Patent ID: 8373533

Claim:
A power module mounted on a system board, said power module comprising: a first bobbin; a primary winding coil wound around said first bobbin; a circuit board assembly comprising a printed circuit board, a second winding structure, at least one current-sensing element, a rectifier circuit and an electrical connector, wherein said second winding structure, said current-sensing element, said rectifier circuit and said electrical connector are mounted on said printed circuit board, said second winding structure has an output terminal, said current-sensing element comprises a first conductor, said first conductor is a conductive sheet, a first end of said first conductor is in contact with said output terminal of said second winding structure, and a second end of said first conductor is connected to said rectifier circuit; and a first magnetic core assembly, wherein said primary winding coil is aligned with said second winding structure of said circuit board assembly and arranged within said first magnetic core assembly, and said primary winding coil and said electrical connector are electrically connected with said system board.