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 SC2643VX

Semtech SC2643VX

Combi-Sense™ Multi-Platform Multi-Phase PWM Controller

Add to Watch List

Obsolete - this device is no longer available. Datasheet is for information purposes only.

Features


  • VRD/VRM 10.X, VRM 9.X, and K-8 compliant
  • Core voltage set point accuracy 0.5%
  • Combi-Sense™ current-mode control
  • Intrinsic phase current matching
  • Fast transient responses
  • Active droop with temperature compensation to meet load line slope
  • Support VID-on-fly with 5-bit or 6-bit VID
  • Enable function for power sequencing
  • Cycle-by-cycle peak current limit
  • Intelligent over-current shut-down
  • Over-voltage protection when using Semtech Combi-Sense™ driver
  • Under-voltage protection built in
  • External programmable soft-start
  • Externally programmable switching frequency (up to 2.8 MHz output voltage ripple frequency)
  • 2-phase, 3-phase, or 4-phase configurations
  • 24-pin SOIC or TSSOP package

Applications


  • Voltage regulator VRD/VRM 10.X
  • Voltage regulator VRM 9.X
  • Voltage regulator K-8
  • High-current, low-voltage step-down DC/DC converters

Packaging

TSSOP-24

Order Codes

  • SC2643VXTSTR: Package Minimum Tape & Reel Only
  • SC2643VXTSTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
 
- Close -
Add Product to Watch List

Please login to the mySemtech member site to add products to your personal Watch List.

If you're not registered for mySemtech, please Register now. mySemtech member benefits include pre-filled forms for quick and easy online ordering, technical support, new product information and more.