Trace Width
Size a copper trace for current and allowable temperature rise.
Open Trace Width CalculatorPCB Design Calculations
Search PCB calculators for impedance, length matching, power integrity, fabrication, assembly, conversions and design pricing.
26 calculators
Differential Impedance
Estimate coupled pair impedance from trace geometry and edge gap.
Open Differential Impedance CalculatorLength Matching
Compare routing delay on two layers and convert a skew budget to allowable trace mismatch.
Open PCB Length Matching CalculatorUnit Converter
Convert dimensions, area, nominal copper thickness and temperature.
Open Unit ConverterPCB Design Cost
Estimate the fee for PCB design and engineering services.
Open PCB Design Cost CalculatorCurrent Capacity
Screen current capacity for an existing trace and copper thickness.
Open Current Capacity CalculatorVia Current
Estimate plated via barrel resistance and screen parallel via current.
Open Via Current CalculatorSingle-Ended Impedance
Estimate trace impedance for microstrip or symmetric stripline.
Open Single-Ended Impedance CalculatorPad Size
Calculate nominal through-hole pad diameter and annular area.
Open Pad Size CalculatorThermal Relief
Compare ideal electrical and thermal resistance of copper spokes.
Open Thermal Relief CalculatorPanelization
Compare rectangular board counts and utilization for two orientations.
Open Panelization CalculatorClearance & Creepage Checklist
Record the inputs needed for an insulation and standards review.
Open Clearance & Creepage ChecklistMaterial Selection
Compare PCB material families with the priorities of your board.
Open Material Selection CalculatorStackup Builder
Plan layer order, dielectric thickness and copper balance.
Open Stackup BuilderPCB Fabrication Quote
Estimate bare-board fabrication and flag options that require manual pricing.
Open PCB Fabrication QuoteGerber DFM Checker
Run a local precheck on Gerber and drill files.
Open Gerber DFM CheckerDDR Byte-Lane Skew
Compare DQ, DM and DBI delay against each signal’s assigned DQS strobe.
Open DDR Byte-Lane Skew CalculatorImpedance-to-Geometry Solver
Solve for trace width or differential pair gap using the existing impedance models.
Open Impedance-to-Geometry SolverCrosstalk & Spacing
Screen spacing and parallel routing against editable geometry rules.
Open Crosstalk & Spacing CalculatorTrace Voltage Drop
Estimate DC resistance, voltage drop and dissipation for a routed copper trace.
Open Trace Voltage Drop CalculatorPDN Target Impedance
Translate a load step and droop budget into target impedance and ideal capacitance.
Open PDN Target Impedance CalculatorVia Aspect Ratio
Estimate drill aspect ratio and worst-case annular ring using fabrication tolerances.
Open Via Aspect Ratio CalculatorVia Stub & Backdrill
Screen residual via stub resonance and quarter-wave length before backdrill review.
Open Via Stub & Backdrill CalculatorTDR Distance
Convert reflection time to one-way distance, guided wavelength and electrical phase.
Open TDR Distance CalculatorFabricator Rule Checker
Compare entered design dimensions with editable fabrication limits and inspect margins.
Open Fabricator Rule CheckerStencil Aperture
Compare circular or rectangular stencil apertures against your assembly limits.
Open Stencil Aperture Calculator