MP2249

1MHz, 6V, 3A, Low-Voltage Synchronous Step-Down Converter

NRFND

MP2249

NOT RECOMMENDED FOR NEW DESIGNS

1MHz, 6V, 3A, Low-Voltage Synchronous Step-Down Converter

NRFND

MP2249 continues to be in production for existing customers. Please consider this alternative for new designs:

MP2143DJ-LF-Z

Active

MP2143DJ-LF-Z

Active

3A, 5.5V, 1.2MHz, 40µA Iq, COT Synchronous Step-Down Switcher

Features & Benefits

  • Wide 2.5V-to-5.5V Operating Input Range
  • Output Voltage as Low as 0.6V
  • 100% Duty Cycle in Dropout
  • Up to 3A Output Current
  • Low IQ: 40µA
  • 80mΩ and 40mΩ Internal Power MOSFET Switches
  • Default 1.2MHz Switching Frequency
  • EN and Power-Good for Power Sequencing
  • Cycle-by-Cycle Over-Current Protection
  • Auto Discharge at Power Off
  • Short-Circuit Protect with Hiccup Mode
  • Stable with Low-ESR Output Ceramic Capacitors
  • Available in a TSOT23-8 Package

… and many more!

Active Part Numbers:

MP2249DN-LF-P MP2249DN-LF-Z MP2249DQT-LF-P MP2249DQT-LF-Z MP2249DN-LF MP2249DQT-LF

Design Resources

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Cad Symbols Symbols (36)
Cad Footprints Footprint (34)
Cad 3D Models 3D Models (15)

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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.