USB Power Capabilities
Does USB use maximum power when charging the device? - Microsoft Community
What is the power output of a USB port? - Super User
What is USB Power Delivery and how does USB PD work?
How does USB Power Delivery work with voltages above 5V without damaging 5V peripherals? - Electrical Engineering Stack Exchange
About Apple USB power adapters - Apple Support
GIGABYTE 3x-usb-power
A short primer on USB Type-C PD 3.0 specification and design - EDN
Raspberry Pi Power Supply Micro USB B Specification
KGI: All 2017 iPhones to retain Lightning ports while supporting faster charging
USB - Wikipedia
USB Type-C Power-Only Overview | DigiKey
USB Power Delivery and Type-C
USB-IF 最新PD 規範– PD 3.1 規格介紹| GraniteRiverLabs Taiwan
USB Type-C: Charging Power, Display, & Data All in One - The 2015 MacBook Review
USB Type-C 240W leads the future of power supply | Censtry
Buy 20W USB-C Power Adapter - Apple (HK)
USB Promoter Group Announces USB Power Delivery Specification Revision 3.1
One Standard To Rule Them All: USB Type-C Adds HDMI | Mouser
Designing In USB Type-C and Using Power Delivery | DigiKey
