Patent ID: 6457506
Filing Date: 2002-10-01
Classification: H01L,Y10S,Y10T

Abstract:
Apparatus for decapsulating an integrated circuit package of a type comprising an encapsulant including a polymer resin, the apparatus comprising:a microwave shielded chamber; a support for supporting the integrated circuit package within said microwave shielded chamber; a microwave generator coupled to said shielded microwave chamber for generating microwave radiation therein so as to subject the encapsulant of the integrated circuit package to microwave radiation to break polymer bonds in the polymer resin and convert the encapsulant to loosened particles, said microwave generator further comprising frequency varying means or varying a frequency of the microwave radiation over a predetermined frequency range; means for removing loosened particles from the integrated circuit package, the loosened particle removing means comprising one of a rotating brush and means for directing a fluid stream toward the loosened particles.