SC4525A: 28V 3A Step-Down Switching Regulator

The SC4525A is a constant frequency peak current-mode step-down switching regulator capable of producing 3A output current from an input ranging from 8V to 28V.


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Features

  • Wide input range: 8V to 28V
  • 3A Output Current
  • 200kHz to 2MHz Programmable Frequency
  • Precision 1V Feedback Voltage
  • Peak Current-Mode Control
  • Cycle-by-Cycle Current Limiting
  • Hiccup Overload Protection with Frequency Foldback
  • Soft-Start and Enable
  • Thermal Shutdown
  • Thermally Enhanced 8-pin SOIC Package
  • Fully RoHS and WEEE compliant

Diagrams

Typical Application Circuit

SC4525A - Typical Application Circuit

Click diagram to enlarge

Applications

  • XDSL and Cable Modems
  • Set Top Boxes
  • Point of Load Applications
  • CPE Equipment
  • DSP Power Supplies
  • LCD and Plasma TVs

Packaging

SOIC-8 EDP

Order Codes

  • SC4525ASETRT: Lead-free package, fully WEEE and RoHS compliant, tape and reel only.
Order Sample Button
Pb-Free/RoHS/WEEE Status

Related Documents

Datasheets