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SEOUL LED Chip
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CUN66A1G SEOUL LED Chip Near UV 365nm UV Z5 High Power LED Diode Chip

CUN66A1G SEOUL LED Chip Near UV 365nm UV Z5 High Power LED Diode Chip

Brand Name: SEOUL
Model Number: CUN66A1G
MOQ: 500PCS
Packaging Details: 500
Payment Terms: T/T
Detail Information
Place of Origin:
China
Product Name:
SEOUL
Model:
CUN66A1G
Application:
UV Torch,Fluorescence Photography,Dental Curing,Crime Inspection
Peak Wavelength:
367nm
Radiant Flux:
2.0W
Forward Voltage:
3.7V
Radiation Angle:
125deg.
Supply Ability:
100000
Highlight:

CUN66A1G UV LED Diode Chip

,

SEOUL LED Chip Z5 Series

,

365nm High Power LED Chip

Product Description

SEOUL Near UV LED - 365nm UV Z5 High Power series CUN66A1G led diodes chips


Product Brief
Description
•High power UV LED series are
designed for high current
operation and high power output
applications.
• It incorporates with the state of
the art SMD design.
• Z5 NUV LED is an ideal UV light
source for curing, printing, and
detecting applications

Features and Benefits
• High power output
• Designed for high current operation
• SMT type
• Lead Free product
• RoHS compliant

Key Applications
• UV Curing
• Printing
• Coating
• Adhesive 
• UV Torch
• Fluorescence Photography
• Dental Curing
• Crime Inspection
• Oil leak Detection

This UV LED device exhibits a peak wavelength (λₚ) of 367 nm and a radiant flux (Φₑ) of 2.0 W at a forward current (I_F) of 1 A, with a forward voltage (V_F) of 3.7 V under test conditions of Tₛ=25°C and relative humidity (RH) of 30%. It features a spectrum half width (Δλ) of 9 nm and a radiation angle (θ) of 125 degrees. In terms of absolute maximum ratings, the forward current has a minimum of 0.2 A, a typical value of 1.0 A, and a maximum of 1.2 A. The maximum junction temperature (Tⱼ) is specified as 90°C, while the operating temperature (Tₒₚᵣ) ranges from -40°C to 75°C, and the storage temperature (Tₛₜ₉) spans from -40°C to 100°C. Additionally, the thermal resistance from the junction to the solder point (Rθⱼ₋ₛ) is typically 4.6 °C/W, ensuring efficient thermal management for the device.
CUN66A1G SEOUL LED Chip Near UV 365nm UV Z5 High Power LED Diode Chip

At a forward current , the binning structure of this device is organized across three key performance parameters: peak wavelength (), radiant flux (), and forward voltage (, as defined in Table 4). For peak wavelength, the bin code j specifies a range from 360 nm to 370 nm, with a measurement tolerance of ±3 nm. For radiant flux, two bins are available: Q94 covers 1.94 W to 2.14 W, and R14 covers 2.14 W to 2.36 W, both with a measurement tolerance of ±10%. For forward voltage, three bins are defined: Z6 spans 3.5 V to 3.6 V, Z7 spans 3.6 V to 3.7 V, and Z8 spans 3.7 V to 3.8 V, with a measurement tolerance of ±3%. All measurements were conducted under the standardized environmental conditions of Seoul Viosys.
CUN66A1G SEOUL LED Chip Near UV 365nm UV Z5 High Power LED Diode Chip

FAQ & Service Support
1. How do you guarantee quality and after-sales service?
Quality Guarantee: We offer an industry-leading 5-year quality warranty. Every batch undergoes a rigorous 1:1 performance inspection before shipment.
100% Authenticity Commitment: We guarantee genuine products with full traceability for world-leading brands:
LED Brands: CREE, AMS OSRAM, LUMILEDS, LUMINUS, Bridgelux, Samsung, TSLC, LEDVANCE.
IC & Semiconductors: TI, ST, ADI, ONSEMI, NXPs, Nexperia, Renesas, Infineon.
Equivalent Solutions: To address original factory stockouts or cost-optimization requirements, we offer premium alternative solutions. All components undergo strict reliability testing to ensure core parameters are highly compatible with original specifications.
Specialized QC:
LEDs: Focused on photoelectric consistency (Flux, CCT, Voltage).
IC Chips: Rigorous testing of functional stability and performance metrics.

PCBA: 100% circuit reliability testing (ICT/FCT) to ensure system integrity.
Technical Support: We provide expert guidance for application challenges. Should any non-human quality anomaly occur, we assist with professional technical analysis and provide efficient replacement or tailored solutions.


2. How do I place an order?
Sample Orders: Contact our sales representatives for Datasheets and rapid sample testing. We facilitate an efficient sampling process to accelerate your R&D verification.
Bulk Orders: For volume procurement, we provide highly competitive tiered wholesale pricing and optimized global logistics to minimize your costs and lead times.


3. What payment methods are available?
We support secure and flexible global payment channels:

Digital Payment: Visa, Mastercard, and e-Checking (US customers enjoy zero transfer fees).
Corporate Transfer: T/T (Wire Transfer) is highly recommended for large transactions due to lower fees and high processing efficiency.
Others: Western Union and other traditional payment methods are also accepted.


4. Do you support global Drop Shipping?
Yes. We have a robust logistics system supporting global one-piece drop shipping. Given the sensitivity of LEDs and chips, we utilize industrial-grade anti-static (ESD) and vacuum moisture-proof packaging to ensure component safety and reliability during long-distance transit.


5. Do you offer OEM/ODM customization services?
Absolutely. As a leading integrated provider of "Chip + LED + PCBA" solutions, we offer full-cycle customization:

Optical Optimization: Specific spectrum/wavelength binning, CRI tuning, and brightness optimization.
Hardware Development: PCB layout design, component sourcing, and high-precision SMT assembly.
Branding: Logo laser engraving, private labeling, and custom packaging compliant with international standards.