SC417: 10A Integrated FET Regulator with Programmable LDO

The SC417/SC427 is a stand-alone synchronous buck power supply. It features integrated power MOSFETs, a bootstrap switch, and a programmable LDO in a spacesaving MLPQ-5x5mm 32-pin package.


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Features

  • Input voltage — 3V to 28V
  • Internal power MOSFETs — 10A
  • Integrated bootstrap switch
  • Smart power-save protection
  • Configurable 150mA LDO with bypass capability
  • TC compensated RDS(ON) sensed current limit
  • Pseudo-fixed frequency adaptive on-time control
  • Designed for use with ceramic capacitors
  • Programmable VIN UVLO threshold
  • Independent enable for switcher and LDO
  • Selectable ultra-sonic power-save (SC417)
  • Selectable power-save (SC427)
  • Internal soft-start and soft-shutdown at output
  • Internal reference — 1% tolerance
  • Over-voltage/under-voltage fault protection
  • Power good output
  • Lead-free 5x5mm, 32 Pin MLPQ package
  • Fully WEEE and RoHS compliant

Diagrams

Block Diagram

SC417 - Block Diagram

Click diagram to enlarge

Applications

  • Notebook, desktop, tablet, and server computers
  • Networking and telecommunication equipment
  • Printers, DSL, and STB applications
  • Embedded applications
  • Power supply modules
  • Point of load power supplies

Packaging

MLPQ-32

Order Codes

  • SC417MLTRT: Lead-Free, RoHS and WEEE Compliant, 3000 pcs Tape and Reel
  • SC427MLTRT: Lead-Free, RoHS and WEEE Compliant, 3000 pcs Tape and Reel
Order Sample Button
Pb-Free/RoHS/WEEE Status

Related Documents

Datasheets