HDI PCB board commonly used laminated structure - PCB
2021-10-12u2002·u20027. Cross-layer blind hole design of the secondary laminated HDI (secondary laminated HDI 8-layer board, the laminated structure is (1+1+4+1+1)). The structure of this type of board is (1+ 1+N+1+1), (N≥2, N even number). This structure is a secondary laminated board that is …
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