Why Optical Engine with COB Technology for Optical Transceivers?
Optical engines with COB technology

Why Optical Engine with COB Technology for Optical Transceivers?


Optical transceivers are critical components of modern communication networks, enabling high-speed data transmission over optical fibers. These devices must be compact, efficient, and reliable, making them ideal candidates for the integration of optical engines with chip-on-board (COB) technology. In this blog, we will explore why optical engines with COB technology have become the primary choice for Tanlink.


What are Optical Transceivers?

Optical transceivers are devices that transmit and receive optical signals over an optical fiber cable. They convert electrical signals into optical signals for transmission and convert the optical signals back into electrical signals at the receiving end. They are essential components of communication networks, including data centers, telecom networks, and high-performance computing systems.


What is Tanlink COB technology?

COB, also known as Chip-on-Board , is an emerging optoelectronic device packaging technology where optical components and chips are mounted directly on a printed circuit board (PCB). COB is widely applicable in optical transceivers, AOCs, HDMI, Mini-SAS etc. Tanlink Optics possesses advanced automated equipment for die bonding, wire bonding and coupling, allowing for high accuracy and efficiency.


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Tanlink Optical engine production line


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3 Key processes of COB technology for optical engines from Tanlink



Why Optical Engine with COB Technology for Optical Transceivers?


The integration of optical engines with COB technology offers several advantages for optical transceivers, including:

  • Compact Size: Optical engines with COB technology enable the integration of multiple optical components and semiconductor chips on a single PCB, resulting in a smaller and more compact device.
  • Higher Efficiency: The integration of optical components and chips on a single PCB reduces the number of interfaces between the components, leading to higher efficiency and reduced power consumption.
  • Improved Thermal Management: Optical engines with COB technology enable better thermal management of the device, as heat generated by the chips can be dissipated more efficiently through the PCB.
  • Reduced Cost: By integrating multiple components onto a single PCB, the cost of the device can be reduced, resulting in a more cost-effective solution.


These advantages make optical engines with COB technology an ideal solution for optical transceivers in high-speed data transmission in data centres. With the growing demand for high-speed data transmission, Tanlink optical engines with COB technology have covered the data-rate range from 10G to 400G optical transceivers.

Find me via darcy.xu@tanlinkoptics.com for more information.

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