AUIRFS3307Z

Single FETs, MOSFETs Overview

The AUIRFS3307Z is an automotive-grade, single N-channel power MOSFET from Infineon Technologies. It utilizes StrongIRFET technology and is housed in a D2PAK surface-mount package. The device supports a maximum drain-source voltage of 75V and operates with a junction temperature range up to 175°C. Key electrical characteristics include a maximum on-resistance of 5.8 mΩ at 10V gate drive, a continuous drain current rating of 128A at 25°C, and a total power dissipation capability of 230W. Gate charge parameters are specified with a typical value of 79 nC at 10V.

Single FETs, MOSFETs Feature Summary

• Automotive qualification ensuring reliability for harsh operating environments
• StrongIRFET technology enabling low conduction losses and high efficiency
• Extended thermal performance supporting operation up to 175°C junction temperature

Single FETs, MOSFETs Applications

• Automotive DC-DC converters
• Motor control circuits
• Power distribution systems

Single FETs, MOSFETs Procurement Notes

Verify the specific ordering part number against the official Infineon database to ensure correct package variant and tape-and-reel specifications. Confirm that the component meets the required automotive quality standards for the target application environment. Cross-reference datasheet revisions to ensure compatibility with existing design constraints and regulatory requirements.

Single FETs, MOSFETs Selection Notes

Select this component when designing circuits requiring robust automotive-grade N-channel switching with moderate voltage ratings. The D2PAK package offers a balance between thermal management and board space efficiency. Ensure the gate drive circuitry can support the specified threshold voltage range and provide sufficient current for the stated gate charge values during switching transitions.

Single FETs, MOSFETs Part Context

This part belongs to Infineon's StrongIRFET family, which integrates advanced trench gate technologies optimized for low on-resistance. The 'AU' prefix indicates automotive grade qualification, distinguishing it from standard industrial variants. It complements other 75V devices in the portfolio by providing a surface-mount solution suitable for automated assembly processes.

Single FETs, MOSFETs Replacement Considerations

Check for direct pin-compatible alternatives within the IRFB3307 series or newer OptiMOS generations. Verify that any substitute maintains identical thermal resistance and avalanche energy ratings to preserve system safety margins.