专利检索 ap:("Kyung-Oun Jang" OR "Gyoung-Soo Park" OR "Hyeong-Seok Baek" OR "Se-Hwan Kim") AND inv:"Hyeong-Seok Baek" 第 1 页

1.

发明授权
Switching mode power supply with variable switching operation frequency and the driving method thereof 有权
标题翻译：具有可变开关工作频率的开关电源及其驱动方法

公开(公告)号：US09374008B2

公开(公告)日：2016-06-21

申请号：US12544893

申请日：2009-08-20

申请人： Kyung-Oun Jang , Gyoung-Soo Park , Hyeong-Seok Baek , Se-Hwan Kim

发明人： Kyung-Oun Jang , Gyoung-Soo Park , Hyeong-Seok Baek , Se-Hwan Kim

IPC分类号： H02M3/335 , H02M1/08 , H02M3/156

CPC分类号： H02M3/33507 , H02M1/08 , H02M3/156

摘要： The present invention relates to a switching mode power supply and a driving method thereof. In the present invention, a supply voltage is generated by using a start voltage that corresponds to input power, and a switching operation frequency of a power switch is changed according to an increase/decrease of the supply voltage.

摘要翻译： 本发明涉及开关电源及其驱动方法。在本发明中，通过使用与输入功率相对应的启动电压来产生电源电压，并且电源开关的开关操作频率根据电源电压的增加/减小而改变。