Current regulator with feedback circuit for AC coupling

A current regulator for regulating AC current flow to a load device, the current regulator comprising:

• a power transformer electrically connectable to an output electrical path for providing an output AC current to a load device, the power transformer comprising a primary coil and a secondary coil, wherein the primary coil is configured to induce the output AC current in the secondary coil in response to the current flow through the primary coil;
• a current mirror comprising at least one transistor, the at least one transistor having an emitter electrically connected in series with the primary coil, wherein a current flow through the primary coil, the emitter, and a collector of the at least one transistor is modifiable in response to an error correction current received via a base of the at least one transistor;
• and
• an AC feedback circuit electrically connected to the output electrical path and the base of the at least one transistor, the AC feedback circuit comprising a voltage error compensation device configured to provide the error correction current in response to receiving a feedback voltage corresponding to the output AC current.

A method for regulating alternating current (AC) flow to a load device, the method comprising:

• generating an output AC current of a current regulator based on an input AC voltage received by the current regulator, wherein the output AC current is provided to an output electrical path via an AC coupling device of the current regulator;
• modifying an error correction voltage based on a comparison between the input AC voltage and a feedback voltage received via an AC feedback circuit electrically connected between the output electrical path and a current mirror comprising at least one transistor;
• providing an error correction current to the current mirror, the error correction current corresponding to the error correction voltage as modified;
• and
• using the current mirror to modify the output AC current based on the error correction voltage.