Patent ID: 7501716
Filing Date: 2009-03-10
Classification: G06F

Abstract:
1. A power supply apparatus that outputs power supply to a plurality of power supply lines in a prescribed order according to an external ON/OFF control signal, comprising: a first power supply output section for outputting power supply to a first power supply line; a second power supply output section for outputting power supply to a second power supply line; a first determination section formed by combinational circuits, for determining presence of one of output from the second power supply output section and an activation instruction by the external ON/OFF control signal, and for activating the first power supply output section; and a second determination section formed by combinational circuits, for determining presence of an output from the first power supply output section and an activation instruction by the external ON/OFF control signals and for activating the second power supply output section, wherein the first determination section comprises an OR gate, and wherein the second determination section comprises: