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Knowledge, Vision & Wisdom Mar 26, 2015
Is No-Clean the Trend for QFN Components?
Is there a continuing trend to move to no-clean for QFN components, or is industry in agreement that certain technologies will have to continue using a traditional cleaning process?
Board Talk
Proper DI Water Resistivity for PCB Cleaning?
What the proper resistivity reading for DI water when cleaning electronic assemblies and why? Is there a specification?
Ask the Experts
Selecting Stencil Technologies to Optimize Print Performance
Selecting Stencil Technologies to Optimize Print Performance
Research has been done to identify individual factors in stencil performance; this paper discusses the real-world application of numerous findings.
Production Floor
eSurface is the Game Changer for the PCB Industry
eSurface
eSurface enables you to: • Achieve Ultra-fine capability < 1/1 L/S; • Dramatically improve yields; • Reduce steps & cycle times; • Maximize efficiency
eSurface
 
2015 IPC Certification Training Schedule
EPTAC
IPC Certification training schedule, new classes, new locations and all the expert training and support you need and expect. Learn more.
EPTAC
 
Embedding Passive and Active Components: PCB Design and Fabrication
Embedding Passive and Active Components: PCB Design and Fabrication
This paper focuses on six basic embedded component structure designs described in IPC-7092.
Materials Tech
Semiconductor Spray Paint
Researchers at Wake Forest University have developed a high-performance semiconductor "spray paint" that can be applied to large areas without losing electrical conductivity.
Technology Briefing
MicroLine 2000 Inline Laser Depaneling
LPKF Laser & Electronics
MicroLine 2000 is powered by UV lasers that make clean, burr-free cuts, to eliminate mechanical stress and limits thermal stress. Perfect for depaneling substrates from FR4 to ceramics.
LPKF Laser & Electronics
 
Employment opportunities at Hallmark Circuits
HallmarkCircuits
Hallmark Circuits, manufacturer of high technology circuit boards in San Diego area is expanding. Opportunities for Process Engineer, Planner, Cam Technician & Data Receipt Trainee. Click to learn more learn more.
Hallmark Circuits, a SOMACIS Company
 
Head-On-Pillow Defect - A Pain in the Neck
The head on pillow defect is becoming more common. This paper describes an occurrence for an OEM and explains how it was dealt with.
Analysis Lab
Jetting Solder Paste Opens Up New Possibilities
Jetting Solder Paste Opens Up New Possibilities
Today Jet Printing is no longer seen as a futuristic technology but it has proven itself and the technology is still gaining momentum.
Production Floor
Circuit Technology Center
 
Juki
 
Solder Paste Transfer Greater Than 100%
Solder Paste Transfer Greater Than 100%
I understand the concept of transfer efficiency and the relationship to solder paste volume, is it possible to produce transfer efficiency greater than 100% of the theoretical volume?
Ask the Experts
The Digital Solder Paste
This paper discusses a process for creating a digital solder paste using quantitative benchmarking techniques.
Materials Tech
Shadow Areas Cure with Ambient Moisture
Dymax Corporation
Conformal coatings for shadow areas on PCBs cure with light, then over time with secondary moisture. Guide explains benefits of light-cure technology!
DYMAX Corporation
 
Blackfox's Instructor's Courses
BLACKFOX
For companies developing in-house training programs, we provide Instructor Training, Certification, and Instructional Materials for all of the Blackfox Skill-Based Courses.
Blackfox Training Institute
 
Intermetallic Crystals and Role in Microbridges
This paper documents several short circuit failures caused by copper tin intermetallic crystals, the root cause, and rework techniques that can be used to prevent its occurrence.
Analysis Lab
Corrosion Resistant Servers for Free-Air Cooling Data Centers
Corrosion Resistant Servers for Free-Air Cooling Data Centers
This paper describes a corrosion resistant server design suitable for reliable operation in a free-air cooling data center.
Production Floor
Ultimate Solution for Placement Flexibility
JUKI
The Juki KE2080 flexible placement system successfully places the widest range of ICs, connectors, and unique shaped components on the market.
Juki Automation Systems, Inc.
 
Innovative No-clean, Halide-free Tacky Flux
Henkel
Multicore TFN700B is a no-clean, halide-free tacky flux formulated to address the challenging requirements of package-on-package applications.
Henkel Corporation
 
         
The Stresses of Commuting
The Stresses of Commuting
The more time you spend getting to and from work, the less likely you are to be satisfied with life, says a new study published in World Leisure ...
Technology Briefing
ASYS Group
Electroplating of Cu in TSV and Characteristics of Low Alpha Solder Bump
Electroplating of Cu in TSV and Characteristics of Low Alpha Solder Bump
The research objective is to estimate metallurgical and mechanical properties of low alpha solder. Cu-filling property to TSV was also investigated.
Materials Tech
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
Urethane Conformal Coating Problem
Urethane Conformal Coating Problem
We use urethane conformal coating and have difficulty with the coating adhering to the board despite washing and efforts to avoid any silicon contamination.
Ask the Experts
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
Wasp Vs. Spider
Wasp Vs. Spider
A battle for the ages as a spider and wasp face-off. Let's get ready to bumbleeeee.
Mysteries of Science
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
Printed Circuit Inc.
Cartoon
"I'm afraid I have to let you go. You test positive for decaf."
Copyright © Randy Glasbergen