circuit insight
Reflow Oven Zone Separation Challenges
Some of the zones or our oven profiler are competing to get to the correct temperature. How do I prevent the oven from having competing zones? Jim Hall and Phil Zarrow, The Assembly Brothers, answer this question.
Board Talk
How the Right Cored Wire Can Optimize Automated Soldering
This study investigates the impact cored wire flux activity and flux core percentage has on soldering performance and speed. Additionally, this research aims to identify optimal soldering parameters by varying preheat time, feed rate, tip temperature, dwell time.
Technical Paper
Sponsor
Manncorp

New Jet Dispenser: Faster Changeovers. No Stencils Required.
Add jet dispensing to any new Manncorp pick & place machine for lower setup costs, greater production flexibility and up to 640 dpm. Upgraded 3-year warranty through 2026.
Manncorp Inc.
Pressure-Less Silver Sintering Pastes for Low Porosity Joint and Large Die
Under pressure-less sintering conditions silver sintering pastes for different sized die attachment to form robust silver joints have been developed.
Technical Paper
The Importance of Having a Clean Slate in the SMT Assembly Process
The paper covers an experiment to improve upon the defect ratio of their PCB assembly process by utilizing a bare board cleaner before the paste printer.
Technical Paper
Cleaning Industrial Parts with Plasma
The cleanliness of surfaces is critical for the quality of processes like bonding, coating and printing. That’s why manufacturers may want to consider using atmospheric pressure plasma.
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
How To Clean a Vintage Circuit Board Assembly?
A vintage computer board is contaminated with decomposed anti-static foam. The microprocessor and other ICs have a sticky grime on the leads.
Board Talk
Low Temperature Solder Joint Shear Strength of Components
This paper studies the effect of several factors on the shear strength of a wide range of components assembled using LTS paste.
Technical Paper
Sponsor
ECD

Vapor Phase Profiling
Thermal profiling the vapor phase soldering process – especially those with vacuum – is challenging. ECD's M-VP™ sealed barrier can take it. Learn more.
ECD
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.
Technical Paper
The Maximum Allowable Compression Load Per Solder Interconnect
An attempt to identify the maximum quantitative allowable compression load per solder ball in a large component configuration with 600μm in solder ball diameter is investigated.
Technical Paper
Cleaning under Bottom Terminated Components
This paper demonstrates continuously detecting the proper quality of rinsing water and the status of chemical filters, which provide the required parameters.
Technical Paper
Sponsor
Master-Bond

Low Thermal Resistance Epoxy
Master Bond EP53TC is a thermally conductive, electrically insulating adhesive that combines good physical properties and the ability to transfer heat rapidly and effectively.
Master Bond
When is it Time to Switch from Manual Assembly to Automation?
We are a new start-up assembling wireless sensors. All assembly is now manual. We are experiencing large reject rates due to hand soldering of components.
Board Talk
Thermal Fatigue Reliability of SAC305 due to Mixed Metallurgy Assembly
This study presents thermal fatigue data generated in thermal cycling for the case of BGA mixed metallurgy assembly.
Technical Paper
Sponsor
Summit-Interconnect

The Battle for Space Superiority Has Begun
The next conflict may begin in orbit. Learn why resilient space systems and advanced manufacturing matter more than ever.
Summit Interconnect
Additive Manufacturing for Next Generation Microwave Electronics
The paper will discuss the integration of 3D printing and inkjet printing fabrication technologies for microwave and millimeter-wave applications. With the recent advancements in 3D and inkjet printing technology, achieving resolution down to 50 um, it is feasible to fabricate electronic components and antennas operating in the millimeter-wave regime.
Technical Paper
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Circuit-Technology-Center
Sponsor
Zestron

Defluxing Ultra-Fine Pitch CoW Devices? Read This.
DI water falls short on copper pillar packages. Get proven cleaning parameters for CoW devices with <25μm pitch in our white paper.
ZESTRON Americas
Viscom-SE
Sponsor
Uyemura

Dedicated Tool for Process Development
Advanced plating capability at Uyemura Tech Center: Process Development, UBM, pilot production. ENIG, ENEPIG, EPIG/EPAG, RAIG immersion gold; all substrates. On-site analysis.
Uyemura
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