Water-jet guided laser: Possibilities and potential for singulation of electronic packages

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 4637, Issue , 2002, Pages 479-486

  Wagner, Frank R ^a   Spiegel, Akos ^a   Vago, Nandor ^a   Richerzhagen, Bernold ^a  

^a Synova SA   (Switzerland)

Author keywords

532 nm; Copper; CSP; Electronic packages; Laser cutting; MLF; Mold compound; QFN

Indexed keywords

ELECTRONICS PACKAGING; INTEGRATED CIRCUIT MANUFACTURE; JETS; NEODYMIUM LASERS; NOZZLES; PHOTONS;

WATER-JET GUIDED LASERS;

LASER BEAM CUTTING;

EID: 0036403682     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.470656     Document Type: Conference Paper

References (3)

1. G. Kühnlein. A Design and Manufacturing solution for high reliable non-leaded CSP's like QFN. in unknown. 2001.
2. B. Richerzhagen, Entwicklung und Konstruktion eines Systems zur Übertragung von Laserenergie für die Laserzahnbehandlung, in PhD-thesis No 1207, 1993, EPFL: Lausanne.
3. A.M. Sterling and C.A. Sleicher, "The instability of capillary jets", Journal of Fluid Mechanics. 68, p. 477-495, 1975.