Product Overview
LD-5841 is an orange-red emitting LED phosphor powder that produces stable orange-red light output when excited by 450–460 nm blue LED chips. The product features well-defined dominant wavelength and peak wavelength characteristics with concentrated emission spectrum, making it suitable for indicator lights, signal lighting, and customized light source applications.
This product utilizes a medium-to-large particle size design with concentrated particle size distribution, which helps improve stability during the packaging process. It is suitable for SMD and high-power LED packaging processes.
Core Advantages
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🎯 Efficient Blue Chip Excitation Specifically designed for 450–460 nm blue LED chips, delivering stable excitation response within this wavelength range with consistent orange-red light output. |
🌈 Pure and Stable Orange-Red Color Dominant wavelength approximately 591 nm, peak wavelength approximately 600 nm, with high color saturation. Ideal for applications requiring precise color recognition. |
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⚙️ Compatible with High-Power Packaging D50 particle size of 21–23 μm meets the requirements for SMD and high-power LED packaging, offering strong process adaptability. |
📐 Concentrated Spectrum for Easy System Design FWHM (Full Width at Half Maximum) of 80.6 nm maintains adequate spectral width while ensuring color stability and system controllability. |
Not sure if this phosphor fits your application?Our engineers help 200+ companies find the right phosphor every month. Try our selection tool or talk to an expert. |
Key Performance Data
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591.4 nm Dominant Wavelength |
600 nm Peak Wavelength |
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80.6 nm FWHM |
450–460 nm Excitation Wavelength |
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x = 0.5830, y = 0.4158 CIE 1931 Coordinates |
21–23 μm Particle Size (D50) |
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54% Relative Brightness |
1628 K Color Temperature |
Technical Specifications
| Parameter | Specification | Notes |
|---|---|---|
| Product Model | LD-5841 | — |
| Emission Color | Orange-red | — |
| CIE 1931 Coordinates | x = 0.5830, y = 0.4158 | Stable color region |
| Relative Brightness | 54% | Reference value |
| Dominant Wavelength | 591.4 nm | — |
| Peak Wavelength | 600 nm | Orange-red light region |
| FWHM | 80.6 nm | — |
| Color Temperature | 1628 K | Reference CCT |
| Particle Size (D50) | 21–23 μm | Medium-to-large particle |
| Excitation Wavelength | 450–460 nm | Blue LED chip |
| Packaging Compatibility | SMD / High-power | — |
| *All parameters are based on standard laboratory test conditions; actual performance may vary in application. | ||
Not Sure If This Is the Right Match?Explore our intelligent selection tools to find the perfect phosphor for your application, or let our experts customize a solution tailored to your specific requirements. |
Performance Analysis
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📊 Emission Spectrum Characteristics
LD-5841 exhibits typical orange-red emission characteristics under blue light excitation, with the peak located at 600 nm and main emission energy concentrated in the orange-red band. This spectral characteristic helps achieve clear and stable color performance in applications, making it suitable for signal, indicator, and decorative light source designs. |
📉 Particle Size Distribution
The product features a medium-to-large particle size design with concentrated distribution (D50: 21–23 μm), which helps maintain good dispersion and settling stability in high-power packaging or thick adhesive layer applications, reducing color variation risks in mass production. |
Recommended Applications
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🚦 Indicator & Signal Lighting Status indicators, signal lights, warning lights, and other applications requiring high-recognition color output. |
🖥️ Specialty Color Displays Functional indicator display modules, decorative display units, and non-wide-gamut display applications. |
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🎨 Decorative & Ambient Lighting Auxiliary light sources or color accents in decorative lighting and ambient lighting applications. |
🔦 Customized Functional Light Sources Customized indicator or functional light source systems with specific color output requirements. |
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🚀 READY TO GET STARTED? Test This Phosphor in Your ApplicationRequest a free sample to evaluate LD-5841 in your production environment, or contact our application engineers for technical support. 🚚 Ships in 3 business days ⏰ Reply within 24 hours 📜 COA included |
Why Choose LD-5841?
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🔵 Clear Blue Chip Compatibility Designed for 450–460 nm blue LED chips with straightforward application solutions. |
🌈 Stable and Reliable Orange-Red Color Well-defined dominant and peak wavelengths ensure excellent color consistency. |
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⚙️ Suitable for High-Power Packaging Rational particle size design balances luminous efficacy and process stability. |
📐 Transparent Technical Parameters Complete specifications facilitate system design and product selection. |
Packaging & Storage
| Packaging | High-seal moisture-proof packaging, suitable for shipping and long-term storage |
| Storage Conditions | Store sealed in a dry, cool environment. Avoid high temperature, high humidity, and direct sunlight. |
| Usage Recommendations | Use promptly after opening. Reseal unused portions to minimize moisture exposure. |
Frequently Asked Questions (FAQ)
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❓ What blue LED chips is LD-5841 compatible with? LD-5841 is compatible with blue LED chips in the 450–460 nm wavelength range. |
❓ What are the advantages of 21–23 μm particle size? Medium-to-large particle size is suitable for high-power packaging and thick adhesive layer applications, helping maintain dispersion stability and process consistency. |
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❓ Is it suitable for high-power applications? Yes, LD-5841 has a larger particle size and is suitable for high-power packaging applications. |
❓ How should the 54% relative brightness be understood? This indicates the brightness level relative to a reference sample under standard test conditions, suitable for indicator, decorative, and functional application requirements. |
Samples & Technical Support
Get LD-5841 Technical Support and Samples TodayWe offer small-batch sample services for testing and validation before mass production. For sample requests, parameter confirmation, or application solution support, please contact our technical and sales team. |
