AUIRF7759L2TR

Single FETs, MOSFETs Overview

The AUIRF7759L2TR is a single N-channel power MOSFET manufactured by Infineon Technologies, utilizing silicon technology and the DirectFET-L8 surface-mount package. It features a drain-source breakdown voltage of 75 V and a continuous drain current rating of 26 A at ambient temperature, with thermal dissipation capabilities up to 125 W at case temperature. The device exhibits a maximum on-resistance of 3.3 mΩ at 10 V gate drive and a typical gate charge of 300 nC. Designed for automotive environments, it holds AEC-Q101 qualification and operates within a junction temperature range of -55 °C to +175 °C.

Single FETs, MOSFETs Feature Summary

• Automotive-grade reliability certified under AEC-Q101 standards for harsh environment operation
• DirectFET-L8 package design providing low thermal resistance and high current handling capability
• Enhancement-mode N-channel construction optimized for efficient switching performance

Single FETs, MOSFETs Applications

• On-board charging systems in electric vehicles
• DC-DC converter modules for automotive power distribution
• Motor control circuits requiring robust thermal management

Single FETs, MOSFETs Procurement Notes

Verify the specific suffix 'L2' against official Infineon documentation to confirm pinout compatibility and electrical tolerances. Ensure the component meets the required AEC-Q101 grade specifications for your target application. Cross-reference the DirectFET-L8 package dimensions with your PCB layout guidelines to ensure proper mounting and thermal relief requirements are satisfied before finalizing procurement orders.

Single FETs, MOSFETs Selection Notes

Select this component when a 75 V rated N-channel MOSFET is required for automotive applications demanding high current density. The DirectFET-L8 package offers superior thermal performance compared to traditional packages. Consider the 3.3 mΩ on-resistance and 300 nC gate charge for balancing conduction losses against switching efficiency in DC-DC conversion or motor drive topologies operating within the specified temperature range.

Single FETs, MOSFETs Part Context

This part belongs to Infineon's StrongIRFET family, specifically designed for automotive power electronics. The DirectFET technology integrates the die directly onto the substrate to minimize parasitic inductance and thermal resistance. This series supports the industry shift toward higher voltage architectures in electric vehicles while maintaining compact form factors for space-constrained designs.

Single FETs, MOSFETs Replacement Considerations

The IRF7759L2TR1PBF is listed as a discontinued alternative with identical specifications. Verify if the 'A' prefix (automotive grade) is strictly required over the standard industrial variant.