PWM Controllers
  • SC1102
  • Synchronous Voltage-Mode Controller for Distributed Power-Supply Applications
  • SC1103
  • Asynchronous Voltage-Mode PWM Controller for 12 V Input
  • SC1104A
  • Not Recommended For New Designs
  • SC1104B
  • Simple, Synchronous Voltage-Mode PWM Controller
  • SC1109
  • Synchronous PWM Controller With Dual Low-Dropout Regulator Controllers
  • SC1110
  • Sink and Source DC/DC Controller For Termination Power Supply Applications
  • SC1116
  • Linear FET Controller for DDR Supplies
  • SC1175
  • Low-Power Dual Synchronous DC/DC Controller with Current-Sharing Circuitry
Semtech SC2621

Semtech SC2621

500 kHz Voltage-Mode PWM Controller With Linear Power Regulator

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  • 500 kHz switching frequency
  • 4 V to 16 V power rails
  • Internal LDO for optimum gate drive voltage
  • 1.5 A gate drive current
  • Programmable output voltages
  • Internal soft start
  • Power rail under-voltage lockout
  • Hiccup-mode short circuit protection
  • SOIC-14 package


  • Graphics processor power supplies on PCI-Express platform
  • Embedded, low-cost, high-efficiency converters
  • Point-of-load power supplies



Order Codes

  • SC2621IMLTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
  • SC2621STRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
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