Luminus SST-20-WS65-A2-F9652 6500K Cool White LED High-Intensity 3535 L121 Emitter

Luminus SST-20-WS65-A2-F9652 6500K Cool White LED High-Intensity 3535 L121 Emitter

Commercial & Engineering Fast-Facts:
* Manufacturer: Luminus Devices (SST-20 White Series)
* Footprint: Standard 3535 Package (3.5 x 3.5 mm)
* Color Temperature: 6500K (Cool White)
* Max Drive Current: 3.0 A (High-power capable)
* Luminous Efficacy: Optimized for high Wall-Plug Efficiency (WPE)
* Thermal Resistance: Low 1.6 °C/W for enhanced heat dissipation
* Stock Info: Original factory Tape & Reel; verifiable batch traceability for OEMs.

Description

Product Details

 

 

Luminus SST-20-WS65-A2-F9652 6500K Cool White LED High-Intensity 3535 L121 Emitter is a high-brightness, high-efficacy LED built on a compact 3.5mm x 3.5mm industry-standard footprint. Specifically, the SST-20-WS65-A2-F9652 is binned at 6500K (Cool White), delivering the intense lumen density and optical throw required for demanding professional applications. Unlike standard emitters, the SST-20 series is engineered to handle massive drive currents up to 3.0A, making it a primary choice for high-intensity flashlights, industrial high-bay fixtures, and outdoor roadway lighting.

For LED module manufacturers and luminaire designers, the SST-20 provides a tactical advantage in optical design. Its small emission area allows for precise beam control when paired with narrow-angle reflectors or TIR optics, effectively increasing the "lux-on-target" without requiring a larger fixture footprint.

Critical Performance Advantages for B2B Buyers

 

 

  • Exceptional Optical Density: The SST-20's monolithic die architecture is optimized for high-intensity beam patterns. It provides a punchy, clean output that is essential for searchlights, tactical lighting, and professional-grade spot modules.
  • Advanced Thermal Management: Featuring a low junction-to-case thermal resistance of 1.6 °C/W, this LED facilitates rapid heat transfer. For fixture manufacturers, this means more headroom for over-driving the component while maintaining long-term CCT stability and L70 lifespan.
  • Industrial-Grade Reliability: Characterized at 85°C to reflect real-world operating conditions, the SST-20 series ensures that binned lumen output and chromaticity stay consistent during continuous industrial operation.
  • System Cost Optimization: With its high efficacy and high current capability, designers can achieve target lumen packages with fewer LEDs. This directly reduces the overall Bill of Materials (BOM) and simplifies the PCB layout for contract manufacturers (EMS).

 

Parameter Performance Specification
Package Dimensions 3.5 mm x 3.5 mm (Standard 3535)
Forward Voltage (Typical) 2.7 V – 3.2 V
Nominal Drive Current 700 mA
Maximum Forward Current 3.0 A (With DTP-MCPCB)
Typical Luminous Flux ~300+ lm @ 700mA, 85°C
Color Temperature (CCT) 6500K (Cool White)
Viewing Angle 120° (Lambertian Emitter)
Thermal Resistance 1.6 °C/W

Primary Industrial Applications

 

 

  • Roadway & Street Lighting: High-throw efficacy for municipal infrastructure.
  • High-Intensity Flashlights: Preferred source for tactical and search-and-rescue lights.
  • Industrial High-Bay: Durable, daylight-white sources for large-scale warehouse lighting.
  • Outdoor Floodlighting: High-power emitters for parking lots and area security.

Gainer LED: Your Strategic Partner for Original Luminus Stock

 

 

  • In the high-stakes electronic component distribution market, Gainer LED bridges the gap between global semiconductor production and your assembly line. We prioritize batch integrity and verified authenticity to protect your project's success.
  • Verified Batch Integrity: We guarantee that every SST-20-WS65 shipment consists of 100% original Luminus stock in factory-sealed moisture-barrier bags (MBB).
  • Traceability for OEMs: Each reel comes with full factory labeling, including original flux, color, and voltage binning data.
  • Stable Wholesale Inventory: We maintain rolling stock of the SST-20 series to help our B2B partners avoid the typical factory lead times, ensuring your production schedule remains on track.
FAQ

Q: Can I replace a Cree XP-L or XP-G3 with the Luminus SST-20?

A: Yes. The SST-20 uses the standard 3535 footprint, making it mechanically compatible with the majority of 3535 MCPCB layouts. However, we recommend verifying the optical center and driving current settings to ensure the beam profile meets your specific luminaire requirements.

Q: Is it necessary to use a DTP (Direct Thermal Path) PCB for the SST-20?

A: If you intend to drive the LED at its maximum current of 3.0A, a DTP-MCPCB is highly recommended to keep the junction temperature within limits. For lower-current applications (e.g., <1A), a standard aluminum MCPCB may be sufficient.

Q: Does Gainer LED provide consistent binning for recurring orders?

A: Absolutely. We understand that authorized agents and wholesalers need consistency. We coordinate our wholesale shipments to provide the same flux and color bins whenever possible to ensure uniform performance across your final product lines.

Q: Why choose 6500K for industrial lighting?

A: 6500K (Cool White) provides the highest perceived brightness and visibility in industrial settings. It is often required for high-clearance manufacturing floors and outdoor searchlights where alertness and visual contrast are primary goals.

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