Patent ID: 7791906
Filing Date: 2010-09-07
Classification: H01F,H02M

Abstract:
1. A DC-DC converter module comprising: a switching portion, at least one of an input capacitor disposed adjacent to an input side of the switching portion and an output capacitor disposed adjacent to an output side of the switching portion, the switching portion including a switching element and a magnetic element, and a magnetic substrate having a lower surface, at which at least one of an input terminal, an output terminal, and a ground terminal are disposed, and having an upper surface at which an upper surface electrode is disposed, wherein the switching element, and the at least one of the input capacitor and the output capacitor are mounted on the upper surface electrode, and the magnetic element is disposed inside the magnetic substrate, and wherein connection wiring of connecting the upper surface electrode and the at least one of the input terminal, the output terminal, and the ground terminal is constructed using an inner conductor passing through the inside of the magnetic substrate.