circuit insight
Reliability of Copper, Gold, Silver and PCC Wirebonds Under Operation
In this paper, a detailed study of the electrical and mechanical degradation of wirebonds under high temperature exposure is presented.
Technical Paper
Adiabatic & Isothermal Humidification for Electronics Manufacturing
The need for including humidification into a well-rounded electronics manufacturing facilities’ ESD program is discussed.
Technical Paper
Sponsor
Glenbrook-Technologies

X-Ray Inspection Verifies Quality of Complex PCBs
A Netherlands-based PCB supplier relies on real-time X-ray inspection to ensure the quality of HDI, hybrid, multi- layer, flex-rigid & other complex boards.
Glenbrook Technologies
Maximum Board Temperature During Tin-Lead
IPC discusses the maximum top-side board temperature for BGAs to be 150 degrees C during a tin-lead wave solder. How is this temperature was determined?
Board Talk
Impact of BGA Escape Trace Design on Performance of Solder Joint
In this paper, a comprehensive study is presented to demonstrate the impact of different BGA escaping trace design cases on solder joint reliability.
Technical Paper
The Convergence of Technologies and Standards
The Vertical Segments of the Electronic Products Manufacturing Industry are converging and service offerings are consolidating due to advanced technology adoption and market dynamics. The convergence will cause shifts in the flow of materials across the supply chain as well as the introduction of equipment and processes across the segments.
Technical Paper
Sponsor
Manncorp

Outsourcing Costs More Than You Think
Delays, tariffs, and uncertainty come with overseas PCB assembly. In-house production with Manncorp delivers faster builds, tighter control, and long-term stability.
Manncorp Inc.
Board Level Reliability Testing of RF Packages
The paper presents a summary of board level reliability test performed on RF packages, the assembly process, mechanical and environmental tests, and understanding failures.
Technical Paper
Finite Element Analysis of Tin-Bismuth Electromigration of Solder Joints
This paper is based on the planar solder joint approach which affords non-destructive real-time monitoring of the solder joint microstructure in a scanning electron microscope.
Technical Paper
Sponsor
Air-Vac-Engineering

Removal/Milling of Underfilled Parts: AVX1000M
High precision milling with zero adjacent clearance. Auto laser height measurement of board and component. Learn more.
Air-Vac Engineering
Probe Contact Issues with No-Clean Pin-in-Paste
We are having issues with our no-clean pin in paste process caused by flux residue on the surface of the solder joint. Should all flux vaporize off during reflow?
Board Talk
De-Ionized Water Affected By the Atmosphere
Resistivity readers of the de-ionized water are above 15 megohms. Resistivity results of the samples tested by the outside lab have been approximately 1 megohm.
Board Talk
Detect PCB Stack-up Error with Machine Learning Methods
With high frequency and high-speed transmission in information industry, PCB customers demand stricter signal transmission integrity of PCB.
Technical Paper
Sponsor
BEST-Inc.

Training for Certified IPC Specialists
BEST's 7711 Training Rework Kit is designed for certification/re-certification of Certified IPC Specialists (CIS) so employees can be tested for speed, accuracy and quality.
BEST Inc
Endocrine Disrupting Chemicals and Bioaccumulative Substances
The re-classification and regulation of EDCs and bioaccumulative substances is expected to multiply the materials that require control or replacement.
Technical Paper
Ultrasonics as an Option for Electronics Assembly Cleaning
Ultrasonic cleaning parameters including frequency, power, time, temperature and chemistries results demonstrate developments in technology.
Technical Paper
Sponsor
Master-Bond

Low Outgassing, Glob Top Epoxy
Master Bond EP17HTND-CCM is a glob top epoxy that meets NASA low outgassing specifications and forms high strength bonds to a wide variety of similar/dissimilar substrates.
Master Bond
Design Considerations That Influence LED Solder Joint Reliability
In this paper we examine the influence of three factors on thermal-mechanical solder joint reliability of LEDs mounted on an IMS PCB using FEA.
Technical Paper
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Summit-Interconnect
Sponsor
Aim-Solder

Viscosity Does Not Equal Rheology: What Solder Paste Measurements Really Tell You
Viscosity is a useful solder paste quality control measurement, but rheology provides a more complete understanding of how paste will roll, fill, release, recover, and remain stable during stencil printing.
AIM Solder
Intraratio-Corporation
Sponsor
Zestron

Is your PCB surface finish surviving the wash?
Aqueous cleaning can stain or strip ImSn, ImAg & ENIG finishes. Get test data on protecting surface finish integrity post-reflow.
ZESTRON Americas
Cartoon
'Ever have one of those days when you're not sure whether you're in the zone, out of the box, under the gun, over the hump, or behind the curve?'
Copyright © Randy Glasbergen