Title:
POWER SOURCE CIRCUIT
Document Type and Number:
WIPO Patent Application WO/2018/096776
Kind Code:
A1
Abstract:
The purpose of the present invention is, in a power source circuit in which a power source sequence is variable, to avoid a malfunction of a power source supply destination device arising from an error in a power source supply sequence. A power source circuit according to the present invention adjusts an activation or stopping sequence of each voltage regulator on the basis of a selection signal which designates an operation sequence of the voltage regulators and a result of a detection of an operating state of the preceding voltage regulator.
Inventors:
OHARA YURI (JP)
ARATA ATUSHI (JP)
ARATA ATUSHI (JP)
Application Number:
PCT/JP2017/034630
Publication Date:
May 31, 2018
Filing Date:
September 26, 2017
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
G06F1/26; G05F1/00; H02J1/00
Foreign References:
| JP2005253124A | 2005-09-15 | |||
| JP2001184142A | 2001-07-06 | |||
| JPS54124238A | 1979-09-27 | |||
| JPH0383445U | 1991-08-26 | |||
| JPH04289725A | 1992-10-14 | |||
| JP2008206223A | 2008-09-04 |
Attorney, Agent or Firm:
TODA Yuji (JP)
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