Since the pd 1 0 specification usb pd s power profiles were a way to communicate power supply capabilities to a usb end.
Usb power delivery 3 0 specification.
It was developed at roughly the same time as the usb 3 1 specification.
Usb 3 0 ports may implement other usb specifications for increased power including the usb battery charging specification for up to 1 5 a or 7 5 w or in the case of usb 3 1 the usb power delivery specification for charging the host device up to 100 w.
Power delivery profiles pdps.
Power delivery 3 0 vs 2 0.
Usb power delivery specification revision 3 0 version 2 0 ecns february 7 2020.
In july 2016 it was adopted by the iec as iec 62680 1 3.
Usb power delivery ssd hdd usb 2 0 usb 3 0 usb bc 1 2 2 5w 4 5w 7 5w extend ease of use reduce clutter reduce waste power increased to 100w concept of universal charging being extended by iec 63002.
Usb power delivery is covered by the relevant adopters agreements for either usb 2 0 or usb 3 0 depending on the specification implemented.
Recommendations for which adopters agreements are appropriate to execute are listed below.
Revision 3 0 also adds extended configuration messages fast role swap and deprecates the bfsk protocol.
Usb power delivery is a separate specification that can work across usb 2 0 and 3 0 ports and cables but you ll still need a usb type c port too due to the communication pins used by the standard.
Usb c formally known as usb type c is a 24 pin usb connector system with a rotationally symmetrical connector.
Usb power delivery revision 3 0 version 1 2 2018 06 21 20 v 5 a usb type c rev1 4 2019 03 29 5 v 3.
The usb type c specification 1 0 was published by the usb implementers forum usb if and was finalized in august 2014.
The usb 3 0 specification was released on 12 november 2008 with its management transferring from usb 3 0 promoter group to the usb implementers forum usb if and announced on 17 november 2008 at the superspeed usb developers conference.
There are a number of significant differences between the pd 2 0 specification and the latest 3 0 specification.