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Tara Dunn, President
Omni PCB and PCB Advisor
tarad@omnipcb.com **** 507-332-9932
As a recognized industry expert, I work with Designers, Engineers, Sourcing teams, Fabricators and users of Printed Circuit Boards to find best-fit solutions for their project challenges. My network connects you to expertise to answer your questions and expand your knowledge!
If there is a topic that you need to know more about - or have information to share - lets connect!
- Final Surface Finish Selection
- Domestic Prototype to Off Shore Transition
- Compare the cost of Rigid Flex to PCB/Cable
- Flexible Circuit Stiffener Options
- Flex Circuit Coverlay Options
- Flex Circuit Cost Drivers
- Flex-to-Fit
- MCAD/ ECAD Collaboration
- Additive Process: Fine Lines and Thin Copper
- Layout Databases
- Via hole filling options
- PCB Materials
- Micro Vias: Critical Elements Simplified
- PWB Reliability and the IST Method
- PCB Fab Notes and The Quotation Package
- Rigid Flex
ELECTRONICS CHEMISTRY
Process Recommendations
- Surface Preparation and Cleaning, Part 1
- Surface Preparation and Cleaning, Part 2
- Surface Finishes on Printed Circuit Boards
- Moving into Microvias - The Interaction of Materials & Processes, Part 1
- Moving into Microvias - The Interaction of Materials & Processes, Part 2
- The Critical Importance of Rinsing, Part 1
- The Critical Importance of Rinsing, Part 2
- Improving Solderability and Corrosion Resistance for Final Finishes
- Metalizing Difficult-to-Plate Substrates
- Acid Copper Plating
- Via Formation and Drilling Mechanics, Part 1
- Via Formation and Mechanical Drilling, Part 2
- Building Reliability into the PCB, Part 1
- Building Reliability into the PCB, Part 2
- Primary Imaging for Pattern Plating, Part 1
- Primary Imaging for Pattern Plating, Part 2 - Development
- Process Engineering Defect Prevention
- Video: Highlights of IPC's PCB Tech Trends 2016 Study
- Video: Electronics Chemical Reliability Fundamentals for IPC
- Chemical Surface Prep - The Art of Achieving Fine Lines & Spaces
- Source Electronics Chemistry by Application with RBPToolbox.com
- Non-Halide Fluxes Get the Job Done Right
- Feed and Bleed with NPS 3000
- Developing Fine Lines Continues to Challenge Board Manufacturers
- RBP Toolbox: Taking Technical Service to New Heights
- Ask Tony about Trapped Resist
- Ask Rob about Low Operating Costs
- Cleaning Innerlayers
- 5 Tips for Proper Antifoam Use
- Ask Rob about High Aspect Ratio Boards
- RBP Introduces New Oxide Alternative Adhesion Promoter
Troubleshooting Guide
- Plating Nodules - Where Did These Come From?
- Pits and Mouse Bite Issues, Part 2
- Pits and Mouse Bite Issues, Part 3
- Looking at PTH Voids
- The Desmear Defect Guide
- Copper-to-Copper Peeling
Industry links
References
The Printed Circuit Board Designers Guide to: (e- book download)
- Flex and Rigid Flex
- Producing the Perfect Data Package
- Design for Manufacturing
- AS9100 Certification
- Secrets to High Speed Design (part 1)
- Secrets to High Speed Design (part 2)
- Signal Integrity by Example
- The Rise of 5G - mmWave Moves Forward
- Power Integrity by Example
- Fundamentals of PF/Microwave PCBs
Organizations/Associations
- IPC = Institute of Printed Circuits (Global Trade Association)
- ANSI = American National Standards Institute
- SMTA - Surface Mount Technology Association
Publications/ Industry Info
Suppliers
Software:
Topics:
Flex and Rigid-Flex
- Rigid-Flex Prototyping Tips
- Extended Life and High Reliability
- Will All Thin Materials Flex?
