Company: tesla
Difficulty: medium
Name which factors encourage electromigration Distance between trace Moisture and BIAS Flux residues Voltage creepage You have to attach a glass die on a circuit board, what method will you use adhesive mount anysotrpoic conductive film Sintering Soldering Which term is not related to a soldering process Sputtering Fountain Solder Reflow Sintering Which surfaces do you consider that are solderable Titanium Brass Tin Bare Copper Can you mount multiple components on the same pads on a circuit board No, pads corespond to a single component Squeeze the parts to fit No, multiple parts cannot fit Stackup the parts on the same pad What holds smt components not to fall on a second reflow Reflow temperature Solder paste surface tension Solder paste surace insulation Board Carrier How to test cleanliness, number of nacl contaminants of an printed circuit assembly Scanning Acoustic Microscopy Differential Scanning Calorimetry Fourier Transform Infrared spectroscopy ROSE method How would you check