Yes it's pulling 900 mA while the portable USB drives each want 896 mA so effectively you can't have more than one bus-powered drive on the hub, if that. OK, I ordered a powered 4-port hub, see if ...

A self-powered hub distributes power from a local power supply to its downstream ports. Power for the hub’s controller can come from either a local power supply or V BUS. Self-powered hubs can draw a ...

Bus-powered hubs draw all power for any internal functions and downstream ports from the USB-connector power pins. A bus-powered hub may draw as much as one load (100 mA) for itself and as much as ...

Plugable has announced a brace of compact and portable USB hubs, each featuring four extra USB ports. These two new hubs are bus-powered and offer a simple and effective way of expanding any ...

Streamline your setup with a compact USB-C hub that adds 4K dual display, fast charging, and high-speed data ports. Great for ...

The Sabrent HB-3A4C 7-Port powered USB hub is a versatile solution designed to streamline your device connectivity and enhance your overall computing experience. With its combination of USB-A and ...

Some of the USB hub chips (e.g. GL3520 for 3.0 hub) have individual enable pin to control power switches/OC protection to each port. Often this feature is not used on cheap Hubs nor the reduced ...

Standard Microsystems' USB20H4 hub chip supports the USB 2.0 On-The-Go (OTG) Session Request Protocol (SRP) on the upstream port and can handle traffic up to 480 Mbits/s. It supports ...

Plugable’s new PS-10CC hub can deliver up to 100W of power to all 10 of its USB-C ports, and will intelligently prioritize and charge devices that need it most.

The USB bus has a set ammount of speed (11mbps?) and a set ammount of power. Some devices are fine being plugged into your keyboard or monitor, (self powered things like printers et al, and mice ...