The Universal Serial Bus (USB) started out as a data interface, but it didn’t take long before progressing to powering devices. Initially, its maximum output was only 2.5 W; now, it can deliver up to ...
This document is an engineering report describing a 27 W USB PD power supply which can be configured for 5 V / 3.0 A, 9 V / 3 A or 3-11V with adjustable voltage and current to comply with USB PD 3.0 ...
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