An annular ring is the copper area surrounding a plated via on a PCB. It establishes a solid connection between the via and copper traces.| Sierra Circuits
Selecting the right PCB laminates and materials for your design is very important as it can impact the overall performance of the board.| Sierra Circuits
To build an efficient PCB stack-up, select the right materials, estimate the number of signal layers, and optimally arrange the layers.| Sierra Circuits
Download the Controlled Impedance Design Guide from Sierra Circuits. Explore the rest of our PCB design resources.| Sierra Circuits
Vias are miniature conductive pathways drilled into the PCB to establish electrical connectivity between the different layers.| Sierra Circuits