Reliability Enhancement of Wafer Level Packages with Nano-Column-Like Hollow Solder Ball Structures Reliability Enhancement of Wafer Level Packages with Nano-Column-Like Hollow Solder Ball Structures by: Ronak Varia, Xuejun Fan; Lamar University
Tackling SMT enemy number one Raising the standard of solder paste application If you don't see images, please visit online version at: http://www.smtnet.com/express/ News Forums SMT Equipment Company Directory Calendar Career
Head-in-Pillow BGA Defects Head-in-Pillow BGA Defects. Head-in-pillow (HiP), also known as ball-and-socket, is a solder joint defect where the solder paste deposit wets the pad, but does not fully wet the ball. This results in a solder joint