Patent ID: 8354859

Claim:
A system for testing a DC power supply performance, comprising: a test apparatus for testing the DC power supply; and a control circuit electrically coupled to the DC power supply and the test apparatus, the control circuit comprising: a microcontroller configured for outputting control signals; a switch control circuit configured for receiving the control signals, and is powered on according to the corresponding control signals; and a switch circuit controlled by the switch control circuit and being capable of turning on when the switch control circuit is powered on, wherein the DC power supply output terminals are coupled electrically to the test apparatus via the switch circuit; the test apparatus is capable of reading voltage values, at the DC power supply's corresponding output terminals, and outputting a feedback signal to the microcontroller when the testing is complete; wherein the control circuit further comprises a conversion circuit and a control device; the microcontroller is coupled electrically to the control device via the conversion circuit; the control device is capable of changing a test condition of the DC power supply via the microcontroller; the test apparatus is capable of transmitting the voltage values to the control device.