- Unique Flex Termination Methods
- Never Underestimate the Power of a Mock-Up
- Selecting the Best Flex Fabricator
- SMTA Pilot Program for Emerging Engineers
- Avoid Holds for Common Data Package Errors
- Top Tips for Flex Designers from a Fabrication Perspective
- When You Do Everything Right and Something Still Goes Wrong
- Flex Circuit Specific Terms and Definitions
- Rigid-Flex Cost Comparison
- Spark an Idea
- New Materials or New to You?
- The Learning Curve: Your First Flex Circuit
- Rigid Outer-Layers to Reduce Cost
- Budgetary Quote Early in the Design Process
- Why Doesn't Every Application Use Rigid Flex Technology?
- SAP and mSAP in Flexible Circuit Fabrication
- Top 8 Flexible Circuit Advantages
- Coverlay Type Driven by Installation and End Use Requirements
- Flexible Circuit Base Materials
- Producing Rigid Printed Board Assemblies
- Thinking & Designing in Three Dimensions
- Don't Build Flex That Doesn't Flex
- The Myth About Rigid-Flex Costs
- Altium OnTrack - Getting a handle on flex cost drivers
- Something New For Everyone
- Challenges with Rigid Flex Design
- Structural Integrity and the Challenges of Rigid Flex PCB Design
- The Power of Flex
- Knowledge is Power: Reduce Cost and Shorten Lead Time
- Troubleshooting Flex Applications for Mil/Aero Projects
- Flex Circuit Cost Drivers
- Rigid Flex: Total Cost Comparison
- When to use Rigid Flex
- Polyimide Coverlay and Adhesive Squeezeout
- Flex Circuit Shielding Options
- Flex Circuits: The Basics
- Flex Material Handling: An inside peek
- Cost Considerations for Flex Circuits
Additive Technology: Sub 1 mil line/space
- FlexFactor: Advanced Manufacturing and Entrepreneurship
- Additive Electronics: PCB Scale to IC Scale
- Gold Traces used in Medical Applications
- Benefits of fine line additive process
- Circuitry on a balloon catheter
- Sub 1 Mil Line and Space
Design
- Five Tips Guaranteed to Reduce PCB Design Time
- 3D PCB Design: Why you need it and how it will help you
- Designing Operational Amplifiers
- Efficient Heat Dissipation with SMD Heat Sinks
- Learning Current Density Don't Pop the Balloon
- IoT: Let's Put the "A" Back in EDA
- Strategies for HDI Design
- HDI's Beneficial Influence on High Frequency Signal Integrity
- Flex-to-Fit
- Cap Plating of Filled Vias
- PCB Design Questions
- Micro Vias: Just the basics
- Controlled Impedance: The Basics
- The Evolution of Thermal Management in PCB's
- Thermal Management from a Fabrication Perspective
- Printed Circuit Board Panelization
- Top 5 PCB Design Guidelines every PCB Design Should Know
- PCB Design Guideline for Engineers - Part 1
- How to send the most complete documentation package - PCB Fab
RF / Microwave
Materials
- Copper Via-Fill Technology in Development
- Ormet Paste - Z-Axis connections during lamination
- Material Data Sheets: The basics
- Zeta Materials
Surface Finish
- Mina: Trouble free soldering to Aluminum
- Mina: RFID, LED and What Else?
- Final Surface Finish: How do you choose
- Selecting Final Surface Finishes
- ENEPIG Solderable Finish
Tips and Thoughts
- New Engineering Talent Joining the Electronics Industry
- Customers: Invited Guests to the Party
- Smart Factories: Much More Than Robots
- 35 Years of HDI Fab Processes and Obstacles
- PCB Cost Drivers
- The Man Behind the Curtain: Process Engineering
- A glimpse into PCB Sales
- IPC Flex and HDI Forum
- The Battelle NeuroLife Project
- Tips for Time Critical PCB's
- Domestic Prototype to Off Shore Production Transition
- "Is it just a Board"?
- IPC and MIL SPEC
- PCB Specialist or Generalist, just a thought
- Customer Service
- Buying printed circuit boards should not be difficult!
- PCB Sourcing Strategy: Are you guilty?