Cable length should be 2 m for gen 1 or 1 m for gen 2.
Usb power delivery 2 0 specification.
Recommendations for which adopters agreements are appropriate to execute are listed below.
In december 2014 usb if submitted usb 3 1 usb power delivery 2 0 and usb c specifications to the iec tc 100 audio video and multimedia systems and equipment for inclusion in the international standard iec 62680 universal serial bus interfaces for data and power which is currently based on usb 2 0.
The usb power delivery specification revision 2 0 usb pd rev.
56 63 64 it covers the usb c cable and connector with four power ground pairs and a separate configuration channel which now hosts a dc coupled low frequency bmc coded data channel that reduces the possibilities for rf.
2 0 has been released as part of the usb 3 1 suite.
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 2 0 adopters agreement plus the usb power delivery specification adopters agreement.
Usb power delivery specification revision 3 0 version 2 0 ecns february 7 2020.
Usb power delivery specification revision 2 0 version 1 3 and corresponding adopters agreement.