Patent ID: 7524696
Filing Date: 2009-04-28
Classification: G01P,H01L

Abstract:
1. A method of forming a sensor, the method comprising: preparing a lead frame that comprises a plurality of leads that have bottom surfaces extending in a first plane, a stage that extends in a second plane that tilts from the first plane, a sensor chip that is supported on the stage, a modified connection lead structure that supports the stage, and at least one projecting part extending from the stage in a first direction that tilts from the first and second planes, the at least one projecting part having a top portion; forming a resin mold that encapsulates the plurality of leads, the stage, the modified connection lead structure and the at least one projecting part except for the bottom surfaces and the top portion, the resin mold further having a bottom portion with a first flat surface that is leveled to the bottom surfaces; and forming a recessed portion in the bottom portion, the recessed portion having a second flat surface that is higher in level than the first flat surface and is leveled to the top portion.