An amplifier circuit comprising: a multi-stage amplifier, comprising a plurality of amplifiers cascaded between an input port and an output port of the multi-stage amplifier, wherein the amplifiers comprise at least a first-stage amplifier, a second-stage amplifier and a third-stage amplifier; a compensation capacitor, coupled between the output port of the multi-stage amplifier and an output port of the first-stage amplifier; and a plurality of compensation circuits (104_1, 104_2), comprising: a first compensation circuit (104_1), coupled to the output port of the first-stage amplifier; and a second compensation circuit (104_2), coupled to an output port of the second-stage amplifier; and wherein the first compensation unit (104_1, 500) comprises: a first high-pass filter,HPF,, having an input port coupled to the output port of the first-stage amplifier; a first auxiliary amplifier, having an input port coupled to an output port of the first HPF; a first capacitor, coupled between the input port of the first HPF and an output port of the first auxiliary amplifier; and a first resistor, coupled between the output port of the first auxiliary amplifier and a bias voltage (V B1); and wherein the second compensation circuit (104_2, 500) comprises: a second high-pass filter, HPF, having an input port coupled to the output port of the second-stage amplifier; a second auxiliary amplifier, having an input port coupled to an output port of the second HPF; a second capacitor, coupled between the input port of the second HPF and an output port of the second auxiliary amplifier; and a second resistor, coupled between the output port of the second auxiliary amplifier and the bias voltage (V B1). a multi-stage amplifier, comprising a plurality of amplifiers cascaded between an input port and an output port of the multi-stage amplifier, wherein the amplifiers comprise at least a first-stage amplifier, a second-stage amplifier and a third-stage amplifier; a compensation capacitor, coupled between the output port of the multi-stage amplifier and an output port of the first-stage amplifier; and a plurality of compensation circuits (104_1, 104_2), comprising: a first compensation circuit (104_1), coupled to the output port of the first-stage amplifier; and a second compensation circuit (104_2), coupled to an output port of the second-stage amplifier; and a first compensation circuit (104_1), coupled to the output port of the first-stage amplifier; and a second compensation circuit (104_2), coupled to an output port of the second-stage amplifier; and wherein the first compensation unit (104_1, 500) comprises: a first high-pass filter,HPF,, having an input port coupled to the output port of the first-stage amplifier; a first auxiliary amplifier, having an input port coupled to an output port of the first HPF; a first capacitor, coupled between the input port of the first HPF and an output port of the first auxiliary amplifier; and a first resistor, coupled between the output port of the first auxiliary amplifier and a bias voltage (V B1); and wherein the second compensation circuit (104_2, 500) comprises: a second high-pass filter, HPF, having an input port coupled to the output port of the second-stage amplifier; a second auxiliary amplifier, having an input port coupled to an output port of the second HPF; a second capacitor, coupled between the input port of the second HPF and an output port of the second auxiliary amplifier; and a second resistor, coupled between the output port of the second auxiliary amplifier and the bias voltage (V B1). a first high-pass filter,HPF,, having an input port coupled to the output port of the first-stage amplifier; a first auxiliary amplifier, having an input port coupled to an output port of the first HPF; a first capacitor, coupled between the input port of the first HPF and an output port of the first auxiliary amplifier; and a first resistor, coupled between the output port of the first auxiliary amplifier and a bias voltage (V B1); and wherein the second compensation circuit (104_2, 500) comprises: a second high-pass filter, HPF, having an input port coupled to the output port of the second-stage amplifier; a second auxiliary amplifier, having an input port coupled to an output port of the second HPF; a second capacitor, coupled between the input port of the second HPF and an output port of the second auxiliary amplifier; and a second resistor, coupled between the output port of the second auxiliary amplifier and the bias voltage (V B1). a second high-pass filter, HPF, having an input port coupled to the output port of the second-stage amplifier; a second auxiliary amplifier, having an input port coupled to an output port of the second HPF; a second capacitor, coupled between the input port of the second HPF and an output port of the second auxiliary amplifier; and a second resistor, coupled between the output port of the second auxiliary amplifier and the bias voltage (V B1).