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Pat. 9893635 United States, Int. Cl.22 H02M 1/00, H02M 1/08, H02M 1/32, H02M 3/335, H02M 3/337. Isolated switching converter with optocoupler and secondary control circuit thereof : Appl. N 15/387621 : Filed 21.12.2016 : Pub. 13.02.2018 : / Sicong Lin ; Assignee Chengdu Monolithic Power Systems Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9893635/en?oq=US9893635.html (дата обращения: ДД.ММ.ГГГГ).