In various aspects, a voltage supply circuit may include a first controlled voltage converter circuit including a first voltage converter and a first control circuit, wherein the first control circuit is configured to receive an input voltage and control the first voltage converter to output a first output voltage having a predefined relationship to the received input voltage; and a second controlled voltage converter circuit including a second voltage converter and a second control circuit, wherein the second control circuit is configured to receive the first output voltage and control the second voltage converter to output a second output voltage having a predefined relationship to the received first output voltage.