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Enabling SuperSpeed USB and Beyond

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VP201 - USB Power Switch with Universal Battery Charging Support

Description


 
VIA Lab’s VP201 is an USB power switch and an universal battery charging controller, and 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 VP201 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

  • Compatible with USB 2.0 and 3.0 power switch requirement
  • Supports charging for most available Apple devices, BC 1.2 compliant devices and Samsung, BC 1.2 compliant devices and Samsung Devices
  • Meets Chinese Telecommunication Industrial Standard YD/T 1591-2009
  • Meets Battery Charging Specification BC 1.2 for DCP
  • Automatic selection of D+/D- mode for an attached device 
  • Adjustable current limit up to 2.6A (Typ.)
  • Thermal and Short-Circuit protection
  • Under-Voltage Lock Out protection
  • OUT node discharge support
  • Reverse current blocking