Switching Regulators
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    • 10A Integrated FET Regulator with Programmable LDO and Selectable Ultrasonic Power-Save
  • SC427
    • 10A Integrated FET Regulator with Programmable LDO and Selectable Regular Power-Save
  • SC122
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  • SC121
    • Low Voltage Synchronous Boost Regulator
  • SC561
    • Dual Output Low Noise LDO Linear Regulator
  • SC810
    • Single Input/Single Mode Single-cell Li-ion Battery Charger
  • SCDAS4F
    • Standard Recovery, High Current Center Tap and Doubler Rectifier Assemblies
Semtech SC4524A

Semtech SC4524A

28V 2A Step-Down Switching Regulator

The SC4524A is a constant frequency peak current-mode step-down switching regulator capable of producing 2A output current from an input ranging from 3V to 28V. The switching frequency of the SC4524A is programmable up to 2MHz, allowing the use of small inductors and ceramic capacitors for miniaturization, and high input/output conversion ratio.

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Features


  • Wide input range: 3V to 28V
  • 2A Output Current
  • 200kHz to 2MHz Programmable Frequency
  • Precision 1 V 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

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

  • SC4524ASETRT: Lead-Free, RoHS and WEEE Compliant, 2500 pcs.Tape & Reel