MP2109

Dual 1.2MHz, 800mA Synchronous Step-Down Converter

MP2109

NOT RECOMMENDED FOR NEW DESIGNS

Dual 1.2MHz, 800mA Synchronous Step-Down Converter

MP2109 continues to be in production for existing customers. Please consider this alternative for new designs:

MP2149

Active

MP2149

Active

6V, 1A Dual Channel, 1MHz, Low Iq, PWM Sync Buck with High Efficiency and TSOT23-8 package

Features & Benefits

  • Dual 1A-Output Current
  • >93% Peak Efficiency
  • >80% Light-Load Efficiency
  • Wide 2.7V-to-6V Operating Input Range
  • 100mΩ and 40mΩ Internal Power MOSFET
  • 1MHz Fixed Switching Frequency
  • Adjustable Output from 0.608V to VIN
  • 180° Phase-Shifted Operation
  • 100% Duty-Cycle Operation
  • 45µA Quiescent Current
  • Cycle-by-Cycle Over-Current Protection
  • Short-Circuit Protection with Hiccup Mode
  • Thermal Shutdown
  • Available in an 8-pin TSOT23-8 Package

… and many more!

Active Part Numbers:

MP2109DQ-LF-P MP2109DQ-LF-Z MP2109DQ MP2109DQ-LF

Meaning of P & Z Show more

Design Resources

Symbol, Footprint & 3D Model
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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.