A half-bridge having semiconductor switch elements embedded in a modular layer system that comprises a contact plane and a metal plating for establishing contact with the semiconductor switch elements, wherein the signal connections and power connections are located on a first surface of the substrate, wherein the modular layer system, signal connections and power connections are cast in a casting compound, wherein external sections of the power connections and/or signal connections formed in the conductor frame each extend from the casting compound, from a second surface that is orthogonal to the first surface, wherein the external sections each have an end that is perpendicular to the first surface.