Via Size and Current Capacity Calculator
Calculate the size of vias and their current-carrying capacity for multilayer PCBs.
Results:
Recommended Via Diameter:
Current Capacity per Via:
About this Calculator:
This Via Size and Current Capacity Calculator helps you calculate the size of vias and their current-carrying capacity for multilayer PCBs. By providing these inputs, you can ensure that vias can handle the required current without overheating, improving reliability and safety.
Equations Used:
Recommended Via Diameter (mm or mils): Calculated based on IPC-2221 standards.
Current Capacity per Via (A): Calculated based on the provided inputs and via diameter.
When designing multilayer PCBs, one of the crucial factors to consider is the PCB Trace Width to ensure safe current handling without excessive heat generation. To accurately determine the appropriate trace width, you can use a PCB Trace Width Calculator. Additionally, calculating the PCB Trace Resistance is vital for optimizing signal integrity and power efficiency, which can be done using the PCB Trace Resistance Calculator. The PCB Impedance Calculator also plays a critical role in designing high-speed circuits by calculating the impedance of PCB traces, helping to prevent signal reflection and loss. For more advanced designs, managing heat dissipation is equally important to ensure the PCB operates within safe temperature limits. Using a PCB Heat Dissipation & Thermal Resistance Calculator helps determine the optimal materials and structure for your PCB to handle the thermal load efficiently. By combining these calculators, designers can optimize both the electrical performance and thermal stability of their multilayer PCBs, ensuring long-term reliability.
