Methods of using the printed circuit board
provides reliable electrical connections between the component terminals in a controlled manner according to a predetermined scheme. Printed circuits are widely used in many fields: Consumer goods Military Aerospace Industrial Medical Naval The unprecedented pcb development in recent years of all fields of activity has led to a revolution in the types and models
Types of printed circuit board
laminated together in an alternating sandwich: copper, substrate, copper, substrate, copper, etc.; each layer of copper is etched and any internal sleepers (which will not extend to both outer surfaces of the finished multilayer board) are plated before the layers are laminated together. FR-4 epoxy glass is pcb the most common insulating substrate. Flexible-Rigid
Printed circuit soldermask
soldermask is made of a fluid substance like an ink and is applied in a thin layer similar to varnish on the entire surface of the printed circuit less on the soldering pads and it also has a role of antioxidation of the copper traces. Being a substance with pcb a high degree of