
- •Introduction
- •Outline
- •PWB Construction
- •PWB/CCA Examples
- •Types of Rigid PWB
- •Types of Flex PWB
- •Footnotes on Flex PWBs
- •PWB Stack-Ups (1 and 2 Layer)
- •Multi-Layer PWBs
- •Exploded View of Multi-Layer PWB
- •Multi-Layer Stack-Up Examples
- •PWB Stack-Up Guidelines
- •PWB Materials
- •PWB Materials
- •PWB Material Examples
- •Dielectric, Common Thickness
- •Copper Options
- •Etch-Back
- •Etch-Back
- •Signal Distribution
- •Single Ended Structure Examples
- •Differential Structure Examples
- •PWB traces as Transmission Lines
- •Characteristic Impedance
- •Trace Impedance
- •Strip-Line & Micro-Strip Impedance
- •Asymmetrical Strip-Line Impedance
- •Impedance Examples
- •Loss
- •Conductor Loss
- •Loss due to Skin Effect & Roughness
- •Time Delay
- •Signal Dispersion
- •Signal Dispersion
- •Signal Dispersion Example
- •Mitigation of Dispersion
- •Coupling
- •Coupling Examples
- •Mitigation of Coupling
- •Differential Pairs
- •Differential Pair Routing Options
- •Differential Impedance Definitions
- •Differential Impedance Examples
- •Field Intensity - 1
- •Field Intensity – 2
- •Field Intensity - 3
- •Field Intensity - 4
- •PWB Pad and Trace Parameters
- •Vias
- •Fine Pitch BGA (FG456) Package
- •Fine Pitch BGA (FG1156) Package
- •Via Parameters
- •Source Terminations
- •Destination Terminations
- •“Intentional” Mismatch Example
- •“Intentional” Mismatch Example
- •Power Distribution Purpose
- •Supply Power Loss Budget
- •DC Loss Model
- •Power Distribution Considerations
- •Plane Capacitance, Inductance, Resistance
- •Capacitor Parameters
- •Capacitor Parameters
- •Capacitor Guidelines
- •Capacitor Mounting Pads
- •Decoupling Examples
- •Trace Width Example
- •References
- •References (continued)
- •Material Suppliers
- •PWB Fabricators
- •Design Tools

References
♦IPC-2221 Generic Standard on Printed Board Design
♦IPC-2222 Sectional Design Standard for Rigid Organic Printed Boards
♦IPC-2223 Sectional Design Standard for Flexible Printed Boards
♦IPC-4101 Specification for Base Materials for Rigid and MultiLayer Printed Boards
♦IPC-6012 Qualification and Performance Specification for Rigid Printed Boards
♦IPC-SM-782 Surface Mount Design & Land Pattern Standard
♦High Speed Digital Design, Howard W Johnson
♦Even Mode Impedance, Polar Instruments, Application Note AP157
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References (continued)
♦Effect of Etch Factor on Printed Wiring, Steve Monroe, 11th Annual Regional Symposium on EMC
♦Transmission Line Design Handbook, Brian C Wadell
♦The Impact of PWB Construction on High-Speed Signals, Chad Morgan AMP/Tyco
♦Transmission Line RAPIDESIGNER Operation and Applications Guide (AN-905) National Semiconductor
♦PWB Design and Manufacturing Considerations for High Speed Digital Interconnection, Tom Buck, DDI
♦Power Distribution System Design (XAPP623) Mark Alexander, Xilinx
♦Surface Mount Capacitors, Kemet, Catalog F-3102G
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Material Suppliers
♦Arlon, www.ArlonMed.com
♦Bergquist, www.BergquistCompany.com
♦Isola, www.Vonrollisola.com
♦Park-Nelco, www.ParkNelco.com
♦Polyclad, www.Polyclad.com
♦Rogers, www.Rogers-Corp.com
♦Taconic, www.Taconic-add.com
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PWB Fabricators 
♦DDI, www.DDIglobal.com
♦Parlex, www.Parlex.com
♦Tyco, www.PrintedCircuits.TycoElectronics.com
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