FPC / PCB Engineering Calculator

FPC / PCB Process Step Drawing Tool

Draw FPC and PCB process steps, map stations to engineering calculators, and export transparent PNGs or flow packages.

Manufacturing Stage Mapping

01 Design Input

Checks: Layer count, board type, current, voltage, bend cycle, environment

Engineering Unit Converter - Convert common PCB and FPC engineering units, including 1 oz to um copper thickness.
PCB Trace Width Current Calculator - Estimate PCB trace width and current capacity from copper thickness and temperature rise.
PCB Power / Trace Resistance Calculator - Estimate PCB power loss, voltage drop and conductor resistance from trace geometry and current.
Creepage and Clearance / Voltage Spacing Calculator - Estimate creepage and clearance spacing from a user-defined voltage rule before formal standard review.
FPC Bend Radius Calculator - Estimate minimum bend radius and flex strain for RA or ED copper.
FPC Neutral Axis & Bend Stress Calculator - Visualize an FPC stack-up, estimate neutral-axis location, copper strain and layer stress, and compare coverlay opening or air-gap bend zones.

02 Material Selection

Checks: PI / PET / FR-4 thickness, RA or ED copper, adhesive type, coverlay thickness

Copper Thickness Converter (1 oz to um) - Convert copper weight and thickness, including 1 oz to um, for stack-up and plating reviews.
Engineering Unit Converter - Convert common PCB and FPC engineering units, including 1 oz to um copper thickness.

03 Stack-up Design

Checks: Total thickness, dielectric spacing, symmetry, controlled impedance

Stack-up Thickness & Feature Drawing Tool - Build stack-up thickness and draw coverlay openings, air gaps, through holes, buried vias and blind vias for engineering review.
FPC Neutral Axis & Bend Stress Calculator - Visualize an FPC stack-up, estimate neutral-axis location, copper strain and layer stress, and compare coverlay opening or air-gap bend zones.
Stiffener / ZIF Thickness Calculator - Check assembled FPC stiffener thickness against a connector or ZIF target thickness.
Stiffener Setback Calculator - Estimate the minimum setback between stiffener edge and bend tangent for flex reliability review.
PCB Impedance Calculator / Impedance Planner - Early PCB impedance calculator for single-ended and differential routing planning.
Copper Thickness Converter (1 oz to um) - Convert copper weight and thickness, including 1 oz to um, for stack-up and plating reviews.

04 Circuit Layout

Checks: Trace width, spacing, bend-zone routing, differential pair spacing

PCB Trace Width Current Calculator - Estimate PCB trace width and current capacity from copper thickness and temperature rise.
PCB Power / Trace Resistance Calculator - Estimate PCB power loss, voltage drop and conductor resistance from trace geometry and current.
Creepage and Clearance / Voltage Spacing Calculator - Estimate creepage and clearance spacing from a user-defined voltage rule before formal standard review.
Stiffener Setback Calculator - Estimate the minimum setback between stiffener edge and bend tangent for flex reliability review.
PCB Impedance Calculator / Impedance Planner - Early PCB impedance calculator for single-ended and differential routing planning.
FPC Bend Radius Calculator - Estimate minimum bend radius and flex strain for RA or ED copper.
FPC Neutral Axis & Bend Stress Calculator - Visualize an FPC stack-up, estimate neutral-axis location, copper strain and layer stress, and compare coverlay opening or air-gap bend zones.

05 Drilling / Laser Via

Checks: Finished hole, drill compensation, annular ring, hole-to-edge distance

Via Aspect Ratio Calculator - Check finished hole aspect ratio, drill allowance and annular ring.

06 Copper Plating

Checks: Current density, copper thickness, throwing power, plating area loading

Copper Plating Time Calculator - Estimate copper plating current, time and amp-hour loading.
Via Aspect Ratio Calculator - Check finished hole aspect ratio, drill allowance and annular ring.
Copper Thickness Converter (1 oz to um) - Convert copper weight and thickness, including 1 oz to um, for stack-up and plating reviews.

