Author	Message
Topic: Ultrasonic Cleaning on BGAs prior to reliability stressing
Grant Replies: 3 Views: 793	Forum: QA/FA/Rel Forum   Posted: Thu Jul 28, 2026 10:04 pm   Subject: Ultrasonic Cleaning on BGAs prior to reliability stressing
	Thanks! We are now doing a experiment on cleaning after precon and before PCT to see the performance. Hope it will useful and enough to solve this issue!
Topic: Ultrasonic Cleaning on BGAs prior to reliability stressing
Grant Replies: 3 Views: 793	Forum: QA/FA/Rel Forum   Posted: Fri Jul 15, 2026 9:20 pm   Subject: Ultrasonic Cleaning on BGAs prior to reliability stressing
	We also suffer this problem especially in HAST and PCT. The contamination will impact the contact of FT. To some leakage and shortage failures, the ultrasonic cleaning is not a bad choice. But to th ...
Topic: What should I start FA on BGA product
Grant Replies: 4 Views: 1062	Forum: QA/FA/Rel Forum   Posted: Fri Jul 15, 2026 8:47 pm   Subject: What should I start FA on BGA product
	Maybe X-ray inspection is a good start!