SY6281AAAC - 5.5V, 2A Low Loss Power Distribution Switch


  • Input voltage: 2.4V to 5.5V
  • 2A load current capability
  • Programmable current limit
  • Over temperature protection
  • Reverse blocking (no body diode)
  • OUT can be forced higher than IN at shutdown
  • Output discharge function
  • SY6281: Auto output discharge function
  • SY6281A: No output discharge function
  • Compact SOT23-5 package minimizes the board space

Typical Application


SY6281/ SY6281A is ultra-low RDS(ON) switch with programmable current limit to protect the power source from over current and short circuit conditions. It incorporates over temperature protection and reverse blocking functions. SY6281 automatically discharges the output capacitors during shutdown.


  • USB 3G Datacard
  • USB Dongle
  • MiniPCI Accessories