Industry Expert Blogs

The USB Power Delivery (USB-PD) is designed to enable maximum functionality of USB by providing more flexible power delivery along with data over a single cable. The USB Power Delivery specification allows a device to negotiate the power required. With USB-PD, the power direction is not fixed. Therefore, a device with power (Host or Peripheral) can power another device that requires to be powered.

Till now, three versions of USB-PD r1.0 specification have been released. In the updated versions of r1.0, the ambiguities present in r1.0, v1.1 were rectified. In July 2014, the USB team released the second revision of USB-PD that supports Type-C connectors. In this post, we bring to you the differences between r1.0 v1.3 and r2.0 of the USB-PD specification.