SC4624A: Low Input Voltage, High Efficiency, 4A Integrated FET Synchronous Step down DC/DC Regulator

The SC4624A is a highly integrated synchronous step-down DC/DC regulator designed for low input voltage range of 2.3V to 5.5 Volts. It can deliver 4A continuous output current with the output voltage as low as 0.5 Volts.


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Features

  • VIN Range: 2.3 – 5.5V
  • 4A Continuous Output Current
  • Adjustable Output Voltage 0.5V to Vin
  • Low RDS(ON) integrated FETs: 75mΩ and 47mΩ
  • Up to 95% Efficiency
  • Synchronizable and Programmable Frequency: 200kHz – 2MHz
  • Power Good Monitor
  • <1μA of Shutdown Current
  • Programmable Soft Start
  • Programmable Current Limit
  • Over Temperature protection
  • -40 to +85 °C Ambient Temperature Range
  • 4X4mm MLPQ-20 packages- WEEE and RoHS compliant

Diagrams

Typical Application Circuit

SC4624A - Typical Application Circuit

Click diagram to enlarge

Applications

  • Low Voltage Distributed DC-DC Converters
  • Telecommunication Power Supplies
  • Portable Equipment
  • xDSL

Packaging

4mm x 4mm MLPQ-20

Order Codes

  • SC4624AMLTRT: Lead-free, RoHS and WEEE compliant, 3000 pcs. Tape & Reel
Order Sample Button
Pb-Free/RoHS/WEEE Status

Related Documents

Datasheets