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Pat. 10181793 United States, Int. Cl.22 H02M 3/158, H02M 1/08, H03K 5/1536, H02M 1/00, H02M 3/156. Control circuit for buck-boost power converter with stable bootstrap voltage refresh : Appl. N 15/668674 : Filed 03.08.2017 : Pub. 15.01.2019 : / Jian Zhang ; Assignee Chengdu Monolithic Power Systems Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10181793/en?oq=US10181793.html (дата обращения: ДД.ММ.ГГГГ).