Switching Regulators
  • SC195F
  • 3.5MHz, 500mA Synchronous Step Down DC-DC Regulator
  • SC202F
  • 3.5MHz, 500mA Step-down Regulator with Integrated Inductor
  • SC21150
  • Tiny 1.2A Synchronous Buck Regulator
  • SC21152
  • Tiny 1.2A Synchronous Buck Regulator with Power Good
  • SC221
  • 20MHz, 650mA, X-EMI™-Enabled Synchronous Step-Down Regulator
  • SC284AQ
  • Dual Channel 2.5MHz, 1.7A Synchronous Buck Regulator
  • TS13101
  • Galvanic Isolated Latching 60V Power Load Switch
  • TS30011
  • High Efficiency 1A Current-Mode Synchronous Buck DC/DC Converter, 1MHz
Semtech SC4620

Semtech SC4620

Low Input Voltage, High Efficiency, 2.5A Integrated FET Synchronous Step down DC/DC Regulator

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The SC4620 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 2.5A continuous output current with the output voltage as low as 0.5 Volts.


  • VIN Range: 2.3 – 5.5V
  • 2.5A Continuous Output Current
  • Adjustable Output Voltage 0.5V to Vin
  • 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


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


MLPQ-20 4x4mm

Order Codes

  • SC4620MLTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape and Reel Only
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