Patent ID: 9726693
Date: 2017-08-08
CPC Classifications: G01R

Claim:
1. A probe member for a pogo pin, which is used for testing a semiconductor device, and at least a portion of which is inserted into a cylindrical body to be supported by an elastic member and an upper end of which contacts a terminal of the semiconductor device, the probe member comprising: a flat first probe plate and a flat second probe plate integrally connected parallel to each other in stacked alignment and aligned along a common axis with the cylindrical body; wherein the first probe plate that comprises a first probe portion comprising in an upper end thereof a probe contacting the terminal of the semiconductor device to be tested and spaced about the axis, and a first combining portion extending downwards from the first probe portion to be inserted into the cylindrical body and combined with the cylindrical body; wherein the second probe plate that comprises a second probe portion comprising in an upper end thereof a probe contacting the terminal of the semiconductor device to be tested and located radially inboard of the first probe portion, and a second combining portion extending downwards from the second probe portion to be inserted into the cylindrical body and combined with the cylindrical body, wherein the first probe plate and the second probe plate are formed of different materials from each other.