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Pat. 11424691 United States, Int. Cl.22 H02M 7/217, H02M 1/00, H02M 1/08, H02M 1/34, H02M 1/36, H02M 3/335. Switch driving device and switching power supply using the same : Appl. N 16/915372 : Filed 29.06.2020 : Pub. 23.08.2022 : / Kenji Hamachi, Akeyuki Komatsu ; Assignee Rohm Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11424691/en?oq=US11424691.html (дата обращения: ДД.ММ.ГГГГ).