Welcome to IPC's collection of technical papers presented at conferences since 2002. You can search by author, title and keyword. You can also search for keywords and topics in the Tag field. Access to the papers is reserved for IPC members.

Industrial Beta Deployment of 1st Domestic, High Volume SAP Process for Resolving HDI Technologies Down to 25 Micron Space and Trace

The drive for miniaturization of both commercial and aerospace/military technologies are not compatible with the current standard United States domestic PCB manufacturing processes at the vo .. weiterlesen
Author(s)
Audra Thurston, Jose Cordero, Brian Hess, Dr. Meredith LaBeau
Event
IPC APEX EXPO 2020

Advanced Interconnect Process Enables Very High-DensityPCB Structures

The need for increasingly complex electronics combined with the obsolescence of larger component packages is driving innovation to provide alternatives to the traditional subtractive-etch fa .. weiterlesen
Author(s)
Mike Vinson
Event
IPC APEX EXPO 2020

Industry 4.0 - How we transform a Buzzword into Manufacturing Excellence in Electronics: Case Study for Improving the PCB Print Process Using Factory Data

The competitive pressures that electronics companies experience today are exceptional, even for an industry accustomed to a relentlessly high rate of innovation. Manufacturers are challenged .. weiterlesen
Author(s)
Martin Franke
Event
IPC APEX EXPO 2020

The Convergence of Technologies and Standards Across the Electronic Products Manufacturing Industry (SEMI, OSAT, and PCBA) to Realize Smart Manufacturing

The Vertical Segments of the Electronic Products Manufacturing Industry (Semiconductor, Outsourced System Assembly, and Test, and Printed Circuit Board Assembly) are converging and service o .. weiterlesen
Author(s)
Ranjan Chatterjee, Daniel Gamota
Event
IPC APEX EXPO 2020

Optimization of Robotic Soldering Process: A Focus on Solder Spread and Spattering

Robotic soldering is a growing market within the PCB Assembly industry and interest in robotic soldering equipment and applications is increasing every year. This method is more efficient th .. weiterlesen
Author(s)
Robert McKerrow
Event
IPC APEX EXPO 2020

Selective Soldering with Alternative Lead-Free Alloys

The electronics industry is still searching for alternative lead-free alloys. Selective soldering requires relatively high solder temperatures to get proper hole filling. Alternative alloys .. weiterlesen
Author(s)
Gerjan Diepstraten
Event
IPC APEX EXPO 2020

Structural Electronics for Automotive Interiors

This paper presents results from a joined R&D project between two companies; Automotive Tier-1 and Technology Provider of structural electronics. Key benefits of structural electronics a .. weiterlesen
Author(s)
O. Rusanen, T. Beljah, C. Cuvillier, T. Heikkilä, P. Korhonen, M. Kärnä, P. Niskala
Event
IPC APEX EXPO 2020

Vibration Testing of Harsh Environment Solder Alloys

Electronic components are exposed to impact loadings and mechanical vibrations during assembly, material handling, and transportation. These loadings might affect the fatigue life of solder .. weiterlesen
Author(s)
Arvind Karthikeyan
Event
IPC APEX EXPO 2020

Materials Considerations for Automotive Radar Designs: Increasing Reliability in Automotive Safety Systems

Radio Detection and Ranging (radar) sensors require specialized materials and specific tolerances in order to optimize their function. However, although not new to many markets, such as the .. weiterlesen
Author(s)
Lenora Clark, Paul Salerno, Senthil Kanagavel
Event
IPC APEX EXPO 2020

Hot AirBGARework Process Improvement with a Touchless Temperature-Dependent Live-Feedback Process

Commonly used integrated circuits have been increasingly moving from leaded packages that are reworkable with a soldering iron to leadless packages such as BGAs that require complex rework t .. weiterlesen
Author(s)
Peter Lu
Event
IPC APEX EXPO 2020

Get Rid of the Wooden Pick and Other Neanderthal Approaches for Rework of Underfilled Components

Multiple Electronics Markets are driving the growing need for components with higher performance in smaller form factors with higher pin count and greater reliability. Ball Grid Ar .. weiterlesen
Author(s)
Brian P. Czaplicki
Event
IPC APEX EXPO 2020

An Interesting Approach toYield Improvement

Whilst many forward-thinking companies invest time, effort and cost into up front work to fix snags which would lead to issues with yield during production, this paper shows the efforts of a .. weiterlesen
Author(s)
Keith Bryant
Event
IPC APEX EXPO 2020

Accuracy Validation Finds Hidden Problems Affecting DPMO

If you don't measure, you don't know. These are appropriate words for the application of statistical methods for measuring machine and process capabilities in surface mount technology (SMT) .. weiterlesen
Author(s)
Michael Sivigny
Event
IPC APEX EXPO 2020

