Patent ID: 7022533
Filing Date: 2006-04-04
Classification: H01L,Y10T

Abstract:
1. An assembly method for maintaining integrity of a mounting substrate when attaching a semiconductor die thereto, the mounting substrate having a plurality of die attach sites on a surface thereof comprising: mapping the plurality of die attach sites on the mounting substrate for determining good die attach sites and defective die attach sites; storing information for the good die attach sites and the defective die attach sites of the mounting substrate in an electronic file for access therefrom for accessing information of at least one good die attach site on the mounting substrate and for accessing information for at least one defective die attach site on the mounting substrate; attaching at least one semiconductor die to the mounting substrate using the information by one of attaching a known good die to a good die attach site of the good die attach sites using the information for the good die attach sites; and attaching a known defective die to a defective die attach site of the defective die attach sites using the information of the defective die attach sites.