Digitally variable slope compensation circuit

A digitally compensated circuit for a power supply comprising:

• a. a voltage source for providing a first feedback signal;
• b. a plurality of integrated circuits for receiving a first variable input voltage from a voltage source and the first feedback signal, the plurality of integrated circuits comprising:
• (i) a digitally variable slope controller comprising a slope compensation algorithm, wherein the slope compensation algorithm has a variable slope for adjusting a charge time of an inductor to reduce a voltage distortion;
• and
• (ii) an adjustable voltage generator for generating a modified voltage set point without using resistors or capacitors by applying the slope compensation algorithm to a plurality of digitally variable voltage set points;
• c. a comparator configured to receive the first feedback signal and the modified voltage set point, wherein the comparator is configured to compare the modified voltage set point to the first feedback signal and produce a comparator signal when the first feedback signal approaches or exceeds the modified voltage set point;
• d. an adjustable pulse width modulator generator configured to receive a second variable input voltage from the voltage source and the comparator signal from the comparator, wherein the adjustable pulse width modulator generates an output voltage;
• e. a current monitor configured to receive the output voltage from the adjustable pulse width modulator generator and provide a second feedback signal, wherein the second feedback signal communicates with the plurality of integrated circuits;
• and
• f. the inductor configured to receive the output voltage through the current monitor and generate a variable output power for use by the power supply for a load, wherein a current through the inductor is controlled by the digitally variable slope controller, further wherein the digitally variable slope controller is configured to reduce oscillations, reduce system disturbances, and reduce subharmonic oscillations over a dynamic voltage input range.