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 SC2516

Semtech SC2516

Complete Three-in-One DDR Power Solution With BF_CUT

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  • Uses latched BF_Cut from Intel® glue chip to control regulators
  • External VDDQ divider allows DDRI or DDRII compatibility
  • High-efficiency VDDQ switcher
  • External GMCH divider allows 1.5 V or 1.25 V programming
  • High-efficiency GMCH switcher supplies programmed output from the 5 V or 3.3 V rail
  • Single chip solution complies fully with ACPI power sequencing specifications
  • 1.8 A (min) VTT source/sink capability
  • High-current 1 Amp gate driver for VDDQ switcher
  • Independent thermal shutdown for VTT
  • Fast transient response
  • Space-saving 22-pin MLP package with copper thermal pad for heat-sinking to PC Board


  • Power solution for DDR memory per Intel® motherboard specification
  • High-speed data line termination



Order Codes

  • SC2516MLTR: Package Minimum Tape & Reel Only
  • SC2516MLTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
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