Patent ID: 6215324
Filing Date: 2001-04-10
Classification: G01R

Abstract:
A dynamic burn-in test equipment for detecting an abnormal operation of internal circuits merged in each of n devices under test, the each device has P input terminals and Q output terminals, the equipment comprising:a thermostatic oven configured such that it can store n devices, wherein n represents a number variable having a value equal to the number of devices that can be tested at one time in the oven;a driving unit configured such that it can apply P input signals to P input terminals in each of n devices and Q expected values to Q output terminals in each of n devices, wherein P and Q represent respectively, a number variable having a value equal to the number of input terminals and the number of output terminals of each device;a power supply configured such that it can provide a power supply voltage to n devices through n higher level power supply lines and n lower level supply lines; and current detectors arranged on at least one of the higher and lower level power supply lines.