Switching Regulators
  • SC120
    • Low Voltage Synchronous Boost Converter
  • SC183C
    • 2.5MHz, 2A Synchronous Step-Down Switching Regulator
  • SC189
    • 2.5MHz, 1.5A Synchronous Step Down Switching Regulator in MLPD2X2
  • SC417
    • 10A Integrated FET Regulator with Programmable LDO and Selectable Ultrasonic Power-Save
  • SC427
    • 10A Integrated FET Regulator with Programmable LDO and Selectable Regular Power-Save
  • SC561
    • Dual Output Low Noise LDO Linear Regulator
  • SC810
    • Single Input/Single Mode Single-cell Li-ion Battery Charger
  • SCDAS4F
    • Standard Recovery, High Current Center Tap and Doubler Rectifier Assemblies
Semtech SC198

Semtech SC198

Dual DC-DC Buck Converter with High Current Capability

The SC198 is a high-efficiency, dual synchronous buck converter designed for use in low power applications. Each converter is capable of supplying up to 600mA of average current at one of eight programmable output voltages commonly used as microprocessor supply voltages.

Features

  • Dual buck converters with independent control
  • High efficiency - over 90% peak
  • 8 programmable output voltages
  • Input voltage range between 2.7V to 5.5V
  • Fixed-frequency operation - 1MHz
  • Optional SYNC clock input
  • Optional power-save under light-load conditions
  • Shutdown current <1μA
  • Soft-start to limit in-rush current
  • 4mm x 4mm MLPQ package

Applications

  • Mobile Phones
  • Cordless Phones
  • MP3 Players
  • Digital Cameras
  • PDAs
  • Single Li-ion Cell or (3) NiMH/NiCd Cell Devices
  • Digital Multimedia Broadcast (DMB) Devices
  • Portable Gaming Systems

Packaging

MLPQ-20

Order Codes

  • SC198MLTRT: Lead-Free, RoHS and WEEE Compliant, 3000 pcs.Tape & Reel