Laser Solder Reflow: A Process Solution, Part I News • Forums • SMT Equipment • Company Directory • Calendar • Career Center • Advertising • About • FREE Company Listing! Laser Solder Reflow: A Process Solution, Part I EFD, Inc Credit
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
smeared solder paste pattern. A typical pad size for