
Cree XLamp CXA1820 6500K LED High-Output Q4 Bin Array CXA1820-0000-000N0HQ465F
Procurement & Engineering Fast-Facts:
* Manufacturer: Cree LED (XLamp® CXA1820 Series)
* Color Profile: 6500K Cool White (Daylight)
* Color Rendering: 70 CRI Minimum (Optimized for High Efficacy)
* Luminous Flux: Q4 Bin (~2260 - 2420 lm @ 550mA, 85°C)
* LES (Light Emitting Surface): 12 mm
* Operating Voltage: 36V Typical (Characterized at 550mA)
* Reliability: Proven integrated array on ceramic substrate.
* Supply Status: Bulk trays in stock at Gainer LED; Full batch traceability provided.
Description
Product Details
Cree XLamp CXA1820 6500K LED High-Output Q4 Bin Array CXA1820-0000-000N0HQ465F is a high-flux, multi-die integrated array designed for manufacturers who require intense lumen density and industrial-grade reliability. Specifically, the CXA1820-0000-000N0HQ465F provides a 6500K cool white output, binned at the Q4 flux level. Operating on a 36V platform, this component is engineered to deliver maximum lumens-per-watt, making it the preferred light engine for high-bay fixtures, outdoor area modules, and industrial searchlights where visibility and energy efficiency are the primary design constraints.
For LED module manufacturers and luminaire designers, the 12mm Light Emitting Surface (LES) of the CXA1820 series offers a tactical advantage. It provides the necessary optical density to achieve high center-beam candlepower (CBCP) without the physical footprint of larger COB arrays, effectively reducing the overall size and weight of the finished fixture.
Critical Engineering Advantages
- Optimized 6500K CRI 70 Spectrum: This SKU is specifically binned for applications where energy efficiency and high perceived brightness are prioritized over color rendering. The 70 CRI minimum allows the LED to reach its peak luminous efficacy (lm/W), ideal for industrial and roadway lighting tenders.
- Integrated Hot-Color Targeting: Cree characteristically bins the CXA1820 at 85 °C. This ensures that the 6500K chromaticity and Q4 flux tier reflect real-world operating temperatures, providing designers with accurate data that reflects the fixture's performance once it reaches thermal equilibrium.
- High-Density 12mm LES: The 12mm emission area is compatible with a wide array of off-the-shelf reflectors and TIR lenses. This facilitates narrow beam angles and superior light throw, essential for professional-grade floodlights and high-mast installations.
- Ceramic-Based Thermal Stability: Built on a robust ceramic substrate with a thermal resistance of 0.50 °C/W, the CXA1820 ensures efficient heat transfer. This stability protects the L70/L90 lifespan, a critical requirement for municipal and commercial contracts.
| Parameter | Performance Specification |
| Light Emitting Surface (LES) | 12 mm |
| Footprint Dimensions | 17.85 mm x 17.85 mm |
| Typical Forward Voltage | 34.0 V – 37.0 V (36V Class) |
| Nominal Drive Current | 550 mA |
| Maximum Drive Current | 1050 mA |
| Typical Luminous Flux | ~2300 lm (Q4 Bin @ 550mA, 85°C) |
| Color Temperature (CCT) | 6500K (Cool White) |
| Color Rendering Index (CRI) | 70 Minimum |
| Maximum Junction Temp | 150 °C |
The CXA1820-0000-000N0HQ465F is a staple light source for:
- Industrial High-Bay Lighting: Delivers the daylight-balanced 6500K light needed for high-clearance manufacturing floors and warehouses.
- Outdoor Area & Floodlighting: High-efficacy emitter for parking lots and security perimeters where high visibility is a safety requirement.
- Roadway & Street Lighting: Reliable, long-life component for municipal infrastructure projects requiring energy-efficiency certification.
- Specialty Searchlights: Compact, high-intensity arrays for marine and security spotlights where long-distance throw is mandatory.
Why Source Cree LEDs through Gainer LED?
- As a specialized electronic component distributor, Gainer LED bridges the gap between Cree's production schedule and your assembly requirements. We prioritize batch integrity for our B2B partners.
- Verified Original Stock: We guarantee 100% original stock in factory-sealed trays with original labels and full traceability.
- Wholesale Scalability: We maintain rolling stock of the CXA series, protecting our authorized agents and traders from semiconductor market lead-time fluctuations.
- Bin-Specific Consistency: We coordinate shipments from the same binning group whenever possible to prevent visible color shifts in large-scale installations.
FAQ
Q: Can I replace a CXA1812 with a CXA1820 on my existing PCB?
A: Yes. The CXA1820 shares the same 17.85 x 17.85 mm mechanical footprint as the CXA1812 and CXA1830. However, you must ensure your LED driver can handle the 550mA nominal current and that your heatsink is rated for the higher thermal output.
Q: Is the 6500K 70 CRI version better for energy savings?
A: Yes. Generally, 70 CRI LEDs offer higher luminous efficacy (lm/W) than 80 or 90 CRI versions. For outdoor and industrial projects where energy labels (like ErP or DLC) are critical, this Q4 bin 70 CRI SKU is the optimal choice.
Q: Do I need a specialized holder for the CXA1820?
A: While you can solder directly, we recommend using professional COB holders (e.g., Molex or BJB) designed for the 17.85mm footprint to ensure consistent thermal pressure and assembly yields.
Q: Does Gainer LED provide samples for OEM prototyping?
A: We support LED module manufacturers with sample quantities for R&D evaluation before moving to full-scale wholesale orders.
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