发明申请
- 专利标题： SWITCHING POWER SOURCE APPARATUS AND CONTROL METHOD THEREOF
- 专利标题（中）： 切换电源设备及其控制方法
-
申请号： US13484637申请日： 2012-05-31
-
公开(公告)号： US20120235660A1公开(公告)日： 2012-09-20
- 发明人: Sung-jo JO , Jong-moon CHOI , Jee-hoon JUNG
- 申请人： Sung-jo JO , Jong-moon CHOI , Jee-hoon JUNG
- 申请人地址： KR Suwon-si
- 专利权人： Samsung Electronics Co., Ltd.
- 当前专利权人： Samsung Electronics Co., Ltd.
- 当前专利权人地址： KR Suwon-si
- 优先权： KR2007-84068 20070821
- 主分类号： G05F1/10
- IPC分类号： G05F1/10
摘要：
An image forming apparatus includes a converting unit to convert a voltage level of power; a first switch to switch power supplied to the converting unit; a second switch connected in series with the first switch and turned on after the first switch has been turned on; and a voltage clamp unit to clamp a level of a voltage applied across the series connection of the first switch and the second switch to a predetermined voltage or less.
信息查询
IPC分类:
