AUIRF1404ZS

Single FETs, MOSFETs Overview

The AUIRF1404ZS is an automotive-grade N-channel HEXFET power MOSFET manufactured by Infineon Technologies. It features a 40V drain-source voltage rating and a continuous drain current of 160A to 180A, depending on the specific datasheet reference. The device exhibits a maximum on-resistance of 3.7mΩ at 10V gate drive. Packaged in a lead-free D2PAK (TO-263AB) surface-mount housing, it supports junction temperatures up to +175°C and includes an integrated body diode.

Single FETs, MOSFETs Feature Summary

• Automotive qualification compliant with AEC-Q101 standards for high reliability
• Advanced planar trench technology designed for low conduction losses
• Integrated fast-recovery body diode for efficient switching applications

Single FETs, MOSFETs Applications

• Automotive DC-DC converter circuits
• Motor control systems
• Power supply output stages

Single FETs, MOSFETs Procurement Notes

Verify the component's authenticity through authorized distribution channels or direct manufacturer verification. Confirm that the marking code matches the official Infineon specifications for the AUI prefix. Ensure the package type corresponds to the TO-263AB form factor. Check for RoHS compliance documentation if required by your manufacturing process. Validate the date code against current production status.

Single FETs, MOSFETs Selection Notes

Select this component when designing for automotive environments requiring robust thermal performance and high current handling capabilities. The low on-resistance minimizes heat generation during continuous operation. Consider the D2PAK package for its balance of thermal dissipation and board space efficiency. Ensure the gate drive voltage aligns with the specified threshold characteristics for optimal switching performance.

Single FETs, MOSFETs Part Context

This part belongs to the Infineon HEXFET family, known for high-performance power switching solutions. The 'AU' prefix indicates automotive grade qualification, distinguishing it from standard industrial variants. It represents a continuation of International Rectifier's legacy in power semiconductor innovation following the company's acquisition by Infineon Technologies.

Single FETs, MOSFETs Replacement Considerations

Consult official Infineon replacement guides for verified substitutes. Cross-reference parameters such as Rds(on), Vds, and package dimensions before substitution.