Patent ID: 6405597
Filing Date: 2002-06-18
Classification: G01L

Abstract:
A pressure sensor comprising:a housing having a bottom with plural passages and closed side walls; a support element on said bottom, said support element having plural openings in registration with respective ones of said plural passages; a seal between said support element and said side walls; plural conductors on a top surface of said support element; plural connecting wires that extend through respective ones of said passages and openings and that are soldered to respective ones of said conductors; and a semiconductor chip on said support element and having a pressure sensing membrane and bonding pads on a first surface that faces said support element, said bonding pads being attached to respective ones of said conductors through conductive spacer elements that separate said pressure sensing membrane on said first surface from said support element, said first surface and a second surface of said chip opposite said first surface being exposed to a pressure outside said housing.