Title:
スイッチング電源システム
Document Type and Number:
Japanese Patent JP7452590
Kind Code:
B2
Abstract:
Disclosed herein is a switching power supply circuit that includes a switching circuit having an input node connected to an input power supply terminal and an output node connected to an output power supply terminal through an output switch, a feedback circuit configured to feed back information based on a voltage appearing at the output node to the switching circuit, and an activation circuit configured to turn ON the output switch after an elapse of a predetermined time after a voltage appearing at the output node exceeds a predetermined value. The switching circuit is configured to adjust a level of a voltage appearing at the output node based on the information to a predetermined level. The feedback circuit includes an adjustment mechanism configured to adjust a relation between a voltage appearing at the output node and the information.
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Inventors:
Saiyo Shigemori
Akihiro Unno
Akihiro Unno
Application Number:
JP2022130976A
Publication Date:
March 19, 2024
Filing Date:
August 19, 2022
Export Citation:
Assignee:
SAE Magnetics(H.K.)Ltd.
International Classes:
H02M3/28
Domestic Patent References:
| JP2008079448A | ||||
| JP11110056A | ||||
| JP2016208688A |
Foreign References:
| WO2015125844A1 |
Attorney, Agent or Firm:
Mitsuhiro Washito
Ogata Japanese
Ogata Japanese