Patent ID: 7847571

Claim:
A semiconductor test system with self-inspection of an electrical channel for a Pogo tower, comprising: a tester head, including a load board and a Pogo tower, in which the load board contains a plurality of power channels, a plurality of I/O channels and a plurality of drive channels, and the Pogo tower is installed on the load board and contains a plurality of power pins, a plurality of I/O pins and a plurality of drive pins, the plurality of power pins being respectively connected to the plurality of power channels, the plurality of I/O pins being respectively connected to the plurality of I/O channels, and the plurality of drive pins being respectively connected to the plurality of drive channels; a short board, being provided with a plurality of power contacts, a plurality of I/O contacts, a plurality of drive contacts and a plurality of grounding terminals, in which the plurality of power pins on the Pogo tower respectively electrically contact the plurality of power contacts correspondingly, the plurality of power contacts are respectively electrically connected with the plurality of grounding points via a plurality of resistive elements, the plurality of I/O pins are respectively electrically contact the plurality of I/O contacts correspondingly, each two I/O contacts is electrically connected via a transmission wire therebetween, the plurality of drive pins are respectively electrically contact the plurality of drive contacts correspondingly, and each two drive contacts is electrically connected via a drive wire therebetween; a plurality of parameter detection units, being respectively electrically connected to the plurality of power channels, the plurality of I/O channels and the plurality of drive channels on the load board; and a self-inspection controller, being electrically connected respectively to the plurality of power channels, the plurality of I/O channels and the plurality of drive channels on the load board, and to the plurality of parameter detection units, in which the self-inspection controller controls inputting different inspection signals respectively to each of the plurality of power channels, each of the plurality of I/O channels and each of the plurality of drive channels, and the plurality of parameter detection units detect response signals respectively produced by each of the plurality of power channels, each of the plurality of I/O channels and each of the plurality of drive channels in response to the inspection signals respectively received thereby and output the same.