AUIRF3504

Single FETs, MOSFETs Overview

The AUIRF3504 is an automotive-grade N-channel HEXFET power MOSFET manufactured by Infineon Technologies. It utilizes silicon technology and is housed in a TO-220AB package. The device features a drain-source breakdown voltage of 40 V, a continuous drain current of 87 A at 25°C case temperature, and a maximum on-resistance of 9.2 mΩ. It supports a gate-to-source voltage range of ±20 V and operates within a junction temperature range of -55°C to +175°C. The component meets AEC-Q101 qualification standards for automotive applications.

Single FETs, MOSFETs Feature Summary

• Automotive grade qualification compliant with AEC-Q101 standards
• HEXFET technology optimized for low on-resistance and fast switching
• Robust avalanche energy capability for unclamped inductive switching
• Enhanced body diode reverse recovery characteristics

Single FETs, MOSFETs Applications

• Automotive power distribution systems
• Motor control circuits
• High-side and low-side load switches
• DC-DC converter topologies

Single FETs, MOSFETs Procurement Notes

Verify the specific ordering suffix and packaging configuration against official Infineon documentation before procurement. Confirm that the component meets the required AEC-Q101 qualification level for your target application. Ensure thermal management designs account for the specified junction-to-case thermal resistance values under actual operating conditions.

Single FETs, MOSFETs Selection Notes

Select this component for applications requiring high current handling in a through-hole package. Evaluate the thermal performance based on the linear derating factor and safe operating area curves. Consider the gate charge requirements for driver selection to ensure optimal switching speeds. Verify compatibility with system voltage levels and transient protection needs.

Single FETs, MOSFETs Part Context

This part belongs to the HEXFET family of power MOSFETs designed for robust performance in demanding environments. The 'AU' prefix indicates automotive qualification, distinguishing it from standard industrial variants. It represents a balance between high current capacity and low conduction losses suitable for 40V systems.

Single FETs, MOSFETs Replacement Considerations

Consult official Infineon replacement guides for direct pin-compatible alternatives. Verify that any substitute maintains or exceeds the 40V rating, 87A current capacity, and AEC-Q101 qualification status. Check thermal resistance and package dimensions for mechanical fit.