Pick-and-Place Feeder density within SMT and Electronics Assembly

With the growth of Surface Mount Technology (SMT) driven by new technological innovations and next generation products, machine feeder density becomes extremely important in electronics manu .. weiterlesen
Author(s)
Terry York
Event
IPC APEX EXPO 2020

Impact of PCB Manufacturing, Design, and Material to PCB Warpage

Customer demands for smaller form factor electronic devices are driving the use of thinner electronic components and thinner printed circuit boards (PCB) in the assembly process. The use of .. weiterlesen
Author(s)
Antonio Caputo
Event
IPC APEX EXPO 2020

California Proposition 65 Review

Warning required to be provided for exposing person to a listed chemical, unless “person in the course of doing business” can demonstrate it does not pose “significant risk”   •App .. weiterlesen
Author(s)
Michael Easter
Event
IPC APEX EXPO 2020

Update on Proposition 65

California Clear and reasonable warnings •Overview of new warning regulation  •Retailer warnings accompanying sale  •Warnings website •Listings•Compliance assis .. weiterlesen
Author(s)
Carol Monahan Cummings
Event
IPC APEX EXPO 2020

Pb-free BGAs in a SnPb Assembly: An Overview of ARP6415

Intended for use as technical guidance by ADHP (Aerospace, Defense, and High-Performance) electronics system customers to provide the technical structure needed to allow the designer to eval .. weiterlesen
Author(s)
Ben Gumpert
Event
IPC APEX EXPO 2020

Qualified Manufacturing Process Development by Applying IPC J-STD-001G Cleanliness Standard

J-STD-001G Amendment 1 standard requires an OEM and EMS to qualify soldering and/or cleaning processes that result in acceptable levels of flux and other residues. Objective evidence shall b .. weiterlesen
Author(s)
Mike Bixenman
Event
IPC APEX EXPO 2020

Transient AMR Project for Semiconductor Products: Phase 1

Findings and recommendations are reported from phase 1 of the Transient AMR(absolute maximum ratings) project, which is sponsored by the EOS/ESD Association and Industry Council on ESD Targe .. weiterlesen
Author(s)
Stevan Hunter
Event
IPC APEX EXPO 2020

Measuring the Impact of Test Methodsfor High-Frequency Circuit Materials

High-frequency materials are characterized by several important parameters, including the dielectric constant or relative permittivity (εr) and the dissipation factor (Df). For those paramet .. weiterlesen
Author(s)
John Coonrod
Event
IPC APEX EXPO 2020

A Cost-Effective Method for Accurate PCB Impedance Simulation of Any Specific Stack-Ups

This paper analyzes the reasons of inaccurate PCB impedance simulation of the traditional simulator and introduces a novel and cost-effective method for accurate PCB impedance simulation of .. weiterlesen
Author(s)
Terry Ho
Event
IPC APEX EXPO 2020

Optimization of PCB SI Coupon Design that Minimizes Discontinuity through Via-In-Pad Plated Over (VIPPO) Technique

The importance of signal integrity is emphasized as signal speed increases, and higher frequencies are applied. The PCB manufacturer uses SI coupons that can replace the in-product circuit t .. weiterlesen
Author(s)
Juhee Lee, Kyeongsoo Kim, Namdong Lee, Kyungsoo Lee
Event
IPC APEX EXPO 2020

Acid Copper Electroplating Processes With Excellent V-Pit Resistance for Flash Etching

Driven by rapid changes and markets, the electronics industry has seen massive growth over the past few decades. The short product life cycle has pushed PCB fabrication technology to its lim .. weiterlesen
Author(s)
Saminda (Sam) Dharmarathna, Sean Fleuriel, Eric Kil, Charles Bae, Leslie Kim, Derek Hwang, William Bowerman, Jim Watkowski, Kesheng Feng
Event
IPC APEX EXPO 2020

Non‐Destructive Measurement Improvements in Determining the Phosphorus Content in Electroless Nickel Deposits for ENIG And ENEPIG Using XRF

Phosphorus content in electroless nickel deposits, for PCB and electronic connectors, is a critical factor in controlling the nickel layer’s corrosion resistance and solderability. Improveme .. weiterlesen
Author(s)
Devarsh Shah, Robert Weber
Event
IPC APEX EXPO 2020

Comparing the Reliability Performance of Electroless Palladium and Autocatalytic Gold in Production Environment

The development of nano-scale surface finishes over copper pads such as Electroless Palladium and Autocatalytic Gold (EPAG) has been evolving in the recent years due to ever increasing deman .. weiterlesen
Author(s)
Tom Scimeca, Sandra Nelle, C Daczkowski, B Schafsteller, G Ramos
Event
IPC APEX EXPO 2020

