Patent ID: 7397258
Filing Date: 2008-07-08
Classification: G01R

Abstract:
1. A burn-in system for conducting a burn-in test on a plurality of devices under test mounted on a burn-in board, comprising: heating blocks having heating means for heating said devices; cooling blocks formed with channels able to carry a coolant for cooling said devices under test; bringing said heating blocks and said cooling blocks into contact with said devices under test and simultaneously conducting a burn-in test on said plurality of devices under test; each of said cooling blocks is formed with a first accommodating space for accommodating one heating block, each of said heating blocks is accommodated in a corresponding said first accommodating space with a layer of air formed between said heating block and said cooling block so as to be insulated from said cooling block; temperature adjustment boards supporting a plurality of said cooling blocks at a frame with mechanical floating and a burn-in chamber able to hold each burn-in board and having said temperature adjustment boards, and said each temperature adjustment board being provided in said burn-in chamber so that said each cooling block faces a device under test mounted on said burn-in board.