Electronics Assembly Knowledge, Vision & Wisdom
Jun 21, 2018
Should Apertures be Home Plate or Inverted Home Plate?
Should Apertures be Home Plate or Inverted Home Plate?
Should stencil the aperture be home plate or inverted home plate? You know the performance difference between the two types. Which one is better? The Assembly Brothers, Phil Zarrow and Jim Hall, answer these questions.
Board Talk
ESD Grounding - 1 Meg Ohm Resistor
Why do we need to use a 1 meg-ohm resistor for ESD grounding?
Ask the Experts
Case Studies Demonstrate Value-Added Services to Enable Client Success
Automated Visual Inspection and Correction (Demura) of OLED Displays
Implementing High-Volume, High-Performance Selective Soldering
RoHS: 10 Years Later -- IT Equipment Corrosion Issues Remain
When Machine Vision Inspection Comes Up Short: Is 'Almost' Defect-Free Enough?
Enhancing the Quality of Your Selective Soldering Process
An Electroless Nickel/Immersion Gold (ENIG) Surface Finish for Better Reliability of Assemblies
Ten Ways to Find Counterfeit Components Using X-Ray
Taking the LED Pick and Place Challenge
Taking the LED Pick and Place Challenge
There has been a shift in the lighting industry that has carried over to surface mount technology. What is this shift? Is it the LED revolution?
Production Floor
Quantum Computers Break Encryption
Quantum Computers Break Encryption
When quantum computers are fully developed, they will break much of today's encryption whose security is only based on mathematical assumptions.
Technology Briefing
The Sir Reliability of Fine Pitch QFN Components Under Harsh Condition
A variety of dummy QFNs are assembled on PCBs whose surface finish is OSP by reflow in air, they are tested under 5V bias voltage and 85, 85%RH condition.
Analysis Lab
Evaluating Rinsing Effectiveness in Spray-In-Air Cleaners
Evaluating Rinsing Effectiveness in Spray-In-Air Cleaners
This study was designed to investigate the efficiency of the rinse cycle using both a spray-in-air batch and inline
cleaner.
Materials Tech
Plasma Polymerization
This paper will discuss the plasma coating process and the equipment used.
Production Floor
Ask the Experts
Can Water be Harmful to Electronics Components?
A new quality assurance engineer insists that electronics components should not be cleaned with water. Can you enlighten us?
Ask the Experts
Silicon V-Groove Alignment Bench for Optical Component Assembly
In this paper, a Silicon Interposer is described that provides electrical interconnects to an edge emitting laser die and a laser monitor detector die.
Analysis Lab
Step Stencil Setup
Step Stencil Setup
When shifting from standard solder paste stencils to step stencils, should we change the pressure or attack angle?
Board Talk
Screening of Lower Melting Point Pb-Free Alloys
Program explores the manufacturability and reliability for Pb-free Bi-containing alloys in comparison with conventional SAC305 and SnPb assemblies.
Materials Tech
Greater Storage on Smaller Chips
Greater Storage on Smaller Chips
A team has developed the thinnest memory storage device with dense memory capacity, paving the way for faster, smaller and smarter computer chips.
Technology Briefing
Fluxless Die Attach by Activated Forming Gas
As demonstrated in the study, the fluxless and oxide-free technology using EA has made it possible to achieve a high quality die attach with zero or near-zero voids.
Production Floor
Ask the Experts
Automated Soldering vs. Hand Soldering
What is the differences in reliability for SMT machine placement followed by reflow soldering vs. hand placement followed by hand soldering?
Ask the Experts
Plating Quality Declines On Friday
Plating Quality Declines On Friday
An electroplating line was running 24/7. Suddenly one Friday quality began to falter. What was the root cause?
Mysteries of Science
Cartoon
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