PWM Controllers
  • SC508A
    • EcoSpeed® DC-DC Buck Controller with Integrated LDO
  • SC508
    • EcoSpeed® DC-DC Buck Controller with Integrated LDO
  • SC493
    • EcoSpeed® Step-down Controller with I2C Interface
  • SC419
    • Single Phase DC-DC Converter with Integrated Boost Diode
  • SC418
    • EcoSpeed® DC-DC Buck Controller with Programmable LDO
  • SC4911
    • Bias/Primary Side PWM Controller with Ultra-Low Start-up Current
  • SC4910B
    • High-Performance Secondary Side Controller with Synchronous Rectifier
  • SC4910A
    • High-Performance Secondary Side Controller with Synchronous Rectifier
Semtech SC2642

Semtech SC2642

Multi-Platform Two-Phase PWM Controller

Features


  • VRD/VRM 10.0, 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 response
  • 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 SC1211
  • Under-voltage protection built in
  • Externally programmable soft start
  • Externally programmable switching frequency (up to 1 MHz output ripple frequency)
  • TSSOP-20 package

Applications


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

Packaging

TSSOP-20

Order Codes

  • SC2642TSTR: Package Minimum Tape & Reel Only