This is the circuit board for the PD Buddy Sink, a device which aims to make USB Power Delivery accessible to any electronics hobbyist.
The PCB is made with KiCad, so you’ll need that if you want to make any changes.
PD Buddy Sink is Copyright © 2017 Clayton G. Hobbs, and made available under the CERN Open Hardware Licence v1.2. See LICENSE for more information.