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 SC1185

Semtech SC1185

Programmable Synchronous DC/DC Converter, Dual LDO Controller

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The SC1185 combines a synchronous voltage mode controller with two low-dropout linear regulators providing most of the circuitry necessary to implement three DC/DC converters for powering advanced microprocessors such as Pentium® II .


  • Synchronous design, enables no-heatsink solution
  • 95% efficiency (switching section)
  • 5-bit DAC for output programmability
  • On-chip power-good function
  • Designed for Intel Pentium® II requirements
  • 1.5 V, 2.5 V @ 1.25% for linear section
  • 1.265 V ± 1.5% reference available
  • 24-lead SO package. Lead free option available. Lead free product is fully WEEE and RoHS compliant.


  • Pentium® II microprocessor supplies
  • Flexible motherboards
  • 1.3 V – 3.5 V microprocessor supplies
  • Programmable triple power supplies



Order Codes

  • SC1185CSW.TR: 1,000 pcs. Tape & Reel
  • SC1185CSW.TRT: Lead-Free, RoHS and WEEE Compliant, 1000 pcs. Tape & Reel Only
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