10-Layer Multilayer FR4(S1000-2)printed circuit board. with blue soldermask. ENIG surface finished(AU 2-4U", NI 118-236U"). via filled with resin and copper cap.
Multi-layer printed circuit is the product of electronic technology to high speed, multi-function, large capacity, and small volume. With the continuous development of electronic technology, especially the extensive application of large-scale and ultra-large-scale integrated circuits, multi-layer printed circuits are rapidly developing toward high density, high precision, and high-level digitization, and fine lines and small apertures have appeared. , blind hole buried hole, high plate thickness aperture ratio and other technologies to meet the needs of the market.
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