About iPhone14 puls USB PD fast charge standard
Oct 06, 2022| About iPhone14 puls USB PD fast charge standard
It is often said that the best companies set the standard. Let's take a look at the list of founding members of USB-IF. The USB-IF Board, also called the founding member, is the initiator of the association, and its core members are Apple, Intel, Microsoft, HP, Renesas, Texas Instruments and stmicroelectronics, which are 7 in total.
The development of USB PD fast charge standard has gone through nearly ten years, during which it has experienced many landmark iterations. Among them, USB PD2.0 is the real fast charge standard for mass production and commercial use, and also lays the foundation for the realization of USB PD fast charge unification. USB PD3.0 is more in the protocol recognition function to do the update, charging specifications do not change.
USB PD3.0 PPS fast charge standard has added programmable voltage gear, which is compatible with most private fast charge protocols, and has become the most widely used fast charge standard in the Android phone market. USB PD3.1 mainly expands the application scope of USB PD fast charging standard. In addition to consumer products such as mobile phones and laptops, USB PD3.1 can also be used in display, server, power tools, and security POE power supply, realizing the vision of "everything can be charged".
