Title:
PHYSICAL QUANTITY DETECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/064887
Kind Code:
A1
Abstract:
Provided is a physical quantity detection device capable of suppressing the influence of heat on a sensor resulting from size reduction. This physical quantity detection device 20 comprises a chip package 208 in which a flow sensor 205 and electronic component are sealed with resin and a circuit board 207 having the chip package 208 mounted thereon. The chip package 208 is fixed to the board surface of the circuit board 207 in a state in which a portion thereof protrudes laterally from an edge of the circuit board 207. The circuit board 207 has a flat margin area S on the board surface that is wider than the chip package 207 and is located at a position offset from the chip package 208 in the opposite direction from the protrusion direction.
Inventors:
YOGO TAKAYUKI (JP)
FATIN FARHANAH BINTI HARIDAN (JP)
UENODAN AKIRA (JP)
MIKI TAKAHIRO (JP)
HOSHIKA HIROAKI (JP)
FATIN FARHANAH BINTI HARIDAN (JP)
UENODAN AKIRA (JP)
MIKI TAKAHIRO (JP)
HOSHIKA HIROAKI (JP)
Application Number:
PCT/JP2018/028386
Publication Date:
April 04, 2019
Filing Date:
July 30, 2018
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
G01F1/684; G01K1/14; G01K13/02
Foreign References:
JP2013525756A | 2013-06-20 | |||
JP2017096855A | 2017-06-01 | |||
JP2015219111A | 2015-12-07 | |||
JP2015004557A | 2015-01-08 | |||
US6176131B1 | 2001-01-23 |
Attorney, Agent or Firm:
TODA Yuji (JP)
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