ENEPIG -How the Process Characteristics Influence the Layer Performance

Electroless Nickel/Electroless Palladium/Immersion Gold (ENEPIG) is a well-accepted and established finish for high performance applications. The properties of the coating are determined mai .. weiterlesen
Author(s)
Britta Schafsteller, Sandra Nelle, Gustavo Ramos, Dirk Tews, Mario Rosin
Event
IPC APEX EXPO 2020

Reliable Nickel-Free Surface Finish Solution for High-Frequency-HDIPCB Applications

The evolution of internet-enabled mobile devices has driven innovation in the manufacturing and design of technology capable of high-frequency electronic signal transfer.  Among the pri .. weiterlesen
Author(s)
Kunal Shah
Event
IPC APEX EXPO 2020

Effect of QFN I/O Pad Solder Paste Overprint on Thermal Pad Void Reduction

QFN-Quad Flat No-lead SMT-surface mount technology components continue to be increasingly used and also becoming smaller for applications further requiring a high level of thermal performanc .. weiterlesen
Author(s)
Norman J. Armendariz
Event
IPC APEX EXPO 2020

Fill The Void V - Mitigation of Voiding for Bottom Terminated Components

Voiding in solder joints has been studied extensively, and the effects of many variables compared and contrasted with respect to voiding performance. Solder paste flux, solder powder size, s .. weiterlesen
Author(s)
Tony Lentz, Greg Smith
Event
IPC APEX EXPO 2020

WECC Global PCB Production Report 2020

WECC Global PCB Production Report is an annual report published by the World Electronic Circuits Council (WECC), including IPC. The members of WECC include the printed circuit associations o .. weiterlesen
Author(s)
WECC
Event
WECC

WECC Global PCB Production Report

WECC Global PCB Production Report is an annual report published by the World Electronic Circuits Council (WECC), including IPC. The members of WECC include the printed circuit associations o .. weiterlesen
Author(s)
World Electronics Circuits Council (WECC)
Event
WECC

Dispensing EMI Shielding Materials: An Alternative to Sputtering

Shielding electronic systems against electromagnetic interference (EMI) has become a hot topic. Technological advancements toward 5G standards,wireless charging of mobile electronics,in-pack .. weiterlesen
Author(s)
Garrett Wong,Jinu Choi
Event
IPC APEX EXPO 2019

Robust Reliability Testing for Drop-on-Demand Jet Printing

In this study,the question was how to perform statistically reliable robust- ness tests for the non-contact drop-on-demand printing of functional fluids,such as solder paste and conductive adh .. weiterlesen
Author(s)
Gustaf Martensson,Patrik Mirzai
Event
IPC APEX EXPO 2019

Filling of Microvias and Through Holes by Electrolytic Copper Plating - Current Status and Future Outlook

The electronics industry is further progressing in terms of smaller,faster,smarter and more efficient electronic devices. This continuous evolving environment caused the development on various .. weiterlesen
Author(s)
Mustafa Özköt,Sven Lamprecht,Akif Özkök,Dolly Akingbohungbe,Moody Dreiza
Event
IPC APEX EXPO 2019

Innovative Electroplating Processes for IC Substrates - Via Fill,Through Hole Fill and Embedded Trench Fill

In this era of electronics miniaturization,high yield and low cost integrated circuit (IC) substrates play a crucial role by providing a reliable method of high density interconnection of chip .. weiterlesen
Author(s)
Saminda Dharmarathna,Sy Maddux,Chao Benjamin,Ivan Li,William Bowerman,Kesheng Feng,Jim Watkowski
Event
IPC APEX EXPO 2019

Evaluating the Recess Depths of Recess-in-Motherboards using Different Metrologies

The demand to produce smaller electronic devices and products to meet the needs of consumer electronic applications has resulted in thinner ball grid array (BGA) packages with finer pitches. Du .. weiterlesen
Author(s)
A. Caputo,T. Swettlen,J. T. Harris,R. Aspandiar,B. Grossman,S. Mokler
Event
IPC APEX EXPO 2019

D-PAK Voiding: A Study to Determine the Origins of D-PAK Voiding

Voiding in bottom termination components (BTCs) like QFNs and LGAs have become quote the hot topic in the SMT industry. Surprisingly,one type of BTC component that is observed to have excess .. weiterlesen
Author(s)
Kim Flanagan,Greg Wade
Event
IPC APEX EXPO 2019

Head-on-Pillow Defect Detection - X-ray Inspection Limitations

Both the number and the variants of Ball Grid Array packages (BGAs) are tending to increase on network Printed Board Assemblies (PBAs)with sizes ranging from a few mm die size Wafer Level Pack .. weiterlesen
Author(s)
Lars Bruno,Benny Gustafson
Event
IPC APEX EXPO 2019

