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Knowledge, Vision & Wisdom Mar 2, 2015
Is Customer Approval Required for Class 3 Repair?
We have a case where a non-aerospace customer's board was repaired without prior authorization. It was for a class 3 assembly. Does it specify in an IPC document that customer approval is required for class 3 repairs?
Board Talk
Development of a Robust 03015 Process
This paper reviews major steps considered and taken for the development of a robust 03015 process. It focuses on the activities for the solder paste print process.
Production Floor
Conformal Coating & Connector Holes
Conformal Coating & Connector Holes
Is it possible to eliminate conformal coating from seeping into connector holes? How much coating residue is acceptable in the connector holes?
Ask the Experts
Lead-free Compatible Selective Soldering
JUKI
The FlexSolder W510 Selective Soldering System is a low cost, lead-free compatible, superior-quality system, offering high flexibility.
Juki Automation Systems
 
Why Rigid Flex? The reliability of your circuitry
Printed Circuits, Inc.
Rigid Flex are designed for aerospace, medical and military reliability. Flex assemblies reduce connector and reliability issues. Learn more...
Printed Circuits, Inc.
 
3D Printing Circuit Board Assemblies
One of the most promising commercial technologies of the decade is "additive manufacturing." Recently, printers have advanced to the point that they can even print sensors and electronic components on 2-D and 3-D substrates.
Technology Briefing
Flux Residue Causing Test Issues
Having issues with flux residues impacting in-circuit and functional test causing incomplete readings on connector pins.
Ask the Experts
UV Conformal Coatings with Moisture Cure
Dymax
Dymax light-cure conformal coatings, for high-density PCBs with shadowed areas, cure with ambient moisture over time. Download Conformal Coating guide.
DYMAX Corporation
 
A World of Selective Soldering Solutions
Vitronics Soltec
Vitronics Soltec's selective soldering machines exceed customers' expectations. Varitron Technologies says their 6746 "is practical and backed 100%!"

Vitronics Soltec
 
Lead-free Solder Contamination Concern
Lead-free Solder Contamination Concern
Can thermocouples attached to a circuit board with high temperature solder contaminate a lead-free solder wave?
Board Talk
Acoustic Micro Imaging Analysis for 3D Packages
This paper will present a review of AMI methods that are applicable to analyses of 3D devices and show example applications.
Analysis Lab
Juki
 
Printed Circuit Inc.
 
What's Going On With Nanomaterials?
What's Going On With Nanomaterials?
We're rapidly approaching critical mass for commercialization of nanomaterials. Where does this technology stand? What are the implications? We'll show you.
Technology Briefing
Challenges of Package on Package Devices
Challenges of Package on Package Devices
Paper outlines processes associated with soldering stacked packages using dip flux and dip solder paste designed to overcome incidence of package warp.
Materials Tech
PCB Protection Overview
Henkel
Henkel's circuit board protection include, conformal coating, encapsulants, potting, module sealing and low pressure molding.
Henkel Electronics
 
ASYS - Transforming Ideas Into Solutions!
ASYS
The ASYS Group is a leading manufacturer of process & handling systems for the electronics and photovoltaic industries.
ASYS Group Americas Inc.
 
Impact of Low Silver Paste on Area Array Joint Quality
This paper provides test data and analysis to "fill in the gaps" concerning the implementation for a wide variety of lead-free solder alloys.
Production Floor
Lifted Leads on QFP Components
Lifted Leads on QFP Components
After placement and reflow, we are having a random lifted lead problem on some QFP's. Is a 1% fall out rate normal? What might be the cause?
Ask the Experts
Pick & Place Machine's Integrated Intelligence
Europlacer
The award winning iineo-II is highly regarded as the most productive, multi-functional assembler for high-mix environments in the PCB assembly industry. Learn more...
Europlacer North America
 
Blackfox's Lead Free Soldering
BLACKFOX
Blackfox's Lead Free Soldering minimizes the risks of conversion, when introducing lead free products and processes. The lead free certification program incorporates the latest IPC requirements. Learn more...
Blackfox Training Institute
 
         
Comparison of Solder Paste Residues
Paper assesses the reliability of several lead-free, no clean paste residues after vapor phase reflow in comparison to convection reflow.
Analysis Lab
ASYS Group
Solder Pallets With Titanium Inserts - Yes/No?
Our pallet manufacturer recommends titanium inserts to allow larger apertures near closely spaced surface mount components. These inserts are expensive. Are they worth it?
Board Talk
87 Repair/Rework Guides - Illustrated and Online
CTC
This free online guidebook, packed with detailed illustrations, will be helpful to anyone who needs to repair or rework circuit board assemblies.
Circuit Technology Center
Pad Cratering Evaluation of PCBs
Pad Cratering Evaluation of PCBs
This paper reviews major publications and research reports with regard to pad cratering on various PCB materials.
Materials Tech
Discover New Facts About Parylene Coating
Diamond MT
Learn about the parylene deposition process, the main benefits of parylene, and the most common applications of parylene in a new free fact sheet titled Parylene 101 from Diamond-MT.
Diamond MT
Alternative to Dead Bug Rework
Alternative to Dead Bug Rework
Dead bugging is when you add components to a circuit board upside-down and run jumper wires to complete the circuits. Here's an alternative.
Production Floor
Epoxy Features Excellent Chemical Resistance
Master Bond
Master Bond EP21LVSP6 is a two part epoxy for bonding, coating, sealing and encapsulating. It is ideal for applications where a long open time, low viscosity and excellent physical properties are all vital.
Master Bond
LPKF Laser & Electronics
Cartoon
"A cubicle with a periscope is the same as an office with a window... let's not nitpick."
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