4 lga solder short troubleshorting results

" *Program continued onto next page Session 3-B: Reliability of Power Electronic Systems Chair: Bob Willis, bobwillis.co.uk LUNCH BREAK The Influence of Solder Paste Formulation and Soldering Process Factors on Voiding under Large QFN Devices Rodrigo Aguilar, Henkel Adhesives Technologies Salt Water Corrosion Protection

40731 | https://www.smta.org/harsh/Harsh-Environments-Program-2019.pdf?v=20052905555

Surface Mount Technology Association (SMTA)

40731

" *Program continued onto next page Session 3-B: Reliability of Power Electronic Systems Chair: Bob Willis, bobwillis.co.uk LUNCH BREAK The Influence of Solder Paste Formulation and Soldering Process Factors on Voiding under Large QFN Devices Rodrigo Aguilar, Henkel Adhesives Technologies Salt Water Corrosion Protection

40731 | https://www.smta.org/harsh/Harsh-Environments-Program-2019.pdf?v=20061608642

Surface Mount Technology Association (SMTA)

40731

SMT Production Lines - I.C.T SMT Machine

| https://www.smtfactory.com/smt-production-lines.html

. The assembly density can reach 5.5~20 solder joints per square centimeter when the PCB is pasted on both sides. SMT assembled PCBs can realize high speed signal transmission due to short circuit and small delay