A switching regulator circuit comprising: a first switching regulator stage connected between an input voltage and a first reference voltage (Vref), the first switching regulator stage comprising: a first switch having a first terminal coupled to the input voltage and a second terminal coupled to a first switching node; and a second switch having a first terminal coupled to the first switching node and a second terminal coupled to the first reference voltage; a second switching regulator stage connected between the first reference voltage and a second reference voltage and the second switching regulator stage comprising: a third switch having a first terminal coupled to the first reference voltage and a second terminal coupled to a second switching node; and a fourth switch having a first terminal coupled to the second switching node and a second terminal coupled to the second reference voltage; and an inductor having a first terminal and a second terminal, wherein the first terminal is coupled to an output of the first switching regulator stage and an output of the second switching regulator stage, characterised in that the first switching regulator stage is configured to operate to produce an output voltage on the second terminal of the inductor when the output voltage is configured above the first reference voltage, and wherein the second switching regulator stage is configured to operate to produce an output voltage on the second terminal of the inductor when the output voltage is configured below the first reference voltage. a first switching regulator stage connected between an input voltage and a first reference voltage (Vref), the first switching regulator stage comprising: a first switch having a first terminal coupled to the input voltage and a second terminal coupled to a first switching node; and a second switch having a first terminal coupled to the first switching node and a second terminal coupled to the first reference voltage; a first switch having a first terminal coupled to the input voltage and a second terminal coupled to a first switching node; and a second switch having a first terminal coupled to the first switching node and a second terminal coupled to the first reference voltage; a second switching regulator stage connected between the first reference voltage and a second reference voltage and the second switching regulator stage comprising: a third switch having a first terminal coupled to the first reference voltage and a second terminal coupled to a second switching node; and a fourth switch having a first terminal coupled to the second switching node and a second terminal coupled to the second reference voltage; and a third switch having a first terminal coupled to the first reference voltage and a second terminal coupled to a second switching node; and a fourth switch having a first terminal coupled to the second switching node and a second terminal coupled to the second reference voltage; and an inductor having a first terminal and a second terminal, wherein the first terminal is coupled to an output of the first switching regulator stage and an output of the second switching regulator stage, characterised in that the first switching regulator stage is configured to operate to produce an output voltage on the second terminal of the inductor when the output voltage is configured above the first reference voltage, and wherein the second switching regulator stage is configured to operate to produce an output voltage on the second terminal of the inductor when the output voltage is configured below the first reference voltage.