IR3447 Datasheet (International Rectifier) - Synchronous Buck Regulator

IR3447, Synchronous Buck Regulator

The IR3447 SupIRBuckTM is an easy-to-use, fully integrated and highly efficient DC/DC regulator.

The onboard PWM controller and MOSFETs make IR3447 a space-efficient solution, providing accurate power delivery for low output voltage and high current applications.

IR3447 is a versatile regulator whic

IR3447 Features

* Single 5V to 21V application

* Wide Input Voltage Range from 1.5V to 21V with external Vcc

* Output Voltage Range: 0.6V to 0.86

* PVin

* 0.5% accurate Reference Voltage

* Enhanced line/load regulation with Feed-Forward

* Programmable Switching Frequency up to 1.5MHz