Overvoltage Protector with Bidirectional Blocking and Surge Protection


  • Wide Input voltage range: 3.0V to +28V
  • Integrated MOSFET switch 20mΩ typical
  • 5A Continuous Current
  • VP Select pin
    • Over-Voltage threshold trip 13V/17V
    • VSNS clamp 16V/20V max
  • Fast Over-Voltage response time 100ns
  • Low Quiescent Current: 160μA (typ.)
  • Integrated Protection
    • Thermal Shutdown
    • Under voltage protection (UVLO)
    • Soft-Start
    • OUT to IN Reverse Blocking
  • EN, VSNS, WRX and FLAG pins
  • Integrated Surge Protection up to +/-100V
  • Pb-free WLCSP 20-Bump, 0.4mm pitch
  • -40°C to +85°C Temperature Range


  • Smartphones and Tablets
  • Mobile Internet Devices
  • Peripherals

Key Electrical Specifications

VIN(Min) VIN(Max) ON Resistance Max Current OVP Trip Point Package
3.0V 28V 20mΩ 5A 13V/17V WLCSP54-20 2.22mm x 1.82mm

Typical Application Diagram