Patent ID: 7235963

Claim:
A rotation angle detecting sensor used in a motor drive type throttle valve and including two hall elements, said sensor comprising: a resin body containing said hall element and covering a mechanical portion of said motor drive type throttle valve; plural electric conductors molded in said resin body and including at least a plurality of the following electric conductors, a connector configured as an external connection, and having plural external connection terminals formed integrally with the resin body; plural output signal conductors for conducting an output signal of an associated one of said hall elements to a specific output terminal, the output signal conductors being wired from the respective hall elements to the respective external connection terminals; a power supplying conductor for supplying a driving power to said hall element; an earth conductor for grounding said hall element; and first and second capacitors fixed at said resin body, wherein said first capacitor is electrically connected between said power supplying conductor and said earth conductor, and said second capacitor is electrically connected between said output signal conductor and said earth conductor, and includes plural conductors connected electrically between the respective out put signal conductors of the hall elements and the earth conductor.