Is there a USB wire that splits into two A plugs for separating data and power?
89981
Can I safely connect the power-only-end of a USB-Y cable to an other power source?
33777
home socket with DC voltage
61708
Is galvanic isolation of Hi-speed USB impossible?
135049
Is it safe, or even possible, to draw more power from a USB port than it was designed to provide
99989
Can I run two cables through the same conduit?
106337
What is the metal sheath surrounding a USB connector, and is it commonly connected?
153381
How do I design a 2A or more power supply for my consumer USB devices?
149436
How to restrict/cut power output to a USB client?
104284
Converting Firewire to USB 3 - is it theoretically possible?
142418
Can you split power between two voltage regulators?
119936
Why Do Some USB Cables Have Two USB Connectors at the End?
109569
Split power supply for a multiple op amp circuit
146736
Can I charge my laptop through USB
132455
Use a partitioned live usb
68632
Serve up PC hard drive as USB mass storage
149959
Other manufacturer's USB data cable for charging?
26702
Transferring data USB