Linear class-AB voltage to current converter

A voltage-to-current (V2I) converter circuit, comprising:

• a core amplifier circuit configured to receive a differential input voltage signal, the differential input voltage signal including a first input voltage signal and a second input voltage signal, a value of the differential input voltage signal being equal to a difference between a voltage of the first input voltage signal and a voltage of the second input voltage signal;
• a resistor coupled between a first node of the core amplifier circuit and a second node of the core amplifier circuit,
• a first feedback circuit coupled to a third node of the core amplifier circuit and configured to provide feedback to the first node and the second node when the value of the input voltage signal is in a first range of voltages and to be turned off when the value of the input voltage signal is outside of the first range of voltages;
• a second feedback circuit coupled to a fourth node of the core amplifier circuit and configured to provide feedback to the first node and the second node when the value of the input voltage signal is in a second range of voltages and to be turned off when the value of the input voltage signal is outside of the first range of voltages;
• and
• an output circuit configured to produce a differential current output signal comprising a first current output signal and a second current output signal, a value of the differential current output signal being equal to a difference between a current of the first output current signal and a current of the second output current signal, the value of the differential current output signal being determined according to the value of the input voltage signal,
• wherein the first range of voltages is continuous,
• wherein the second range of voltages is continuous, and
• wherein a lower portion of the first range of voltages overlaps an upper portion of the second range of voltages,
• wherein an upper portion of the first range of voltages does not overlap the second range of voltages, and
• wherein a lower portion of the second range of voltages does not overlap the first range of voltages.