AUIRLR3114Z

Single FETs, MOSFETs Overview

The AUIRLR3114Z is an automotive-grade N-channel HEXFET power MOSFET from Infineon Technologies, formerly International Rectifier. It features a 40V drain-source voltage rating and ultra-low on-resistance of 4.5mΩ (max) at VGS=10V. The device supports high current handling with a maximum continuous drain current of 130A at case temperature of 25°C. It utilizes trench technology for low gate charge and fast switching speeds. The component is housed in a TO-263 (D2PAK) surface-mount package, designed for robust performance in harsh automotive environments with a junction temperature range up to 175°C.

Single FETs, MOSFETs Feature Summary

• Automotive qualified reliability with extended thermal stability
• Ultra-low on-resistance optimized for high efficiency
• Trench MOSFET technology for fast switching performance

Single FETs, MOSFETs Applications

• Automotive power distribution systems
• Motor control applications
• High-side or low-side load switches

Single FETs, MOSFETs Procurement Notes

Verify the manufacturer designation as Infineon Technologies, which acquired International Rectifier. Confirm the specific suffix 'Z' indicates lead-free compliance and packaging details. Ensure the datasheet version matches the required automotive quality standards. Cross-reference the part number with official Infineon databases to confirm availability and exact electrical tolerances before procurement.

Single FETs, MOSFETs Selection Notes

Select this component for applications requiring low conduction losses and high current capacity in automotive settings. The 40V rating suits 12V and 24V vehicle electrical systems. Consider the thermal resistance and package type for heat dissipation requirements. Verify gate drive compatibility with the specified threshold voltages and total gate charge characteristics.

Single FETs, MOSFETs Part Context

This part belongs to the HEXFET family of power MOSFETs known for high performance. International Rectifier was acquired by Infineon Technologies, so documentation may reference either brand name. The AUIRLR series is specifically designed for automotive durability and efficiency.

Single FETs, MOSFETs Replacement Considerations

Check for direct equivalents such as IRLR3114 or IRL3714Z if available. Verify pinout compatibility and electrical parameter overlaps. Ensure any substitute meets the same automotive qualification standards and package dimensions.