Industry Resource Center

Downloadable Resources

Welcome to I-007e, the industry’s educational resource center. Below, you’ll find our comprehensive library of technical white papers written by subject matter experts on various topics that impact companies in the circuit board electronics manufacturing supply chain. These resources are free to download.


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Choosing the Right Reinforcement Materials Guidelines

Author: MacDermid Alpha Electronics Solutions

This document provides guidelines for selecting reinforcement materials, focusing on underfills and edgebonds to enhance electronic assembly reliability. It highlights their applications, benefits, and suitability based on die-to-package ratios and strain directions. MacDermid Alpha Electronics Solutions offers advanced materials and expertise to optimize performance, durability, and stress management in electronic components.

Choosing Potting Materials Guidelines

Author: MacDermid Alpha Electronics Solutions

The document provides guidelines for selecting potting materials to protect electronic devices from environmental stresses, ensuring long-term reliability and performance.

Miniaturization in Consumer Devices

Author: TAIYO YUDEN (U.S.A.) INC.

Driven by demand for smaller, smarter, and energy-efficient devices, miniaturization is transforming consumer electronics, especially wearables. TAIYO YUDEN’s ultra-low profile metal power inductor leads this innovation with advanced technologies that deliver compact designs, longer battery life, and superior performance for next-generation products.

Choosing the Right Conformal Coating Guidelines

Author: MacDermid Alpha Electronics Solutions

This document provides guidelines for selecting the right conformal coating to protect electronic circuit boards from harsh environments like moisture, corrosive gases, and temperature changes. It compares solvent-based and solvent-free coatings, highlighting their features, thickness, curing time, and resistance properties.

Thermal Interface Materials (TIM) – Guidelines

Author: MacDermid Alpha Electronics Solutions

As electronic devices shrink and power density rises, controlling heat becomes critical to reliability and product life. Each application has unique mechanical, electrical, and manufacturing requirements, so material selection should align with those constraints and the intended assembly process.

Ultra HDI Design Guidelines

Author: NCAB Group

This document offers comprehensive guidelines for designing Ultra HDI PCBs, featuring cutting-edge elements like ultra-small microvias and fine-pitch components. It explores production technologies, material selections, and critical design considerations, underscoring the importance of case-by-case evaluation for complex builds. Detailed rules for measurements, tolerances, and manufacturing techniques are included to ensure each design aligns seamlessly with the capabilities of advanced PCB fabrication.

Stackups and Impedance Design Guidelines

Author: NCAB Group

This white paper provides clear, practical guidance on PCB stackups and impedance design, with recommended configurations for 6ML, 8ML, and 10ML boards across different thicknesses. The content covers critical factors such as copper thickness, prepreg characteristics, impedance control tolerances, and signal integrity design tips. While these guidelines offer a strong foundation, manufacturers may tailor stackups based on specific materials, copper distribution, and production requirements.

Semi-flex Design Guidelines

Author: NCAB Group

This collection of essential design guidelines for semi-flex PCBs includes structural types, material capabilities, and critical bend area considerations. This document emphasizes best practices like using flexible solder mask or coverlay, minimizing stress concentration, and maintaining balanced copper distribution. Key topics also include bend limitations, smart material selection, and the importance of accurate design from the start to ensure long-term reliability and manufacturability.

PCB Design Checklist

Author: NCAB Group

This comprehensive PCB Design Checklist ensures design accuracy and manufacturability prior to production. It covers 12 key areas: component packaging, placement, mechanical checks, technical checks, constraint rules, routing, timing design, power design, DRC checks, test pins, silkscreen, and Gerber review. Each section includes detailed sub-checks, such as verifying solder mask dimensions, component spacing, signal routing, impedance control, safety clearances, and test point alignment. Emphasis is placed on utilizing 3D models, panelizing small boards, and performing design rule checks (DRC) to catch errors. This checklist ensures a thorough review, minimizing design flaws and optimizing both functionality and production readiness.

PCB Design Tips

Author: NCAB Group

This comprehensive guide to is aimed at avoiding 13 common PCB design mistakes, such as issues with annular rings, improper spacing between plated/non-plated holes and copper, trace width mismatches, stubs, slivers, copper-to-edge clearance, and solder mask/legend print problems. Each mistake is detailed with its associated risks alongside solutions and references IPC standards and best practices. Key recommendations include adhering to proper tolerances, maintaining correct clearances, using accurate CAD settings, and collaborating with PCB suppliers. The aim is to ensure high-reliability PCBs by addressing design flaws early, minimizing production challenges, and enhancing overall manufacturing yield and quality.

Flex and Rigid-flex Design Guidelines 1.2

Author: NCAB Group

These design guidelines for flex and rigid-flex PCBs outline build capabilities, material selections, dimensional limits, and practical design tips. They strongly emphasize reliability, flexibility, and compliance with IPC standards. Key features include overlay overlap, bend area design, hole staggering, and adhesive system considerations—all aimed at achieving optimal performance in both dynamic and static applications.

HDI Design Guidelines 1.2

Author: NCAB Group

These HDI PCB design guidelines focus on construction types, material specs, and smart layout strategies for microvias, skip vias, and fine-pitch BGAs. The content dives into key cost drivers and advanced design tips, balancing performance with cost-effectiveness. There is an emphasis on reliability, with best practices highlighted throughout alongside a strong recommendation to consult technical experts for tighter tolerances or high-demand applications.

Via Protection Design Guidelines 1.1

Author: NCAB Group

This document delves into via protection strategies in PCB production and recommends IPC-4761 Types V, VI, and VII to ensure long-term reliability. It provides advice against outdated tenting and plugging techniques, which can lead to issues like corrosion and via blow-out. Included are practical design recommendations, optimal hole size guidelines, and a clear emphasis on fully filled vias to enhance performance and durability.

Copper Coin Design Guidelines 1.0

Author: NCAB Group

This document provides guidelines for designing copper coins in PCBs, highlighting their exceptional thermal conductivity and cost-effectiveness. It includes mechanical advice, design recommendations, details on various coin types, and technical specifications for dimensions, tolerances, and attachment methods. Additionally, it addresses factory limitations and suggests consulting NCAB before initiating the design process.

Multilayer Design Guidelines 3.0

Author: NCAB Group

These comprehensive guidelines for multilayer PCB outline both cost-effective and high-quality production. Key topics include design strategies, material specs, optimal layer counts, drilling tolerances, solder mask considerations, via hole plugging, and surface finish options. It also stresses the value of symmetrical stackups, balanced copper distribution, and early consultation with NCAB to fully leverage advanced manufacturing capabilities.

PCB Cost Drivers

Author: NCAB Group

This white paper explores the key cost drivers in PCB manufacturing, breaking them down into hard costs, such as board size, layer count, and material selection, and soft costs, like specifications, lead times, and communication efficiency. It also highlights the critical role of sustainability, streamlined designs, reduced complexity, smarter material utilization, and proactive collaboration. These strategies not only help control costs and reduce waste but also support environmental responsibility—without compromising performance or reliability.