New High-Speed 3D Surface Imaging Technology in Electronics Manufacturing Applications

This paper introduces line confocal technology that was recently developed to characterize 3D features of various surface and material types at sub-micron resolution. It enables automatic micro .. weiterlesen
Author(s)
Juha Saily
Event
IPC APEX EXPO 2019

Mixed Metal Oxide "MMO" Insoluble Anode System for Enhanced Operational Acid Copper Plating of Printed Wire Boards "PWB"

Advances in the printed wire board industry toward miniaturization,finer traces and HDI technology,smaller through-holes and microvias have placed higher demands on board design,manufacturabili .. weiterlesen
Author(s)
Carl Brown,Dr. Meredith LaBeau,Eliot Nagler
Event
IPC APEX EXPO 2018

Advanced Cu Electroplating Process for Any Layer Via Fill Applications with Thin Surface Copper

Advances in the printed wire board industry toward miniaturization,finer traces and HDI technology,smaller through-holes and microvias have placed higher demands on board design,manufacturabili .. weiterlesen
Author(s)
Saminda Dharmarathna,Christian Rietmann,William Bowerman,Kesheng Feng,Jim Watkowski
Event
IPC APEX EXPO 2018

Via Fill and Through Hole Plating Process with Enhanced TH Microdistribution

The increased demand for electronic devices in recent years has led to an extensive research in the field to meet the requirements of the industry. Electrolytic copper has been an important tec .. weiterlesen
Author(s)
Maria Nickolova,Confesol Rodriguez,Kesheng Feng,Carmichael Gugliotti,William Bowerman,Jim Watkowski,Bob Wei
Event
IPC APEX EXPO 2018

From Leaded to Leadless SMD (DFN) Packages. Enabling Automatic Optical Inspection (AOI) for Leadless (DFN) Packages Via Side Wettable Flanks

Leadless semiconductor plastic packages (QFN) is a growing package category in terms of market share and diversity. This is also valid for low pin count semiconductors (e.g.: transistors and di .. weiterlesen
Author(s)
Hans-Juergen Funke
Event
IPC APEX EXPO 2018

Novel Approach to Void Reduction Using Microflux Coated Solder Preforms for QFN/BTC Packages that Generate Heat

The requirement to reconsider traditional soldering methods is becoming more relevant as the demand for bottom terminated components (QFN/BTC) increases. Thermal pads under said components are .. weiterlesen
Author(s)
Anna Lifton,Paul Salerno,Jerry Sidone,Oscar Khaselev
Event
IPC APEX EXPO 2018

Cleaning Flux Residue Under Leadless Components Using Objective Evidence to Determine Cleaning Performance

Cleanliness is a product of design,including component density,standoff height and the cleaning equipment’s ability to deliver the cleaning agent to the source of residue. The presence of manuf .. weiterlesen
Author(s)
Mike Bixenman,Vladimir Sitko
Event
IPC APEX EXPO 2018

Evaluation of Novel Thermosetting Stretchable Conductive Inks and Substrates for "Stretchtronics" Applications

Cleanliness is a product of design,including component density,standoff height and the cleaning equipment’s ability to deliver the cleaning agent to the source of residue. The presence of manuf .. weiterlesen
Author(s)
Jie Lian Ph.D.,Weifeng Liu Ph.D.,William Uy,Dennis Willie,Anwar Mohammed Ph.D.,Michael Doiron,Andy Behr,Tomoaki Sawada,Takatoshi Abe,Fukao Tomohiro
Event
IPC APEX EXPO 2018

Washability of E-Textile Materials

E-textiles,also known as electronic textiles,smart textiles,smart clothing,smart garments,or smart fabrics,are fabrics with electronic components and sensors embedded in them. Key components of .. weiterlesen
Author(s)
Weifeng Liu Ph.D.,Jie Lian Ph.D.,Jada Chan,William Uy,Zhen Feng Ph.D.,Robert Penning,Dennis Willie,Anwar Mohammed Ph.D.,Michael Doiron
Event
IPC APEX EXPO 2018

Overview of XR in a Manufacturing Environment

The Augmented Reality and Virtual Reality market is expected to cross $44 billion by the year 2025 according to various industry experts. This exciting new technology is not exactly new,but has .. weiterlesen
Author(s)
Mike Doiron,Zohair Mehkri
Event
IPC APEX EXPO 2018

Full Material Declarations: Removing Barriers to Environmental Data Reporting

Since the European Directives,RoHS (Restriction of Hazardous Substances) and REACH (Registration,Evaluation,Authorization and Restriction of Chemicals),entered into force in 2006-7,the number o .. weiterlesen
Author(s)
Roger L. Franz
Event
IPC APEX EXPO 2018