Evaluating LED Thermal Management and Heatsink Design
Engineering guide to LED thermal management, explaining how to calculate junction temperature and optimize heatsink design for driver longevity.
12 min read
LED Technology
LED Technology Articles
21 articles on led technology for professionals in the lighting industry.
Other Topics
LED CRI and Color Temperature (CCT) Explained for Lighting Professionals
Master CRI, R9, TM-30, and CCT for LED specifications: what the numbers mean, why they matter for broadcast and sports, and how to read fixture spec sheets.
11 min read
Specifying Color Rendering via IES TM-30-24 Metrics
Professional guide to applying IES TM-30-18 color metrics, explaining how to utilize the fidelity index Rf and gamut index Rg for spectral analysis.
10 min read
LED Surge Protection Devices (SPD): Protecting Outdoor Infrastructure
Specify Surge Protection Devices (SPD) for outdoor LEDs. Mitigate massive transient voltage spikes from lightning to protect sensitive high-mast street lighting
19 min read
Micro-LED technology: The future of high-density luminaire design
The future of high-density lighting with Micro-LEDs. Explore the manufacturing challenges and potential for ultra-compact, dynamically steerable beam arrays
19 min read
Tunable White LED Systems: 2-Channel vs. Multi-Channel Color Mixing
The engineering behind tunable white LED arrays. Compare simple 2-channel CCT blending with advanced multi-channel mixing that tracks the black body locus
15 min read
COB vs. SMD LED Packaging: Optical Differences and Applications
Compare Chip-on-Board (COB) and Surface Mount Device (SMD) LEDs. Analyze the optical benefits of COB for tight beam control in premium architectural downlights
14 min read
LED Flicker Metrics: Percent Flicker, Flicker Index, and IEEE 1789
Analyze LED flicker using Percent Flicker and Flicker Index. Apply IEEE 1789 guidelines to eliminate stroboscopic effects and prevent human health issues
18 min read
TIR Optics vs. Reflectors: Beam Control in Directional LED Luminaires
Compare Total Internal Reflection (TIR) optics with traditional reflectors. Achieve superior beam punch and zero spill light in architectural facade grazing
17 min read
Understanding LED Flicker and Driver Modulation Methods
Technical analysis of LED flicker mitigation techniques, comparing pulse width modulation and constant current reduction driver dimming topologies.
9 min read
Dim-to-Warm LED Technology: Replicating Incandescent Black Body Curves
Replicate incandescent dimming with dim-to-warm LEDs. Understand the dual-circuit driver logic that smoothly transitions CCT from 3000K down to 1800K
13 min read
Human-centric lighting: LED spectral tuning for circadian entrainment
Design human-centric lighting systems. Tune LED spectral power distributions to suppress or stimulate melatonin production in healthcare and office environments
16 min read
The LED phosphor conversion process: Creating high-CRI white light
Explore the phosphor conversion process in white LEDs. How blue pump LEDs interact with complex phosphor blends to achieve 90+ CRI and customized R9 values
14 min read
LED Binning and MacAdam Ellipses: Ensuring Color Consistency
Understand LED color binning and MacAdam ellipses. Specify 2-step vs 3-step SDCM to prevent visible color variations in architectural lighting runs
67 min read
Quantum Dot LED Technology: Pushing the Boundaries of Color Gamut
An introduction to Quantum Dot LED enhancements. How nano-scale semiconductor crystals are achieving unprecedented color gamuts and efficacy in commercial fixtures
13 min read
RGBW Color Mixing: Expanding the Gamut in Entertainment Lighting
Master RGBW color mixing in LED fixtures. How the addition of a dedicated white diode improves pastel rendering and overall lumen output for facade lighting
24 min read
Thermal Management in LED Fixtures: Heatsink Design and Junction Temp
The physics of LED thermal management. How extruded heatsinks and thermal interface materials keep junction temperatures low to ensure maximum L70 lifespans.
16 min read
Decoding TM-21 Reports: The Math Behind 100,000-Hour LED Claims
Decode IES TM-21 lumen maintenance reports. Validate manufacturer lifespan claims by understanding the mathematical limits of the 6x extrapolation rule
19 min read
Constant Current vs. Constant Voltage LED Drivers: A Specification Guide
Differentiate between constant current and constant voltage LED drivers. Learn exactly when to specify each topology for tape lights versus high-bay fixtures
17 min read
Horticultural LED Spectrums: Photosynthetic Photon Flux (PPF) Explained
Optimize horticultural LED spectrums. Maximize Photosynthetic Photon Flux (PPF) using targeted deep red and royal blue wavelengths for indoor agriculture
20 min read
UV-C LED germicidal lighting: Efficacy, safety, and dose calculations
Engineer UV-C LED germicidal lighting solutions. Calculate required microjoule doses for pathogen deactivation while ensuring strict human safety compliance
17 min read