AUIRFR4105TRL

Single FETs, MOSFETs Overview

The AUIRFR4105TRL is an automotive-grade N-channel HEXFET power MOSFET manufactured by Infineon Technologies. It utilizes advanced planar technology to achieve a maximum drain-to-source on-resistance of 45 mΩ at VGS = 10V and ID = 16A. The device supports a continuous drain current of 27A (silicon limited) or 20A (package limited) at TC = 25°C, with a pulsed drain current capability of 100A. It features a breakdown voltage of 55V and operates within a junction temperature range of -55°C to +175°C. The component is fully avalanche rated, supporting repetitive avalanche energy up to Tjmax.

Single FETs, MOSFETs Feature Summary

• Automotive qualified per AEC-Q101 standards for reliability in vehicle applications
• Advanced planar technology ensures low on-resistance per silicon area
• Fully avalanche rated with support for repetitive avalanche events up to maximum junction temperature
• Fast switching characteristics combined with dynamic dV/dt rating

Single FETs, MOSFETs Applications

• Automotive power switching circuits
• High-efficiency motor drive systems
• DC-DC converters requiring ruggedized design

Single FETs, MOSFETs Procurement Notes

Verify the specific ordering suffix 'TRL' corresponds to the Tape and Reel left form factor containing 3000 units per reel. Confirm that the package type matches the D-Pak (TO-252AA) outline provided in the datasheet. Ensure compliance with RoHS requirements and check for any specific automotive qualification documentation extensions if required for industrial use.

Single FETs, MOSFETs Selection Notes

Select this component when designing for automotive environments requiring high thermal stability up to 175°C. Consider the 45 mΩ on-resistance for conduction loss calculations at 16A. Evaluate the 68W power dissipation limit and 2.2°C/W junction-to-case thermal resistance for adequate heatsinking. Verify gate drive compatibility with the 34 nC total gate charge requirement.

Single FETs, MOSFETs Part Context

This part belongs to the HEXFET family of power MOSFETs from Infineon Technologies. It represents an automotive-grade variant designed specifically for rugged applications. The standard commercial equivalent is IRFR4105, while the tube version is AUIRFR4105. The TRL suffix indicates the tape and reel packaging format.

Single FETs, MOSFETs Replacement Considerations

IRFR4105TRPBF

Single FETs, MOSFETs FAQ

Is the AUIRFR4105TRL suitable for repetitive avalanche operation?

Yes, the device is fully avalanche rated and allows repetitive avalanche operation up to the maximum junction temperature.

What is the maximum continuous drain current for this MOSFET?

The maximum continuous drain current is 27A when limited by silicon characteristics at TC = 25°C, or 20A when limited by the package.