Void Reduction in Bottom Terminated Components Using Vacuum Assisted Reflow - 第29页
Conclus ions • Surface finish had no measurable effect • Vacuum pressure had no measurable effect • Vacuum dwell time had no measureable effect • Vacuum had no effect on BGA (no vacuum showed alm ost no v oiding) • Vacuu…
Conclusions
• Surface finish had no measurable effect
• Vacuum pressure had no measurable effect
• Vacuum dwell time had no measureable effect
• Vacuum had no effect on BGA (no vacuum showed
almost no voiding)
• Vacuum vs. no vacuum had a significant effect on BTCs
Mitch Holtzer
Alpha Assembly Solutions
Mitch.Holtzer@alphaassembly.com