AUIRFR4615

Single FETs, MOSFETs Overview

The AUIRFR4615 is an automotive-grade, single N-channel enhancement mode power MOSFET from Infineon Technologies. It utilizes HEXFET technology to deliver a drain-source voltage (Vds) of 150 V and a continuous drain current (Id) of 33 A at 25°C. The device features a maximum on-resistance (Rds(on)) of 42 mΩ at Vgs = 10 V. Designed for robust performance, it supports junction temperatures up to +175°C and meets AEC-Q100 qualification standards. The component is housed in a DPAK-3 (TO-252-3) surface-mount package.

Single FETs, MOSFETs Feature Summary

• Automotive qualification compliant with AEC-Q100 standards
• Enhanced gate, avalanche, and dynamic dV/dt robustness
• Fully characterized avalanche safe operating area (SOA)
• HEXFET technology optimized for low on-resistance

Single FETs, MOSFETs Applications

• High-efficiency synchronous rectification circuits
• Uninterruptible Power Supply (UPS) systems
• Motor drive controllers and inverters
• Hard-switching high-frequency power circuits

Single FETs, MOSFETs Procurement Notes

Verify the specific suffix of the part number against official documentation, as variations may indicate different packaging or temperature ratings. Confirm current production status, as certain variants within this series may be subject to obsolescence notices. Ensure that the selected component matches the required automotive grade specifications for the target application environment.

Single FETs, MOSFETs Selection Notes

Select this component for applications requiring high reliability in harsh automotive environments. The 150V rating suits various bus voltages, while the low Rds(on) minimizes conduction losses. Consider thermal management requirements given the 144 W power dissipation capability. Verify compatibility with standard logic-level gate drivers if lower Vgs operation is intended.

Single FETs, MOSFETs Part Context

This device belongs to the HEXFET family of power MOSFETs, designed for general-purpose switching and power management. It represents a standard solution for medium-voltage, high-current applications where automotive durability is required. The TO-252 package provides a balance between thermal performance and compact footprint for PCB mounting.

Single FETs, MOSFETs Replacement Considerations

Direct pin-compatible alternatives include IRFR4615TRLPBF and IRFU4615PBF. Cross-reference electrical parameters such as Rds(on) and Id ratings when substituting. Ensure any replacement also meets AEC-Q100 requirements if the application mandates automotive certification.