Библиографическая ссылка на патент
Pat. 11228237 United States, Int. Cl.22 H02M 1/42, H02M 1/36, H02M 1/00, H02M 3/335. Switching power supply and start-up improvements thereof : Appl. N 15/943923 : Filed 03.04.2018 : Pub. 18.01.2022 : / Jeffrey Hwang ; Assignee Champion Microelectronic Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11228237/en?oq=US11228237.html (дата обращения: ДД.ММ.ГГГГ).