发明申请
- 专利标题: POWER SUPPLY APPARATUS
- 专利标题(中): 电源设备
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申请号: US12721478申请日: 2010-03-10
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公开(公告)号: US20100232188A1公开(公告)日: 2010-09-16
- 发明人: Minoru Hayasaki
- 申请人: Minoru Hayasaki
- 申请人地址: JP Tokyo
- 专利权人: CANON KABUSHIKI KAISHA
- 当前专利权人: CANON KABUSHIKI KAISHA
- 当前专利权人地址: JP Tokyo
- 优先权: JP2009-061110 20090313
- 主分类号: H02M3/335
- IPC分类号: H02M3/335
摘要:
In a power supply apparatus, a current limitation unit configured to detect a current flowing through a primary winding of a transformer to limit a current to a switching unit has a self-holding unit configured to self-hold a state where the current to the switching unit is limited.
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