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 SC4614

Semtech SC4614

500kHz Voltage Mode PWM Controller

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The SC4614 is a high-speed, voltage mode PWM controller that provides the control and protection features necessary for a synchronous buck converter.

Features


  • 500kHz switching frequency
  • 4V to 18V power rails
  • 0.5V voltage reference for programmable output voltages
  • Internal LDO for optimum gate drive voltage
  • 1.5A gate drive current
  • Adaptive non-overlapping gate drives provide shoot-through protection for MOSFETs
  • Internal soft start
  • Hiccup mode short circuit protection
  • Power rail under voltage lockout
  • MSOP-10 package

Applications


  • Embedded, low cost, high efficiency converters
  • Point of load power supplies
  • Set top box power supplies
  • PDP/TFT TVs
  • Consumer electronics

Packaging

MSOP-10

Order Codes

  • SC4614MSTRT: Lead-free, RoHS and WEEE compliant, 2500 pcs. Tape & Reel
 
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