Patent ID: 6483334
Filing Date: 2002-11-19
Classification: G01R,G06F,H01L

Abstract:
A method of reliability testing for a semiconductor product, the method comprising:providing a semiconductor wafer comprising a first die and a second die located in a first region and a second region, respectively, of the semiconductor wafer, and the first region and the second region being discriminated and divided according to a wafer map; executing a packaging procedure to saw the semiconductor wafer and assemble the first die into a first packaged unit, and assemble the second die into a second packaged unit; performing a first burn-in test on the first packaged unit for a first time period to induce infant mortality in the first packaged unit; and performing a second burn-in test on the second packaged unit for a second time period to induce infant mortality in the second packaged unit; wherein the first time period is shorter than the second time period.