AUIRL3705N

Single FETs, MOSFETs Overview

The AUIRL3705N is an automotive-grade, single N-channel power MOSFET from the Infineon HEXFET series. It features a maximum drain-source voltage of 55 V and a continuous drain current of 89 A at 25°C case temperature. The device exhibits a maximum on-resistance of 10 mΩ at 10 V gate drive and operates with a typical gate charge of 65.3 nC at 4.5 V. It utilizes a TO-220 package for through-hole mounting, supports a junction temperature up to 175 °C, and complies with RoHS standards.

Single FETs, MOSFETs Feature Summary

• Automotive-grade qualification suitable for demanding vehicle environments
• Logic-level gate threshold enabling efficient drive from standard logic interfaces
• Low on-resistance optimized for high-current conduction efficiency

Single FETs, MOSFETs Applications

• Automotive power distribution systems
• High-side or low-side switching in vehicle electronics
• Motor control applications requiring robust thermal performance

Single FETs, MOSFETs Procurement Notes

Verify component authenticity through authorized Infineon distributors or certified partners. Confirm that the specific batch meets automotive quality standards required for your application. Check for any obsolescence notices or lifecycle status updates directly from the manufacturer before finalizing procurement plans.

Single FETs, MOSFETs Selection Notes

Select this component when automotive reliability and high current handling are prioritized over surface-mount convenience. Ensure the design accommodates the through-hole TO-220 footprint and provides adequate heatsinking to manage thermal dissipation within the specified junction temperature limits.

Single FETs, MOSFETs Part Context

This part belongs to the HEXFET family of power MOSFETs, specifically tailored for automotive markets. It shares core electrical characteristics with non-automotive variants like the IRL3705N but includes enhanced testing and documentation to meet automotive industry requirements for longevity and consistency under varying environmental conditions.

Single FETs, MOSFETs Replacement Considerations

Direct functional substitutes include the IRL3705N for general industrial use, though automotive qualification differences must be evaluated. For surface-mount needs, consider the IRLR3705Z, noting the package change from TO-220 to DPAK.