AUIRL7732S2TR

Single FETs, MOSFETs Overview

The AUIRL7732S2TR is an automotive-grade N-channel Power MOSFET utilizing DirectFET® SC packaging. It features a 40V drain-source voltage rating and a maximum on-resistance of 6.6mΩ at VGS=10V. The device supports a continuous drain current of 58A at 25°C case temperature and operates up to a junction temperature of 175°C. Key electrical parameters include a typical gate charge of 22nC, a threshold voltage range of 1.0V to 2.5V, and a pulsed drain current capability of 230A.

Single FETs, MOSFETs Feature Summary

• Advanced DirectFET® packaging provides dual-sided cooling for high thermal transfer efficiency in automotive power systems.
• Optimized for high-frequency DC-DC converters, motor drives, and heavy-load applications on ICE, HEV, and EV platforms.
• Features low parasitic parameters and exceptionally small footprint with a 0.7mm profile.
• Includes repetitive avalanche capability for enhanced robustness and reliability under harsh conditions.

Single FETs, MOSFETs Applications

• Automotive DC-DC converters
• Motor drive circuits
• Heavy load applications on ICE, HEV, and EV platforms

Single FETs, MOSFETs Procurement Notes

Verify the specific ordering suffix 'TR' corresponds to the standard tape and reel quantity of 4800 units as documented. Confirm that the component meets the required Automotive qualification standards per AEC-Q101 before integration into safety-critical designs. Ensure assembly processes adhere to application note AN-1035 regarding stencil and substrate designs for DirectFET® packages.

Single FETs, MOSFETs Selection Notes

Select this component when system requirements demand low on-state resistance combined with minimal gate charge for high-efficiency switching. The 40V rating suits low-voltage automotive architectures. Consider the Dual-Sided Cooling capability if thermal management constraints are tight. Verify compatibility with existing layout geometries and soldering techniques compatible with the DirectFET® SC outline.

Single FETs, MOSFETs Part Context

This part belongs to Infineon's automotive DirectFET® power MOSFET portfolio, designed to replace larger footprints like SO-8 while maintaining or improving performance. It utilizes advanced HEXFET® silicon technology integrated into a compact Small Size Can package. The product line targets high power density requirements in modern vehicle electrification systems.

Single FETs, MOSFETs Replacement Considerations

The datasheet notes that the AUIRL7732S2 can be utilized together with the AUIRL7736M2 as a control/sync MOSFET pair in a buck converter topology. No other direct substitute part numbers are explicitly confirmed in the provided documentation.

Single FETs, MOSFETs FAQ

What is the maximum operating junction temperature?

The maximum operating junction temperature is 175°C.

Does the AUIRL7732S2 support dual-sided cooling?

Yes, the DirectFET® package allows dual-sided cooling to maximize thermal transfer.

What is the typical total gate charge (Qg)?

The typical total gate charge is 22nC.