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Common problems in PCB layout design.

Common problems in PCB layout design. Question 1: what is part packaging and how is it different from parts? Answer :(1) part packaging refers to the appearance and spot position shown when actual parts are welded to the circuit board. (2) the part packaging is only the
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High density printed circuit board (HDI) introduction and production process

High density printed circuit board (HDI) introduction and production process Printed circuit board is a structural element formed by insulating materials and conductor wiring.When the final product is manufactured, integrated circuits, transistors, diodes, passive components (such as resistors, capacitors, connectors, etc.) and various other electronic parts are installed.Through wire
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Development trend of PCB soft circuit board industry.

Flexible PCB structure Copper foil: E.D. and R.A. Cu Copper, Copper sheet is divided into RA, Rolled Annealed Copper and ED, Electrodeposited, both because of the different manufacturing principle, and characteristics are different, ED Copper manufacturing cost is low but fragile in Bend (Bend) or Driver (drilling) Copper surface body break easily.RA
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