A maximum power point tracking (MPPT) device, comprising: a. a power generator comprising a photovoltaic array, and a DC/DC converter, wherein the DC/DC converter comprises: an input capacitor connected in parallel to the photovoltaic array; an inductor having a first and a second terminal, wherein the first terminal is connected to the input capacitor; an integrating capacitor having a first terminal connected to the first terminal of the inductor; an Schmitt-trigger inverter having its input connected to the second terminal of the integrating capacitor; a transistor connected between the second terminal of the inductor and ground and controlled by the output of the Schmitt-trigger inverter; a first diode having its anode connected to the second terminal of the inductor; and a third capacitor having a first terminal connected to the cathode of the first diode and a second terminal connected to ground; b. a perturbation oscillator configured to generate a symmetrical square wave signal that is used to perturb the point of operation of said PV array; c. a delta modulator which receives a clock signal from the output of the Schmitt-trigger inverter, receives a load current from the DC/DC converter and creates a bit stream output; d. an XOR gate disposed to receive said bit-stream output from said delta modulator and an output from said perturbation oscillator, wherein an output of said XOR gate injects a current into the integrating capacitor of said DC/DC converter, either directly, or indirectly by manipulating the duty-cycle of said perturbation. a. a power generator comprising a photovoltaic array, and a DC/DC converter, wherein the DC/DC converter comprises: an input capacitor connected in parallel to the photovoltaic array; an inductor having a first and a second terminal, wherein the first terminal is connected to the input capacitor; an integrating capacitor having a first terminal connected to the first terminal of the inductor; an Schmitt-trigger inverter having its input connected to the second terminal of the integrating capacitor; a transistor connected between the second terminal of the inductor and ground and controlled by the output of the Schmitt-trigger inverter; a first diode having its anode connected to the second terminal of the inductor; and a third capacitor having a first terminal connected to the cathode of the first diode and a second terminal connected to ground; an input capacitor connected in parallel to the photovoltaic array; an inductor having a first and a second terminal, wherein the first terminal is connected to the input capacitor; an integrating capacitor having a first terminal connected to the first terminal of the inductor; an Schmitt-trigger inverter having its input connected to the second terminal of the integrating capacitor; a transistor connected between the second terminal of the inductor and ground and controlled by the output of the Schmitt-trigger inverter; a first diode having its anode connected to the second terminal of the inductor; and a third capacitor having a first terminal connected to the cathode of the first diode and a second terminal connected to ground; b. a perturbation oscillator configured to generate a symmetrical square wave signal that is used to perturb the point of operation of said PV array; c. a delta modulator which receives a clock signal from the output of the Schmitt-trigger inverter, receives a load current from the DC/DC converter and creates a bit stream output; d. an XOR gate disposed to receive said bit-stream output from said delta modulator and an output from said perturbation oscillator, wherein an output of said XOR gate injects a current into the integrating capacitor of said DC/DC converter, either directly, or indirectly by manipulating the duty-cycle of said perturbation.