Title:
半導体装置、電池監視装置および電池セルの電圧検出方法
Document Type and Number:
Japanese Patent JP6621256
Kind Code:
B2
Abstract:
A semiconductor device including plural first switches, each provided so as to correspond to one of plural battery cells connected in series, each first switch including one end connected to a corresponding battery cell and another end connected to one electrode of a corresponding charge storage section of plural charge storage sections, each of the charge storage sections being provided so as to correspond to one of the plural battery cells, and another electrode of each charge storage section being connected to a fixed potential; plural second switches, each provided so as to correspond to one of the plural first switches, each second switch including one end connected to the other end of the corresponding first switch; and processing section connected to each other end of the plural second switches, that processes voltages supplied via the second switches.
Inventors:
Hisao Otake
Naoaki Sugimura
Naoaki Sugimura
Application Number:
JP2015142276A
Publication Date:
December 18, 2019
Filing Date:
July 16, 2015
Export Citation:
Assignee:
LAPIS Semiconductor Co., Ltd.
International Classes:
G01R19/165; H02J7/02
Domestic Patent References:
| JP2005091136A | ||||
| JP2001056350A | ||||
| JP2011232161A | ||||
| JP2006322715A | ||||
| JP2014064404A | ||||
| JP2002139523A | ||||
| JP2013200254A | ||||
| JP2014090536A | ||||
| JP2006153758A | ||||
| JP2015004542A |
Foreign References:
| US5677077 |
Attorney, Agent or Firm:
Atsushi Nakajima
Kato Kazunori
Hiroshi Fukuda
Kato Kazunori
Hiroshi Fukuda