA LEDs are increasingly used in:
- Food processing sterilization
- Beverage packaging disinfection
- Fresh food storage systems
- Extend shelf life of perishable products
5. Medical and Healthcare Applications
Medical applications include:
- Skin disease treatment
- Phototherapy devices
- Medical equipment sterilization
- Healthcare facility disinfection systems
Advantages and Features
The XINGLIGHT XL-TD3838UVA2-A5 offers several key advantages:
High Optical Output Power
- Radiant flux up to 1200 mW at 500 mA drive current
- Consistent performance across the 390-400nm spectrum
Long Service Life
- Low light attenuation ensures stable performance over time
- Reliable operation across the specified temperature range
Compact Form Factor
- 3.9 × 3.9 × 3.1 mm package enables dense array designs
- Suitable for high-density LED configurations
Environmental Compliance
- ROHS-compliant manufacturing process
- Lead-free and environmentally friendly materials
Moisture Sensitivity
- MSL (Moisture Sensitivity Level): 3
- Proper packaging ensures component reliability
Design Considerations
When implementing the XL-TD3838UVA2-A5 in your design:
- Thermal Management: Ensure adequate heat dissipation to maintain junction temperature below 125°C
- Current Control: Implement stable current regulation to maintain consistent optical output
- ESD Protection: Provide proper ESD protection during handling and assembly
- Soldering: Follow recommended soldering guidelines (255°C for ≤6 seconds)
- Mounting: Use appropriate thermal interface materials for optimal heat transfer
Reliability Testing
The XL-TD3838UVA2-A5 undergoes comprehensive reliability testing including:
- High-temperature operating life (HTOL) testing
- Temperature cycling tests
- Moisture resistance testing
- Mechanical shock and vibration testing
Conclusion
The XINGLIGHT XL-TD3838UVA2-A5 represents a robust high-power UVA LED solution for modern disinfection and purification applications. With its high radiant flux output, compact 3838 package, and wavelength options in the 390-400nm range, this LED provides designers with a reliable component for implementing effective UVA-based systems. Whether used for water purification, air sterilization, food preservation, or medical applications, the XL-TD3838UVA2-A5 delivers consistent performance and long service life.
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Keywords: #UVA #LED #Disinfection #Ultraviolet #XINGLIGHT #WaterPurification #AirSterilization #MedicalDevices #FoodSafety
Category: LED Technology
