Multilayer PCB is a circuit board composed of three or more layers of conductive copper foil stacked together. These copper layers are isolated by insulating materials and connected through inner layers or through holes, forming a more complex and high-density circuit wiring design. Multilayer PCB s......
View DetailsGold fingers, that is, gold-plated contacts located on the edge of the PCB, are the key part of achieving electrical connection. It is widely used in devices with frequent plug-in and unplug interfaces.
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