DEVICE ENGINEERING CO., LTD.
|DEVICE ENGINEERING CO., LTD. Patent applications|
|Patent application number||Title||Published|
|20090079410||DC/DC Converter - A DC/DC converter includes a main switching element and a subordinate switching element, and is arranged to supply power to load via a coil. The ON-time of a subordinate switching element in a succeeding cycle is controlled based on a period of time tdif from the time when the subordinate switching element is turned off until the time when voltage at the point of connection of the two switching elements reaches a predetermined threshold value.||03-26-2009|
Patent applications by DEVICE ENGINEERING CO., LTD.