What Is a COB Tape Light?
COB (Chip on Board) tape lights are an advanced type of LED strip lighting, offering significant improvements in brightness, uniformity, and flexibility compared to traditional LED strips. This article explains what COB tape lights are, how they work, and how they differ from standard LED strips.
1. What Is a COB Tape Light?
A COB tape light is an LED strip that uses Chip on Board (COB) technology. Instead of mounting individual LED chips on a printed circuit board (PCB) with visible gaps between the LEDs, COB technology encapsulates many tiny LED chips closely together in a single module, covered with a phosphor layer. This design creates a seamless line of light with no visible hotspots.
2. Key Features of COB Tape Lights
- Seamless Illumination:
The densely packed LED chips produce a continuous and uniform light output, eliminating the "dotting" effect common in traditional LED strips. - Higher Brightness:
COB tape lights provide higher lumen output per watt due to better heat dissipation and efficient design. - Improved Flexibility:
With no bulky individual LED packages, COB strips are thinner and more flexible, making them suitable for tight or curved spaces. - Enhanced Durability:
The protective coating over the COB chips makes these lights more resistant to environmental factors like dust and moisture (available in various IP ratings).
3. How Do COB Tape Lights Differ from Traditional LED Strips?

4. Applications of COB Tape Lights
COB tape lights are ideal for applications where consistent, high-quality lighting is essential:
- Architectural Lighting: Seamless illumination for cove lighting, undercabinet lighting, and linear accents.
- Commercial Use: Retail displays, signage, and exhibitions benefit from the bright and uniform light.
- Task Lighting: Workspaces, desks, and kitchens where bright, even lighting is needed.
- Creative Projects: DIY designs, art installations, or curved surfaces requiring flexible lighting.
5. Advantages of COB Tape Lights
- No Dark Spots: Provides a professional and sleek appearance with smooth lighting.
- High CRI (Color Rendering Index): Excellent color accuracy for environments like retail or photography.
- Energy Efficiency: Delivers more lumens per watt compared to traditional strips.
- Customizable: Available in various color temperatures, RGB options, and waterproof versions.
6. Limitations of COB Tape Lights
- Higher Cost: Slightly more expensive than traditional LED strips, but the performance benefits justify the investment for premium applications.
- Cutting and Repairing: Requires more precision due to the tightly packed chips.
7. FAQs
- Are COB tape lights dimmable?
Yes, COB tape lights are compatible with dimmers and smart controls, depending on the power supply and controller used. - Can COB tape lights be cut?
Yes, COB tape lights can be cut at specific intervals, which are usually marked on the strip. - Are COB lights available in RGB?
Yes, RGB and RGBW COB tape lights are available for color-changing applications.
Conclusion
COB tape lights represent the next evolution in LED strip lighting, offering superior light quality, flexibility, and durability. Their seamless and dot-free illumination makes them the ideal choice for both professional and personal projects where aesthetics and performance are priorities.