07 Etching

Checks: Etch factor, undercut, finished width, copper balance

Etching Compensation Calculator - Estimate artwork width from finished trace width, copper thickness and etch factor.
PCB Trace Width Current Calculator - Estimate PCB trace width and current capacity from copper thickness and temperature rise.

08 Lamination

Checks: Lamination thickness, adhesive squeeze-out, registration, CTE mismatch

Stack-up Thickness & Feature Drawing Tool - Build stack-up thickness and draw coverlay openings, air gaps, through holes, buried vias and blind vias for engineering review.
Stiffener / ZIF Thickness Calculator - Check assembled FPC stiffener thickness against a connector or ZIF target thickness.
Material Shrinkage Compensation Calculator - Calculate artwork or tooling compensation from X/Y shrinkage and process bias.
Coverlay Adhesive Overflow Calculator - Estimate adhesive overflow risk from adhesive thickness, opening clearance and flow factor.

09 Coverlay / Solder Mask

Checks: Opening compensation, bridge width, pad exposure, alignment tolerance

Coverlay Opening Calculator - Estimate coverlay opening size and bridge width from pad size, registration and adhesive allowance.
Coverlay Adhesive Overflow Calculator - Estimate adhesive overflow risk from adhesive thickness, opening clearance and flow factor.
Stack-up Thickness & Feature Drawing Tool - Build stack-up thickness and draw coverlay openings, air gaps, through holes, buried vias and blind vias for engineering review.
Engineering Unit Converter - Convert common PCB and FPC engineering units, including 1 oz to um copper thickness.

10 Surface Finish

Checks: ENIG thickness, OSP shelf life, gold finger plating, solderability

Engineering Unit Converter - Convert common PCB and FPC engineering units, including 1 oz to um copper thickness.

11 Profiling / Routing / Punching

Checks: Routing tolerance, punch clearance, outline compensation, edge rail

PCB Panelization / Panel Utilization Calculator - Calculate PCB panelization count, rotation option and material utilization.
Material Shrinkage Compensation Calculator - Calculate artwork or tooling compensation from X/Y shrinkage and process bias.
Engineering Unit Converter - Convert common PCB and FPC engineering units, including 1 oz to um copper thickness.

12 Electrical Test

Checks: Open / short, resistance, voltage drop, impedance coupon

PCB Trace Width Current Calculator - Estimate PCB trace width and current capacity from copper thickness and temperature rise.
PCB Power / Trace Resistance Calculator - Estimate PCB power loss, voltage drop and conductor resistance from trace geometry and current.
Creepage and Clearance / Voltage Spacing Calculator - Estimate creepage and clearance spacing from a user-defined voltage rule before formal standard review.
PCB Impedance Calculator / Impedance Planner - Early PCB impedance calculator for single-ended and differential routing planning.

13 Reliability Validation

Checks: Bending test, thermal shock, peel strength, solder float, ionic contamination

FPC Bend Radius Calculator - Estimate minimum bend radius and flex strain for RA or ED copper.
FPC Neutral Axis & Bend Stress Calculator - Visualize an FPC stack-up, estimate neutral-axis location, copper strain and layer stress, and compare coverlay opening or air-gap bend zones.
Stiffener Setback Calculator - Estimate the minimum setback between stiffener edge and bend tangent for flex reliability review.
Stiffener / ZIF Thickness Calculator - Check assembled FPC stiffener thickness against a connector or ZIF target thickness.
Stack-up Thickness & Feature Drawing Tool - Build stack-up thickness and draw coverlay openings, air gaps, through holes, buried vias and blind vias for engineering review.
PCB Trace Width Current Calculator - Estimate PCB trace width and current capacity from copper thickness and temperature rise.

14 Cost Estimation

Checks: Panel yield, material cost, drill count, surface finish, test cost

FPC / PCB Cost Estimator - Estimate unit cost from panel cost, process cost, pieces per panel, yield and setup charge.
PCB Panelization / Panel Utilization Calculator - Calculate PCB panelization count, rotation option and material utilization.
Copper Plating Time Calculator - Estimate copper plating current, time and amp-hour loading.