Patent ID: 8824255
Filing Date: 2014-09-02
Classification: H02M

Abstract:
1. A multi-output power supply device comprising: a first power supply arranged to output a first output voltage; a second power supply arranged to output a second output voltage; a third power supply arranged to output a third output voltage; and a reset circuit arranged to monitor both the first output voltage and the third output voltage to detect an abnormality in each of the first output voltage and the third output voltage, and to output a first reset signal for forcibly stopping the output operation of the second power supply, wherein the reset circuit is provided apart from the first power supply, the second power supply, and the third power supply, and the reset circuit includes: wherein the first power supply and the third power supply are both step-down DC/DC converters, and the second power supply is a step-up DC/DC converter, and the multi-output power supply device comprises, as circuit elements forming the first power supply, the second power supply, and the third power supply: