PWM Controllers
  • SC418
    • EcoSpeed™ DC-DC Buck Controller with Programmable LDO
  • SC419
    • Single Phase DC-DC Converter with Integrated Boost Diode
  • SC454
    • Single-Phase Single Chip IMVP-6/6+ Vcore Power Supply
  • SC493
    • EcoSpeed™ Step-down Controller with I2C Interface
  • SC4614
    • 500kHz Voltage Mode PWM Controller
  • SC4612
    • Wide Input Range High Performance Synchronous Buck Switching Controller
  • SC4608
    • Not Recommended For New Designs, Consult Factory
  • SC561
    • Dual Output Low Noise LDO Linear Regulator
  • SC810
    • Single Input/Single Mode Single-cell Li-ion Battery Charger
  • SC658
    • Charge Pump LED Driver for 4BL + SemPulse Interface
Semtech SC4614

Semtech SC4614

500kHz Voltage Mode PWM Controller

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