Current Equalization Circuit, Current Equalization Array Circuit, and Multiphase Converter

A current equalization array circuit, comprising:

• a first current equalization circuit unit comprising a first error detection sub-circuit comprising a first output end;
• and
• a second current equalization circuit unit comprising a second error detection sub-circuit comprising a second output end coupled to the first output end of the first error detection sub-circuit of the first current equalization circuit unit,
• wherein the first current equalization circuit unit and the second current equalization circuit unit are adjacent, wherein any one of the first current equalization circuit unit and the second current equalization circuit unit further comprise:
• an error detection sub-circuit comprising:
• a first input end;
• and
• a second input end, wherein the error detection sub-circuit is configured to perform amplification processing on a difference between a voltage at the first input end of the error detection sub-circuit and a voltage at the second input end of the error detection sub-circuit;
• a first output end;
• and
• a second output end;
• a first inductor comprising:
• an input end;
• and
• an output end;
• a first resistor comprising:
• an input end coupled to the output end of the first inductor and the first input end of the error detection sub-circuit;
• and
• an output end that is grounded;
• a second inductor comprising:
• an input end;
• and
• an output end coupled to the output end of the first inductor;
• a second resistor comprising
• an input end coupled to the output end of the second inductor and to the second input end of the error detection sub-circuit;
• and
• an output end that is grounded;
• a first error adjustment sub-circuit comprising:
• a first input end coupled to the first output end of the error detection sub-circuit, wherein the first input end of the first error adjustment sub-circuit is configured to receive a preset input signal and a voltage signal from the first output end of the error detection sub-circuit;
• and
• a second input end coupled to the first output end of the error detection sub-circuit, wherein the second input end of the first error adjustment sub-circuit is configured to receive the preset input signal and the voltage signal from the first output end of the error detection sub-circuit, wherein the first error adjustment sub-circuit is configured to adjust an input current of the first inductor based on the preset input signal and the voltage signal from the first output end of the error detection sub-circuit and a second error adjustment sub-circuit comprising:
• a first input end coupled to the second output end of the error detection sub-circuit, wherein the first input end of the second error adjustment sub-circuit is configured to receive the preset input signal and a voltage signal from the second output end of the error detection sub-circuit;
• a second input end coupled to the second output end of the error detection sub-circuit, wherein the second input end of the second error adjustment sub-circuit is configured to:
• receive the preset input signal and the voltage signal from the second output end of the error detection sub-circuit;
• and
• adjust an input current of the second inductor based on the preset input signal and the voltage signal from the second input end of the error detection sub-circuit.