IR3448MTRPBF - Infineon Technologies

Manufacturer Part Number

IR3448MTRPBF

Manufacturer

Infineon Technologies

Introduction

The IR3448MTRPBF is a highly integrated SupIRBuck single output step-down voltage regulator.

Product Features and Performance

High-efficiency synchronous buck regulator

Wide input voltage range of 5V to 21V

Adjustable output voltage from 0.6V up to 18.06V

Capable of delivering 16A of continuous output current

Supports frequency switching from 300kHz to 1.5MHz

Integrated Synchronous Rectifier for improved efficiency

Over-temperature and over-current protection

Product Advantages

Highly efficient power conversion

Integrated Mosfets reduce external component count

Adjustable switching frequency for flexible design

Compact 35-PQFN (5x6) package saves board space

Key Technical Parameters

Function: Step-Down

Topology: Buck

Output Configuration: Positive

Number of Outputs: 1

Voltage - Input (Min): 5V

Voltage - Input (Max): 21V

Voltage - Output (Min/Fixed): 0.6V

Voltage - Output (Max): 18.06V

Current - Output: 16A

Frequency - Switching: 300kHz to 1.5MHz

Operating Temperature: -40°C to 125°C (TJ)

Quality and Safety Features

Built-in thermal shutdown

Under-voltage lockout (UVLO)

Over-current protection (OCP)

Pre-biased startup capability

Compatibility

Compatible with a broad range of output capacitors

Application Areas

Servers

Telecom and Networking

Distributed Power Systems

Intermediate Bus Architectures

Product Lifecycle

Product Status: Obsolete

End of Life announced with potential alternatives available

Several Key Reasons to Choose This Product

High current output capability for power-intensive applications

Wide input voltage suitable for various systems

Flexible design options owing to adjustable output and switching frequency

Integrated safety features ensure reliable operation

Highly efficient design aids in thermal management

Space-saving due to compact package design