Reduction of click and pop noise in an amplifier

A system, comprising:

• an amplifier including:
• a loop filter including one or more integrators, the loop filter having an input and an output;
• a ramp generator having an output;
• a comparator having a first input coupled to the output of the loop filter and a second input coupled to the output of the ramp generator, and having an output;
• a power stage having an input coupled to the output of the comparator, and having an output;
• a mute loop coupled to the input of the loop filter and the output of the comparator;
• a main loop coupled to the output of the power stage and the input of the loop filter;
• an integrated error detector having an input coupled to the loop filter, and having an output;
• a dual comparator having an input coupled to the output of the integrated error detector;
• an AND gate having an input coupled to the dual comparator and having an output;
• and
• a latch having an input coupled to the output of the AND gate, and having an output.

A system, comprising:

• a loop filter including one or more integrators, the loop filter having an input and an output;
• a ramp generator having an output, the ramp generator configured to provide a ramp signal;
• a comparator having a first input coupled to the output of the loop filter and a second input coupled to the output of the ramp generator, and having an output, the comparator configured to receive the ramp signal from the ramp generator;
• a power stage having an input coupled to the output of the comparator, and having an output;
• a mute loop coupled to the input of the loop filter and the output of the comparator, the mute loop configured to provide feedback in a first state of an amplifier;
• a main loop coupled to the output of the power stage and the input of the loop filter, the main loop configured to provide feedback in a second state of the amplifier;
• an integrated error detector having an input coupled to the loop filter and having an output, the integrated error detector configured to detect a voltage error in the loop filter;
• and
• a dual comparator having an input coupled to the output of the integrated error detector and having an output, the dual comparator configured to compare the voltage error to a reference voltage.