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Pat. 11139004 United States, Int. Cl.22 H02M 3/07, G11C 5/14. Charge pump circuit and auxiliary power supply : Appl. N 17/078430 : Filed 23.10.2020 : Pub. 05.10.2021 : / Rohan Sinha, Rajat Kulshrestha ; Assignee Texas Instruments Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11139004/en?oq=US11139004.html (дата обращения: ДД.ММ.ГГГГ).