AUIRLS3114Z

Single FETs, MOSFETs Overview

The AUIRLS3114Z is a 40V N-channel HEXFET power MOSFET in a D2-Pak (TO-263AB) package. It features an ultra-low on-resistance of 4.9mΩ maximum at VGS=10V and supports continuous drain currents up to 56A (package limited). The device operates with junction temperatures up to 175°C, includes logic-level gate drive capability, and allows repetitive avalanche operation.

Single FETs, MOSFETs Feature Summary

• Automotive qualified per AEC-Q101 standards
• Enhanced dv/dt and di/dt capabilities for fast switching
• Logic level gate drive for efficient control
• Repetitive avalanche energy rating allowed up to Tjmax

Single FETs, MOSFETs Applications

• Automotive power distribution systems
• Low-side switching applications
• Motor control circuits
• High-efficiency DC-DC converters

Single FETs, MOSFETs Procurement Notes

Verify the specific ordering suffix required for your production needs. The standard tube packaging uses part number AUIRLS3114Z, while tape and reel options are available as AUIRLS3114ZTRL. Confirm moisture sensitivity level MSL1 compliance and RoHS status during procurement to ensure compatibility with assembly processes.

Single FETs, MOSFETs Selection Notes

Select this component when low conduction losses and high current handling are critical in automotive environments. The 40V rating suits 12V and 24V systems. Ensure thermal management accounts for the 1.05 K/W junction-to-case resistance. Logic-level drive simplifies gate driver selection compared to standard threshold devices.

Single FETs, MOSFETs Part Context

This device belongs to Infineon's HEXFET family, utilizing advanced trench process technology. It is designed specifically for robust automotive applications requiring high reliability. The D2-Pak package provides efficient heat dissipation for surface-mount implementations in space-constrained electronic control units.

Single FETs, MOSFETs Replacement Considerations

Direct substitutes include IRLS3114Z for non-automotive grades or other 40V D2-Pak MOSFETs with comparable RDS(on) and current ratings. Verify pinout compatibility and thermal characteristics before substitution. Automotive qualification requirements may restrict alternatives to other AEC-Q101 certified parts.