Patent ID: 7724006
Filing Date: 2010-05-25
Classification: G01R,Y10T

Abstract:
1. A probe card comprising: a probe sheet including a plurality of contact terminals to be in contact with electrodes provided on an object to be inspected, wirings electrically led out from the plurality of contact terminals, and a plurality of peripheral electrodes electrically connected to the wirings and connected to electrodes of a multi-layer wiring board; a fixing substrate fixed to a region having the plurality of contact terminals formed therein at a second surface of the probe sheet on a side reverse to a first surface of the probe sheet on which the plurality of contact terminals are formed; means for allowing the fixing substrate to be inclinable is provided; a plurality of metallic materials fixed to the probe sheet and electrically connected to the probe sheet; and a plurality of beams connected to the probe sheet through the plurality of metallic materials; wherein each of the plurality of contact terminals is formed at an end of a corresponding one of the plurality of beams which extend so as to be spaced away from the probe sheet and is electrically connected to the probe sheet through the corresponding one of the plurality of beams, and wherein another end of each of the plurality of beams is electrically connected to a corresponding one of the plurality of metallic materials.