CPC G05F 1/652 (2013.01) [G05F 1/44 (2013.01); H02M 3/157 (2013.01); H02M 1/0025 (2021.05); H03M 1/66 (2013.01)] | 19 Claims |
1. An apparatus, comprising:
a differential to single-ended stage comprising a first input, a second input, and an output;
a differential to single-ended compensator coupled to receive a voltage from the output of the differential to single-ended stage and to output a control voltage for a pulse width modulator of a buck converter; and
a control switch coupled between the first input and the output of the differential to single-ended stage, wherein the differential to single-ended compensator is switchable via the control switch between a type-III compensator in a voltage control mode of the buck converter and a type-II compensator in a current control mode.
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