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Enabling SuperSpeed USB and Beyond

Products

VP202 ‧ VP203 - USB Smart Charging Controller

Description


 
The VIA Lab's VP202 (Dual Ports) / VP203 (Single Port) are USB smart charging controllers. It provides the electrical protocol handshake on D+/D- to support USB 2.0 Battery Charging Specification (BC 1.2) and Chinese Telecommunication Industrial Standard YD/T 1591-2009 battery charging schemes and support Divider 2.4A mode and DCP 1.2V mode to complaint with most of Apple® and Samsung devices.

The VIA Lab's VP202 / VP230 also integrates an auto-detect feature that supports both DCP schemes for USB 2.0 BC 1.2 and the Divider 2.4A mode and DCP 1.2V mode without the need from outside user interaction.

Block Diagram

Key Features

  • Supports USB DCP Shorting D+ Line to D- Line per USB Battery Charging Specification, Revision 1.2
  • Meets Chinese Telecommunication Industrial Standard YD/T 1591-2009
  • Supports USB DCP applying 2.7V on D+ line and 2.7V on D- line
  • Automatic selection of D+/D- mode for an attached device 
  • Supports USB DCP applying 1.2V on D+ and D- lines