Apparatus for providing electricity with a plurality of AC-DC regulators

A DC current supply circuit, comprising:

• a. a plurality of power connectors;
• b. a first plurality of multiplexers;
• c. a second plurality of multiplexers;
• d. a plurality of alternating current to direct current (AC-DC) regulators;
• and
• e. an OR-ing circuit;
• wherein inputs of each multiplexer in the first plurality of multiplexers are connected to live wires of at least two power connectors in the plurality of power connectors and wherein each output of each multiplexer in the first plurality of multiplexers is connected to an input of a corresponding AC-DC regulator in the plurality of AC-DC regulators;
• wherein inputs of each multiplexer in the second plurality of multiplexers are connected to neutral wires of at least two power connectors in the plurality of power connectors and wherein each output of each multiplexer in the second plurality of multiplexers is connected to an input of a corresponding AC-DC regulator in the plurality of AC-DC regulators;
• wherein each selector pin of the first plurality of multiplexers is connected to an output of a corresponding alternating current (AC) current sensor;
• wherein each selector pin of the second plurality of multiplexers is connected to an output of a corresponding AC current sensor;
• wherein outputs of the corresponding AC-DC regulators are connected to the OR-ing circuit;
• wherein each of the AC current sensors connects to a respective live wire and a respective neutral wire of one power connector in the plurality of power connectors;
• and
• wherein the number of AC-DC regulators in the plurality of AC-DC regulators is more than the number of power connectors in the plurality of power connectors.