1 - 10 of 71 Search Results for microvia
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1.
Coherent Inc. Lasers enable Microvia Drilling in PCBs
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…market for microvias and the equipment used to manufacture them in high volume. There are four microvia formation technologies: lasers, photovia, mechanical drilling, and plasma etching. Each technology has its inherent advantages and disadvantages. The clear leader for blind microvias when considering…
Related Searches: q switched co2
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3.
LaserProcessingRev2.pdf
(PAGE 5 OF 5)
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…processing is carried out using CO2 lasers. As a result, CO2 and UV-DPSS lasers are frequently used in combination, such as in drilling microvias, where a DPSS laser removes the copper surface and a CO2 laser quickly drills the dielectric down to the next copper level. With…
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5.
Coherent Inc. Microvia Drilling of Printed Circuit Boards with UV DPSS Lasers
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…techniques for the production of small microvias (less than 50 µm diameter) in chip substrates and flex packages. Laser Used:AVIA Family of DPSS Lasers Process: FR4 The majority of UV DPSS lasers operate at the frequency-tripled wavelength of 355 nm for microvia formation. Average output power at this…
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9.
LaserProcessingRev2.pdf
(PAGE 3 OF 5)
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…that consistently yield reliable microvias. The advantages of plasma technology are higher reliability and reported yields of 98 percent in microvia formations. This finds niche applications in medical and avionics. In contrast, laser drilling microvia holes is a straightforward and comparatively…
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