Patent ID: 7791180

Claim:
A lead frame made from a metallic thin plate, comprising: at least two stage portions on which physical quantity sensor chips are to be mounted each of said stage portions having an area smaller than a mounting surface of a respective physical quantity sensor chip; a rectangular frame portion enclosing said stage portions; a plurality of leads including connecting leads, each of which extend from said frame portion in a direction of respective stage portions and are positioned on the periphery of said respective stage portions, and which connect said frame portion and said respective stage portions; and an easily deformed portion formed on said connecting leads, said easily deformed portion inclines said respective stage portions by becoming deformed, wherein when said physical quantity sensor chip is mounted, said mounting surface is superimposed on said respective stage portion and a portion of said plurality of leads in the direction of thickness of said frame portion, and wherein said connecting leads are aligned with one side of said frame portion, and said easily deformed portion for inclining said respective stage portion with respect to said frame portion about a principal axis line, is formed on a midway portion of the connecting leads thereof.