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Pat. 9912236 United States, Int. Cl.22 H02M 3/156, H02M 1/36, H02M 3/06, H02M 3/158. Soft start switching power supply system : Appl. N 15/606586 : Filed 26.05.2017 : Pub. 06.03.2018 : / Lei Li ; Assignee Chengdu Monolithic Power Systems Co Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US9912236/en?oq=US9912236.html (дата обращения: ДД.ММ.ГГГГ).