Technical Papers
Cleaning Performance Evaluations for Jettable Pastes for Advanced SMT Assembly Processes
Dispensing 2-Part Adhesives
Advanced Materials in Power Electronics
The Impact of Thermocouple Attachment Methods on Thermal Profiling Accuracy
Utilizing SIR and Analytical Tools to Determine Impact to Reliability for Process Improvements
Factors Affecting the Cost of PCB Fabrication
The Critical Role of RHSD in High-Reliability Applications
Advanced High Frequency PCB Materials
MORE TECHNICAL PAPERS
Ask the Experts
BGA reballing question
Conformal Coating Press Fit Connectors
Dust contamination after selective soldering
Moisture Sensitivity Level for Bare Boards
Contamination Using Solvent Dispensers
Challenges Placing RF Shields During SMT Assembly
Seeking Advise for a Solder Reflow Recipe
Critical Part Fixture During Reflow
MORE ASK THE EXPERTS
Latest Industry News
Apple CEO Tim Cook Says Company is 'Investing Significantly' in Generative AI
VIEWPOINT 2024: Ray Bellavance, Vice President of Global Sales and Marketing, MicroCare Corporation
Self-Destructing Circuits and More Security Schemes
Apple’s Scrapped Car Project Means AI and Headset Bets Are More Urgent
CHIPS Act Factories Face Delays and Hurdles
MORE INDUSTRY NEWS
February 29, 2024
How Do You Remove Oxidation from PCBs?
How Do You Remove Oxidation from PCBs?
What is the best method for cleaning bare PCBs with small amounts of oxidation? I know that proper storage and handling may help. Jim Hall and Phil Zarrow, The Assembly Brothers, share their suggestions for this scenario.
Board Talk
Rheology and Wetting Characterizations of Flux and Solder Paste
In this paper, we will discuss a solder paste wetting method. A high resolution solder wetting balance was used for the solder paste wettability analysis.
Production Floor
System to Efficiently Produce Solar Thermochemical Hydrogen
System to Efficiently Produce Solar Thermochemical Hydrogen
In a study recently published, engineers lay out the conceptual design for a system that can efficiently produce “solar thermochemical hydrogen.”
Technology Briefing
Accelerated Corrosion Testing of DRAM Modules for Data Centers
To investigate corrosion problems in electronic products for server applications, mixed flowing gas (MFG) is widely used as an accelerated testing method.
Analysis Lab
Conformal Coatings in Preventing Resistor Silver Sulfide Corrosion
Conformal Coatings in Preventing Resistor Silver Sulfide Corrosion
The evaluation of conformal coatings to mitigate silver sulfide corrosion of thick film resistors is discussed.
Materials Tech
Durable Conductive Inks for Robust Printed Electronics
Polymer Thick Film based printed electronics has improved in durability and is now a proven alternative to copper circuitry in many applications.
Production Floor
Tin Whisker Testing and Modeling
The elimination of lead from consumer electronics has resulted in an increase in tin whisker risk mitigation using dual-use commercial/aerospace components.
Analysis Lab
Why Should We Consider Smart Feeders?
Why Should We Consider Smart Feeders?
In selecting a new pick and place line, why should we consider smart feeders? How can we justify the added cost?
Board Talk
Signal Transmission Loss Due to Surface Roughness
In this research, parameters of various types of transmission line structures on an evaluation board were measured and analyzed in detail.
Materials Tech
Zinc-Air Batteries as an Alternative to Lithium-Ion Batteries
Zinc-Air Batteries as an Alternative to Lithium-Ion Batteries
Zinc-air batteries are a better alternative to lithium-ion batteries because of their low cost, environmental friendliness, high theoretical energy density, and safety.
Technology Briefing
Impact of Low Silver Paste on Area Array Joint Quality
This paper provides analysis to "fill in the gaps" concerning the implementation for a wide variety of lead-free solder alloys.
Production Floor
Fracture of Lead-Free Joints
The current study extended the quasi-static approach of [6,7] to treat solder joint fracture under higher strain-rate loading conditions.
Analysis Lab
Why Did the Old Reactor Work Best?
Why Did the Old Reactor Work Best?
The expected color reaction at a dye manufacturing plant hadn't taken place. Why did the batch still work when moved into the old reactor?
Mysteries of Science
Unlocking The Mystery of Aperture Architecture for Fine Line Printing
This paper covers issues of printing for challenging area ratio components and their associated aspect ratio will be investigated.
Production Floor
Robots Being Fully Integrated into Company Processes
Robots Being Fully Integrated into Company Processes
As adoption increases and robots are fully integrated into processes, the technologies can be used to increase revenue by innovating new products.
Technology Briefing
Addressing Low-Temperature Rework Concerns
This paper will detail the material properties and rework considerations of using a eutectic tin/bismuth solid wire and SAC305 flux cored wire in a rework setting.
Analysis Lab
Advanced Interconnect Process Enables Very High-Density PCB Structures
Advanced Interconnect Process Enables Very High-Density PCB Structures
Liquid Metal Ink technology allows a very dense thin catalytic seed layer that can then be used as a base for a much thicker electrolytic copper layer.
Materials Tech
Characterization of SIP Assembly and Reliability Under Thermal Cycles
This paper presents assembly challenges and reliability evaluation of Three-Dimensional Through- Mold Via and System in Package in fine pitch ball grid arrays.
Production Floor
Board Talk
How Do You Remove Oxidation from PCBs?
Why Should We Consider Smart Feeders?
How Many Fiducials Per Stencil
Cure for the Grape Effect
PCBA Cleaning with Sodium Bicarbonate
Solder Paste Inspection - When and Why
Big Problems with HASL Finish
Will Typical No Clean Paste Pass an SIR Test?
MORE BOARD TALK
Questions and Comments
PCBA Cleaning with Sodium Bicarbonate
I cant speak to rigid PCBs, but we have been ...
Jason Michaud, Miraco Inc.
PCBA Cleaning with Sodium Bicarbonate
10-15 years ago we recovery cleaned hundreds of PCBAs with ...
Eric Camden, Foresite
PCBA Cleaning with Sodium Bicarbonate
Carbonates are used as builders in cleaners. A 5% solution ...
Wade Rohland, Northern Technologies International Corporation
MORE COMMENTS
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