The present invention is directed to an LED driver circuit. The LED driver circuit has a control module executing the power factor correction (PFC) by providing a divided voltage being directly proportional to the input voltage to the control module and calculating a feedback signal associated with the input signal.
申请公布号
US2012217888(A1)
申请公布日期
2012.08.30
申请号
US201213404405
申请日期
2012.02.24
申请人
CHANG CHARLES;CHANG RONALD;HANERGY TECHNOLOGIES, INC.
