Regulators

Triple Output Step-Down Switching Regulator

A4490

Product Details

Top Features

  • Three buck converters in a single IC
  • Saves significant PCB space and component count vs single regulators
  • 4.5 to 34 V input voltage range
  • 550 kHz fixed frequency – stable with ceramic output capacitors
  • Multiphase switching reduces EMI and input supply stress
  • Independent control of each converter simplifies power sequencing
  • Power-on-reset flag with adjustable delay
  • Internal compensation
  • 4 × 4 mm QFN Package, small PCB footprint

Part Number Specifications and Availability

Design Tools

Technical Documentation