Usb Power Delivery 3 0 Wiki

A usb system consists of a host with one or more downstream ports and multiple peripherals forming a tiered star topology.

Usb power delivery 3 0 wiki. Usb type c usb pd. The combination of usb 3 0 and a 6 a limit at the most common 5 12 and 24 v dc voltages would permit support. 2016年にリリースされた usb power delivery revision 2 0 version 1 2 と usb power delivery revision 3 0 version 1 0 では5つのパワープロファイルに代わって パワールール power rules という給電仕様にとなった usb power delivery revision 2 0 との後方互換性を持つ. Additional usb hubs may be included allowing up to five tiers.

Usb power delivery revision 3 0 version 2 0 2019 08 29 20 v 5 a system design. D2t2 1 usb power delivery pdf 1 13 mb. A usb host may have multiple controllers each with one or more ports. Power delivery profiles pdps.

There are a number of significant differences between the pd 2 0 specification and the latest 3 0 specification. Usb power delivery is covered by the relevant adopters agreements for either usb 2 0 or usb 3 0 depending on the specification implemented. Usb 2 0 adopters agreement plus the usb power delivery specification adopters agreement. Revision 3 0 also adds extended configuration messages fast role swap and deprecates the bfsk protocol.

Recommendations for which adopters agreements are appropriate to execute are listed below. It was developed concurrently with usb type c usb c which is the physical connection and it is a subset of the new usb 3 1 standards. Usb power delivery 簡稱 usb pd. Developers usb if logo license.

The usb power delivery specification revision 3 0 defines a programmable power supply pps protocol that allows granular control over v bus power in 20 mv steps to facilitate constant current or constant voltage charging. What this means is that. Since the pd 1 0 specification usb pd s power profiles were a way to communicate power supply capabilities to a usb end. Usb 3 1 gen 2 with displayport over type c n an a.

Usb 3 1 gen2 with usb power delivery usb pd n an a. Extending usb s power capability is also a response to power over ethernet citation needed which has more flexible dynamic power negotiation capabilities up to 48 v dc and up to about 1 a and whose maximum bandwidth is potentially greater than even usb 3 1 s 10 gbit s. Usb pd 3 0 1 0a.