• SC1102
  • 同步电压模式控制器,用于分布式电源应用
  • SC1103
  • 异步电压模式PWM控制器,12 V输入。
  • SC1104A
  • Not Recommended For New Designs
  • SC1104B
  • 简单,同步电压模式PWM控制器
  • SC1109
  • 同步PWM控制器的双低压差稳压器控制器
  • SC1110
  • 接收器和源的直流/直流电源控制器终止应用程序
  • SC1116
  • 为DDR供应 Linear FET的线性控制器
  • SC1175
  • 低功耗双同步DC-DC控制器和电流共享电路
Semtech SC2646B

Semtech SC2646B

SC2646B,2, 3 or 4 Phase Combi-Sense™ PWM Controller


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


  • VRD/VRM10.X compliant
  • Core voltage set point accuracy 0.5%
  • Combi-Sense™ current mode control
  • Intrinsic phase current matching
  • Fast transient responses
  • Active droop to meet load line slope
  • Enable function for power sequencing
  • Cycle-by-cycle peak current limit
  • Intelligent over-current shutdown
  • Over-voltage protection when using Semtech Combi-Sense™ driver SC1211
  • Under-voltage protection built in
  • External programmable soft start
  • Externally programmable switching frequency
  • 2, 3, or 4-phase configurations
  • 24-pin TSSOP package


  • Voltage regulator VRD/VRM10.X
  • Voltage regulation modules
  • High-current, low-voltage step-down DC/DC converters



Order Codes

  • SC2646BTSTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
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