A thin-film photovoltaic component for use under concentrated solar flux comprising: - a substrate, - a set of layers (101, 102, 105, 106) adapted for the implementation of a photovoltaic device, including at least one first layer made of a conductive material so as to form a back electrical contact, a second layer made of a material that is absorbent within the solar spectrum, a third layer made of a transparent conductive material and a layer made of a conductive material, making electrical contact with said third layer made of a transparent conductive material, so as to form with said third layer a front electrical contact, and - a layer (103, 103 A) made of an electrically insulating material, positioned between said back electrical contact and front back electrical contact, and structured so as to form a plurality of apertures in which said layers of said set of layers are stacked so as to form a plurality of photovoltaic microcells, each aperture formed in the layer made of an electrically insulating material defining the shape and the dimensions of one section of one photovoltaic microcell; - wherein the layer made of a conductive material is structured so as to form apertures that are superimposed with the apertures of said layer made of an electrically insulating material, in such a way as to form a peripheral electrical contact for each of said photovoltaic microcells formed, said photovoltaic microcells being electrically connected in parallel by the back electrical contact and the front electrical contact, and - wherein each of the said layers of the photovoltaic component, with a thickness of less than about 20 μm, has been obtained by liquid phase or gas phase deposition on the substrate. - a substrate, - a set of layers (101, 102, 105, 106) adapted for the implementation of a photovoltaic device, including at least one first layer made of a conductive material so as to form a back electrical contact, a second layer made of a material that is absorbent within the solar spectrum, a third layer made of a transparent conductive material and a layer made of a conductive material, making electrical contact with said third layer made of a transparent conductive material, so as to form with said third layer a front electrical contact, and - a layer (103, 103 A) made of an electrically insulating material, positioned between said back electrical contact and front back electrical contact, and structured so as to form a plurality of apertures in which said layers of said set of layers are stacked so as to form a plurality of photovoltaic microcells, each aperture formed in the layer made of an electrically insulating material defining the shape and the dimensions of one section of one photovoltaic microcell; - wherein the layer made of a conductive material is structured so as to form apertures that are superimposed with the apertures of said layer made of an electrically insulating material, in such a way as to form a peripheral electrical contact for each of said photovoltaic microcells formed, said photovoltaic microcells being electrically connected in parallel by the back electrical contact and the front electrical contact, and - wherein each of the said layers of the photovoltaic component, with a thickness of less than about 20 μm, has been obtained by liquid phase or gas phase deposition on the substrate.