Title:
POWER SUPPLY CONTROL IC AND METHOD FOR DIAGNOSING POWER SUPPLY CONTROL IC
Document Type and Number:
WIPO Patent Application WO/2024/013872
Kind Code:
A1
Abstract:
Provided is a power supply control IC that is mounted on an ECU, that has a function capable of reactivating through a process of an internal circuit or an external circuit, and that can perform highly accurate failure predictive diagnosis. This power supply control IC is characterized by comprising: a power supply circuit that generates at least one voltage from a power supply voltage; an activation pin for activating the power supply circuit; and an activation circuit that performs a reactivation process for the power supply circuit on the basis of a reactivation signal when a prescribed voltage is applied to the activation pin.
Inventors:
ARAFUNE TAKUYA (JP)
MOIZUMI YURI (JP)
KAWATA TAKAHIRO (JP)
MOIZUMI YURI (JP)
KAWATA TAKAHIRO (JP)
Application Number:
PCT/JP2022/027531
Publication Date:
January 18, 2024
Filing Date:
July 13, 2022
Export Citation:
Assignee:
HITACHI ASTEMO LTD (JP)
International Classes:
H02M3/00; G05F1/56
Domestic Patent References:
| WO2020084966A1 | 2020-04-30 |
Foreign References:
| JP2021093841A | 2021-06-17 |
Attorney, Agent or Firm:
POLAIRE I.P.C. (JP)
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