AUIRFS8405TRL

Single FETs, MOSFETs Overview

The AUIRFS8405TRL is an automotive-grade N-channel power MOSFET from Infineon Technologies, utilizing CoolIRFET technology. It features a 40V drain-source breakdown voltage and supports a continuous drain current of 123A. The device offers a low on-resistance of 2.6mΩ with a gate charge of 62nC. It operates within a temperature range of -55°C to +175°C and is housed in a DPAK-3 (TO-252-3) surface-mount package. This component holds AEC-Q101 qualification for automotive reliability.

Single FETs, MOSFETs Feature Summary

• Automotive qualified under AEC-Q101 standards for enhanced reliability
• Utilizes CoolIRFET advanced process technology for ultra-low on-resistance
• Supports high thermal performance with operation up to 175°C junction temperature
• Designed for fast switching applications with low gate charge characteristics

Single FETs, MOSFETs Applications

• Automotive power distribution systems
• High-side and low-side load switch circuits
• DC motor control applications
• General purpose power switching in automotive environments

Single FETs, MOSFETs Procurement Notes

Verify the specific manufacturer designation as Infineon Technologies, noting that International Rectifier was acquired by Infineon. Confirm the part status, as sources indicate this model may be discontinued or subject to supply restrictions. Ensure compatibility with the required DPAK-3 package dimensions and verify RoHS compliance documentation before finalizing procurement plans.

Single FETs, MOSFETs Selection Notes

Select this component when designing for automotive environments requiring robust N-channel switching at 40V. The low Rds(on) makes it suitable for high-current applications where efficiency is critical. Consider the DPAK-3 package for its balance of thermal dissipation and board space. Verify that the 123A current rating aligns with the specific thermal management capabilities of the target PCB layout.

Single FETs, MOSFETs Part Context

This part belongs to the COOLiRFET family of automotive MOSFETs designed by Infineon Technologies. These devices are engineered to provide superior performance in harsh automotive environments through advanced silicon processes. The series emphasizes low conduction losses and high thermal stability, catering to the stringent requirements of modern vehicle electrical architectures.

Single FETs, MOSFETs Replacement Considerations

Publicly confirmed substitute part numbers were not identified in the provided source material. Consult official Infineon selection guides or distributor databases for verified cross-references based on specific electrical and package requirements.