MP38115
Ultra low voltage, 4A, 5.5V Synchronous Step-Down Switching Regulator
NRFND

MP38115

NOT RECOMMENDED FOR NEW DESIGNS

Ultra low voltage, 4A, 5.5V Synchronous Step-Down Switching Regulator
NRFND

MP38115 continues to be in production for existing customers. Please consider this alternative for new designs:

MP2147GD-Z

Active

MP2147GD-Z

Active

5.5V, 4A, 1.2MHz High-Efficiency, 40uA Iq COT Step-Down Switcher with PG and mode selection

Features & Benefits

  • Up to 4A Output Current
  • Wide 2.8V-to-5.5V Operating Input Range
  • 22mΩ and 14mΩ Internal Power MOSFETs
  • 40µA Quiescent Current
  • 1.2MHz Fixed Switching Frequency
  • 1% Feedback Accuracy
  • External Mode Control
  • External VCON Control
  • Adjustable Output from 0.6V
  • 1.5ms Internal SS Time with Pre-Bias Startup
  • Cycle-by-Cycle Over Current Protection
  • Short Circuit Protection with Hiccup Mode
  • Stable with Low-ESR Output Ceramic Capacitors
  • Thermal Shutdown
  • Available in a 2mm×3mm QFN Package
  • Output Discharge Function

… and many more!

Active Part Numbers:

MP38115DQ-LF-P MP38115DQ-LF-Z

Design Resources

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Quality Policy, Certificates & Reliability Reports
All MPS parts are lead-free, halogen-free and adhere to the RoHS directive. See Environmental section for details.