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YINCAE: UF 158UL redefines underfill for large chips

13th March 2025
Sheryl Miles
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YINCAE has unveiled its latest innovation in underfill materials with the introduction of UF 158UL. This advanced underfill solution is engineered to address the increasing challenges associated with large format chips, offering superior performance in flowability, rapid curing, and long-term reliability. As semiconductor technology continues to evolve, the need for highly efficient and dependable underfill materials becomes more critical, particularly for applications demanding enhanced durability and performance.

One of the standout features of UF 158UL is its exceptional flow characteristics. The material is specifically formulated to fill gaps as small as 10 microns with ease, even when used with large chips measuring up to 100 x 100mm. This level of precision ensures complete and uniform coverage, which is essential for enhancing the mechanical integrity of the assembled components. The room temperature flowability of UF 158UL not only simplifies the application process but also reduces dependency on high-temperature processing, ultimately lowering energy consumption and manufacturing costs.

In addition to its impressive flow properties, UF 158UL is designed for rapid curing, significantly accelerating production throughput. The ability to cure efficiently at room temperature enables manufacturers to streamline assembly processes without compromising on quality or performance. This is particularly beneficial in high-volume production environments where time-sensitive manufacturing is crucial.

Reliability is another key advantage of UF 158UL. The material provides robust protection against thermal stress, moisture ingress, and mechanical shock, ensuring long-term stability of the electronic components. These attributes make it particularly suitable for industries requiring highly durable electronics, such as automotive, aerospace, and high-performance computing.

"We are thrilled to introduce UF 158UL, a game-changer in underfill technology," said CTO of YINCAE. "With its exceptional flow, fast cure, and high reliability, UF 158UL empowers manufacturers to achieve unprecedented levels of efficiency and quality in the production of large format chips."

UF 158UL is well-suited for a range of demanding applications, including high-performance computing, artificial intelligence, automotive electronics, and aerospace systems. As electronic components continue to scale in size and complexity, materials like UF 158UL play a crucial role in ensuring optimal performance and longevity in advanced semiconductor assemblies.

UF 158UL is ideal for a wide range of applications, including:

  • High-performance computing
  • Artificial intelligence
  • Automotive electronics
  • Aerospace systems

Key Features and benefits:

  • Room temperature flow for easy application
  • Fast cure for increased throughput
  • High reliability for long-term performance
  • Excellent gap fill in 10-micron spaces
  • Compatible with large 100 x 100mm chips

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