AUIRF6218S

Single FETs, MOSFETs Overview

The AUIRF6218S is an automotive-grade P-channel HEXFET power MOSFET manufactured by Infineon Technologies. It features a D2-Pak (TO-263AB) package and utilizes advanced planar technology to achieve low on-resistance per silicon area. The device supports continuous drain currents of -27A at 25°C case temperature and handles pulsed currents up to -110A. Key electrical parameters include a maximum RDS(on) of 150mΩ, a breakdown voltage of -150V, and a junction temperature range of -55°C to +175°C. It is fully avalanche rated with single pulse energy capability of 210mJ.

Single FETs, MOSFETs Feature Summary

• Automotive qualified according to AEC-Q101 standards for high reliability in vehicle applications
• Fully avalanche rated allowing repetitive avalanche operation up to the maximum junction temperature
• Fast switching characteristics combined with ruggedized HEXFET design for efficient power control
• Advanced planar technology provides low on-resistance within a compact footprint

Single FETs, MOSFETs Applications

• Automotive load switch applications
• High-side power switching circuits
• DC-DC converter topologies requiring robust body diode performance
• General purpose power management in automotive electronics

Single FETs, MOSFETs Procurement Notes

Verify that the specific orderable part number matches the required package variant, as the datasheet lists both tube and tape-and-reel forms. Confirm compliance with RoHS directives and ensure storage conditions adhere to the specified Moisture Sensitivity Level 1 classification to prevent package damage during soldering processes.

Single FETs, MOSFETs Selection Notes

Select this component when designing automotive systems requiring a P-channel solution with high current handling capabilities and proven ruggedness. The wide operating temperature range and avalanche rating make it suitable for harsh environments where transient overvoltages or inductive loads are present. Ensure gate drive voltages remain within the specified limits to maintain optimal on-state resistance.

Single FETs, MOSFETs Part Context

This device belongs to the HEXFET family of power MOSFETs from Infineon Technologies. It represents the automotive-grade extension of industrial components, offering enhanced qualification standards while maintaining similar electrical performance profiles. The product line focuses on providing reliable power switching solutions for demanding transportation and industrial sectors.

Single FETs, MOSFETs Replacement Considerations

The AUIRF6218L serves as the pin-compatible alternative utilizing the TO-262 package instead of the D2-Pak form factor. Designers must verify thermal dissipation requirements and PCB footprint compatibility when substituting between these two package types.