AUIR3330S

Overview

The AUIR3330S is a high-side power switch IC from Infineon Technologies, designed for surface-mount installation in the D2PAK package with seven pins. It delivers a rated power of 2.5W and features an on-resistance of 3.5 mΩ at 25°C. The device operates within a temperature range of -40°C to +150°C and complies with the AEC-Q100 automotive standard.

Feature Summary

• High-side power switching capability
• Automotive grade reliability certification
• Surface mount D2PAK packaging

Applications

Procurement Notes

Verify the specific datasheet revision and ordering suffixes directly with Infineon or authorized distributors. Confirm that the D2PAK-7 footprint matches your PCB design requirements. Ensure compliance with current RoHS directives and check for any end-of-life notices before finalizing procurement plans.

Selection Notes

Select this component when a robust high-side switch with low on-resistance is required for automotive applications. Consider the thermal performance limits defined by the 2.5W rating and the operating temperature range. Verify compatibility with system voltage levels and ensure the D2PAK package fits the mechanical constraints of the assembly.

Part Context

This part belongs to Infineon's portfolio of power management solutions tailored for the automotive sector. It integrates protection features suitable for demanding environments, aligning with industry standards for vehicle electronics. The component supports reliable operation under varying thermal conditions typical in automotive chassis systems.

Replacement Considerations

No public confirmed substitute part numbers are available.