between the component terminals in a controlled manner according to a predetermined scheme. Printed circuits are widely used in many fields: Consumer goods Military imprimate comanda la circuite Aerospace Industrial Medical Naval The unprecedented development in recent years of all fields of activity has led to a revolution in
populated with electronic components is called a printed circuit assembly, printed circuit board assembly, or PCB assembly (PCBA). In informal usage, the term "printed circuit board" most commonly means "printed circuit assembly" (with components). Components are generally soldered to the circuite la comanda imprimate PCB both to connect them electrically
For a multilayer imprimate comanda la circuite printed circuit with a specific stack-up, it must be taken into account that the internal tracks with controlled impedance are shielded by copper planes and for this reason only the thickness of the insulation between layers and tracks and the track thickness must be taken into account.