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XL-A504RGBCRGB LED: SMT Process & Thermal Management Specs

The XINGLIGHT XL-A504RGBCRGB is a high-brightness 5mm through-hole RGB LED designed for mixed-voltage illumination and status indication in compact PCB assemblies. This technical analysis provides critical data on for...

XL-A504RGBCRGB LED: SMT Process & Thermal Management Specs

📌 Product Overview

The XL-A504RGBCRGB is a Highlight RGB LED component manufactured by XINGLIGHT, characterized by a 5mm round appearance with a water-clear colloid. 💡 This component integrates discrete Red, Green, and Blue chips into a single package, allowing for a wide spectrum of color mixing in general lighting and indication applications. 🚀 The design prioritizes high energy efficiency with a standard operating life, suitable for environments requiring consistent luminous output.

🎯 Typical Applications

Based on its robust thermal range (-40°C to +85°C) and ESD protection (2000V), the XL-A504RGBCRGB is engineered for diverse integration scenarios:

  • Backlight Modules: Providing uniform color mixing for LCD displays and indicator panels.
  • Automotive Interiors: Utilized for dashboard illumination and ambient mood lighting.
  • Smart Home Devices: Integrated into IoT hubs and appliances for status signaling.
  • General Lighting: Suitable for decorative fixtures and compact RGB luminaires.

⚡ Key Technical Specifications

The electrical performance varies significantly by color, requiring careful current limiting resistor calculation for each chip.

ParameterSymbolRed (R)Green (G)Blue (B)Unit
Forward VoltageVF1.8 - 2.42.8 - 3.42.8 - 3.4V
Forward CurrentIF202020mA
Luminous IntensityIV700 - 18004000 - 60001000 - 1500mcd
Dominant WavelengthλD620 - 630515 - 530460 - 470nm
Viewing Angle2θ1/2--35deg

Note: Typical values measured at Ta=25°C. Green chips exhibit significantly higher luminous intensity compared to Red and Blue.

⚠️ Absolute Maximum Ratings & Process Limits

Exceeding these parameters risks irreversible damage to the LED junction. 🔒 Designers must ensure peak pulse currents remain within safe limits during multiplexing operations.

ParameterSymbolRedGreenBlueUnit
Power DissipationPd507070mW
Peak Forward CurrentIFP808080mA
Reverse VoltageVR555V
ESD ToleranceESD-2000-V
Operating Temp.Topr--40 ~ +85-°C

📦 Package, Dimensions & Assembly Notes

The component features a cylindrical appearance with dimensions of F5/5.85.08.7*28mm. ⚙️ Proper assembly requires strict adherence to soldering profiles to prevent胶体 (colloid) damage or degradation of the internal wire bonds.

  • Wave Soldering: Max 240°C for ≤6 seconds.
  • Manual Welding: Max 300°C for ≤3 seconds.
  • Placement: The solder joint must be >2.0mm from the bottom of the colloid to ensure thermal isolation.
  • MSL Level: 2 (Safe for factory floor exposure < 1 year at <30°C/60% RH).

🏭 Sourcing & Supply Considerations

When integrating the XL-A504RGBCRGB into BOMs, consider the following supply chain factors:

  • Color Binning: Verify supplier availability for specific chromaticity codes (HG, HB, HR) to ensure color consistency across production batches.
  • Packaging: The unit utilizes EIA standard packaging, ensuring compatibility with automated feeders for radial insertion if leads are pre-formed.
  • Authenticity: Source from authorized channels to guarantee ROHS compliance and avoid moisture-sensitive components that may have been improperly stored.

❓ Frequently Asked Questions

Q: What is the forward voltage difference between the Red and Green/Blue chips?
A: The Red chip has a significantly lower forward voltage range (1.8V - 2.4V) compared to the Green and Blue chips (2.8V - 3.4V). 💡 Independent current control or appropriate resistors are necessary for each color to prevent imbalance.

Q: Can this LED be used in outdoor automotive applications?
A: While it has an operating temperature range of -40°C to +85°C, it is listed for "Automotive Interior" applications. 🚗 For exterior use, additional waterproofing measures may be required as the standard datasheet focuses on interior modules.

Q: What are the constraints for manual soldering of this component?
A: Manual welding must not exceed 300°C and should last no longer than 3 seconds. 🔥 Furthermore, the soldering point must be kept at least 2.0mm away from the base of the epoxy body to prevent thermal damage.

Q: How is brightness sorted for this specific model?
A: Brightness is graded using specific alphanumeric codes (e.g., A7, B8 for Green). 📈 Engineers should request specific bin codes based on the mcd requirements of their optical design to maintain uniformity.

About Leon Zhang

Leon Zhang is the founder of LDeepAI, focusing on AI-assisted electronic component sourcing and verified China supply-chain support for overseas buyers. He previously worked within the Huaqiang Group ecosystem, including experience related to HQEW, one of China's well-known electronic component trading platforms. This background gives him practical insight into China's electronic component supply-chain structure, supplier screening, channel verification and cross-border sourcing workflows.

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