SY21199CABC - High Efficiency 1MHz, 600mA Step Up Regulator


  • Wide Input Range: 3-25V Bias Input, 25VOUT, MAX
  • 1MHz Switching Frequency
  • Minimum ON Time: 100ns Typical
  • Minimum OFF Time: 100ns Typical
  • Low RDS(ON):150mΩ
  • RoHS Compliant and Halogen Free
  • Accurate Reference: 0.6VREF
  • Compact Package: SOT23-6

Typical Application


The SY21199C is a high efficiency boost regulator targeted for general step-up applications.


  • WLED Drivers
  • Networking Cards Powered From PCI or PCI-Express Slots