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USB Standart

https://en.wikipedia.org/wiki/USB

When connected and transferring data

USBmax voltagemax currentdata transfer

USB 1.15v0.5A1.5Mbps, 12 MbpsLow Speed, Full Speed
USB 2.05v0.5A12 Mbps, 480 MbpsHighSpeedspec
USB 3.1 Gen 15v0.9A5 Gbit/sSuperSpeedAKA USB 3.0
USB 3.1 Gen 25v0.9A10 Gbit/sSuperSpeed+
USB 3.25v1.5A20 Gbit/sSuperSpeed+spec

Battery Charging Specification

https://www.usb.org/documents?search=Battery+Charging&category%5B%5D=49&type%5B%5D=55&items_per_page=50

USB-PD Power Delivery

spec: https://www.usb.org/sites/default/files/USB%20Power%20Delivery%2020181203.zip

SpecVA max
BC1.25v1.5A

Battery Charging

Type-C5v3A
PD 2.05,9,15,20v5APower Delivery
PD 2.0 micro5,9,15,20v3A
PD 3.05,9,15,20v5AAuth, Type-C only


Proprietary specs

https://en.wikipedia.org/wiki/Quick_Charge


SpecVAFull Name, feature
MTK-PE+5,7,9,12v3A18W, Mediatek PumpExpress+
MTK-PE25-20v3A
MTK-PE33-6v5A+USB PD
MTK-PE4

USB PD 3.0
QC5v2AQualcomm Quick Charge
QC25,9,12v3A18W
QC33.6v-20v4.6A18W
QC43.6v-20v
27W, USB PD + QC3
QC4+0v-11v3A27W, USB PD 3.0
VOOC5v4A20W
Super VOOC10v5A
AFC5v,9v2A15W Samsung AFC (QC2?)
Apple 5W5v1A5W
Apple 10W5.1v2.1A10W
Apple 12W5.2v2.4A12W
Apple 29W5v,14.5v2.4A29W USB-PD
Supercharge4.5-5v5A22.5W Huawei Supercharge


Links

https://en.wikipedia.org/wiki/American_wire_gauge

https://lygte-info.dk/info/USBinfo%20UK.html

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