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Selective Printing for BGA Components
We use common BGA packages on many of our low-end products. To save cost, could we print paste only on the pads that have functional requirements?
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Ask the Experts
White Discoloration After Ultrasonic Cleaning
We are using halogen free no-clean solder paste with an ultrasonic cleaning system. There is a white discoloration on soldered areas.
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Ask the Experts
BGA Rework Flux Recommendation
Is there a flux we should evaluate when we replace BGA components? We have problems maintaining activity during BGA rework.
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Ask the Experts
Cause of SMT Component Shift?
We are running the exact same boards through identical ovens, we're experiencing component shift with one oven. What is the reason?
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Ask the Experts
What Causes Component Rotation During Reflow?
We are using a large 2 pin SMT inductor. During reflow soldering it rotates almost 30 degree. Why is this component rotating during reflow?
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Ask the Experts
How to Clamp Odd Shaped Circuit Boards
If a PCB doesn't have edges to clamp it firmly what solution can you offer to handle boards through an auto routing machine?
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Ask the Experts
Gold Contact Flux Contamination Failures
We have assemblies with contamination on the gold edge contacts that is flux residue. Can this cause functionality problems?
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Ask the Experts
HASL vs. Immersion Gold
We make electronic equipment used in corrosive environments. Do you recommend use of HASL vs. immersion gold for our application?
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Ask the Experts
Exposed Leads on Conformally Coated Boards
If you clip the leads of a component on a PCB that has been conformally coated, is it necessary to re-coat these exposed leads?
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Ask the Experts
What Causes Oxidation on SMT Pads?
What causes oxidation on surface mount pads? We believe oxidation on BGA pads is resulting in poor solder joints.
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Ask the Experts << Page 1 of 34 >>
 
 
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