Patent ID: 7125729
Filing Date: 2006-10-24
Classification: H01L,H05K,Y10T

Abstract:
1. Method for the opening of a plastic-housed electronic module (CH) in a housing (G) of a plastic potting compound produced as a partial or total a potting, with at least one electrical contact surface (K) lying in the potting compound and connection lines extended out of the potting compound, characterized in that for exposing the contact surface (K) by means of a laser beam, a portion of the potting compound is removed by the laser beam, and an end point signal is produced by the laser beam impinging on a protective layer (SC) lying on the surface of the electronic module, and the removal of the potting compound by the laser beam is ended in response to the end point signal, and after the removal of the potting compound by the laser beam, the protective layer is removed by etching.