Queendom LEDs & CHIPS

21/09/2026

Infrared LED Chips for Plant Growth: 730nm vs 850nm Wavelength Selection Guide

When horticultural lighting designers build full-spectrum fixtures for commercial greenhouses and indoor farms, the conversation usually centers on red (660 nm) and blue (450 nm) LEDs.

https://www.queendomlamp.com/infrared-led-chips-plant-growth-730nm-850nm-wavelength-guide/

26/08/2026

Experience Unparalleled Performance with High-Power Ceramic Dual-Color LEDs: 1W–30W Tunable Solutions.

Engineered for demanding professional lighting applications, our 1W to 30W dual-chip ceramic LEDs set a new standard. Technical Differentiator. Discover the significance of ceramic substrate in high-power applications: our AlN / Al₂O₃ ceramic base ensures thermal conductivity of up to 170 W/m·K, outperforming standard SMD LEDs. Eutectic die attach reduces thermal resistance by 40%, while hermetic-like sealing protects against UV degradation, sulfurization, and moisture ingress. Independent drive for each color channel enables precise PWM dimming and current balancing.

Learn more: https://www.queendomlamp.com/high-power-ceramic-dual-color-leds/

25/08/2026

3535 RGBW LEDs: The Ultimate Guide to High-Density Full-Color Lighting Solutions

In the rapidly evolving world of LED technology, achieving vibrant full-color output in a compact footprint has always been a challenge. Enter the 3535 RGBW LED — a game-changing component that integrates Red, Green, Blue, and White chips into a single 3.5×3.5mm package. Whether you are designing architectural lighting, stage equipment, or smart home fixtures, understanding the technical advantages of 3535 RGBW LEDs is critical for project success.
At Queendom L, we specialize in high-performance SMD LEDs engineered for demanding applications. This guide breaks down everything you need to know about selecting, designing with, and sourcing premium 3535 RGBW LEDs.

Discover high-performance 3535 RGBW LEDs for architectural, stage & smart lighting. True white + RGB in 3.5×3.5mm package. Get specs, samples & bulk pricing from Queendom Lamp.

23/06/2026

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17/06/2026

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16/06/2026

5050 RGBY 20W SMD LED – Medical & Machine Vision Grade, 4-Channel Spectral Control for Precision Optical Systems
Engineered for demanding applications where spectral accuracy and long-term stability are non-negotiable. Independent Red (620±5nm), Green (520±5nm), Blue (460±5nm), and Yellow (585±5nm) channels enable precise color calibration for medical diagnostics, machine vision inspection, and high-end optical instrumentation.
🔹 Medical-Grade Reliability: 20W output, ceramic substrate, low thermal resistance (Rth < 2.0°C/W)
🔹 Spectral Stability: ±5nm wavelength tolerance, minimal shift over 50,000+ hours
🔹 Low Noise Operation: Optimized for high SNR in sensitive optical detection systems
🔹 RoHS/REACH Compliant: Suitable for medical device manufacturing
Ideal for: Medical endoscopy lighting, fluorescence microscopy, colorimetric analyzers, AOI systems, biometric sensors, and industrial vision inspection.

https://www.queendomlamp.com/led-diodes-chips/

15/06/2026

15/06/2026

Precision starts at the core. 🔬 The Die Attach process is the most critical step in SMD LED manufacturing, directly impacting thermal performance and long-term reliability.

In our state-of-the-art facility, we utilize high-precision automatic die attachers to ensure:
✅ Zero Void Rate: Advanced silver paste and eutectic bonding for maximum thermal conductivity.
✅ Sub-micron Placement Accuracy: Ensuring perfect alignment for optimal light extraction.
✅ Consistent Bond Strength: Rigorous testing to guarantee solid-state reliability under extreme thermal cycling.

When you source SMD LEDs, the unseen quality inside the package matters just as much as the lumen output. Choose a manufacturer that prioritizes precision at every micron.

🔗 Explore our high-power SMD LED series: https://www.queendomlamp.com/led-diodes-chips/high-power-led/
📩 DM us for detailed reliability test reports!

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29/05/2026

🏭 Full-Range LED Component Supplier: Comprehensive SMD & DIP Solutions.

Are you sourcing reliable LED components for your production lines or PCBA assembly? Queendom LEDs & CHIPS provides a one-stop factory wholesale platform for manufacturers worldwide.

From miniature indicator chips to high-power specialized modules, we have every specification in stock.

📦 Our Complete Product Lineup (2026 Catalog):

1️⃣ SMD LED Chips (Standard & High-Power):
• 1608 (0603) | 2012 (0805) | 3216 (1206)
• SMD 2835 | 3030 | 3535 | 5050 Series

2️⃣ Specialized SMD Solutions (IR / UV / Multi-Color):
• Infrared (IR): 2835 IR | 3535 IR | 5050 IR | Far-infrared LED Chips
• Ultraviolet (UV): 2835 UVA | 3535 UVA/UVB/UVC LED Chips
• Multi-Color: 0807 | 3528 | 3535 | 5050 Multi-color RGB Chips

3️⃣ DIP Through-Hole LEDs:
• 3mm & 5mm Standard LEDs
• Straw Hat, Round, Flat Top & Bi-color LEDs
• 3mm & 5mm UVA / 3mm UVB Specialty DIPs

🛠️ Engineered for Excellence:
All components feature low thermal resistance, high wavelength consistency, and full CE & RoHS compliance for European, West Asian, and global markets.

👇 Need Free Samples or Datasheets for testing? Contact our engineering team!
💬 WhatsApp / WeChat: +86 13612789419
📧 Email us to get the wholesale quote today.

https://www.queendomlamp.com/led-diodes-chips/

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