Engineering Calculators & Tools

Professional PCB design tools to help you calculate trace width, current capacity, impedance, and more.

Power & current planning

Trace width, current carrying capacity, and via current tools help engineers size copper and interconnects before fabrication.

Signal integrity support

Use single-ended and differential impedance tools to estimate routing constraints before final stackup review.

Stackup & manufacturing guidance

Use material and stackup planning tools to move from rough assumptions toward manufacturable PCB decisions.

Recommended

Start with these core PCB tools

These are the highest-value calculators and planning tools for routing, current, stackup, via sizing, and impedance review.

Calculadora de Largura de Trilha PCB

Calcule a largura ideal da trilha de acordo com os padrões IPC-2221

Calculadora de Corriente PCB

Determine a capacidade máxima de corrente para suas trilhas PCB

Calculadora de Corrente de Via PCB

Calcule a capacidade máxima de corrente para vias PCB com base nos padrões IPC-2152

Calculadora de Impedância Online

Calculate PCB trace impedance for Microstrip and Stripline configurations

Calculadora de impedância de par diferencial

Estime a impedância diferencial de pares microstrip e stripline usando geometria da trilha, espaçamento e parâmetros dielétricos.

Planejador de stackup PCB

Estime a espessura da placa, a distribuição de cobre e os valores iniciais de stackup para fabricação de PCB e revisão de impedância.

Power & current tools

Signal integrity & materials

Need more than a calculator?

These tools are best used as engineering estimates. Final routing, stackup, copper weight, controlled impedance, drilling, and manufacturability decisions should still be reviewed against real fabrication capability.

  • • Use calculators early to size traces, vias, pair spacing, and stackup targets
  • • Validate assumptions with fabrication stackup and manufacturing limits
  • • Contact engineering when current, impedance, or reliability requirements are tight