MC33FS4505NAER2

Power Management - Specialized Overview

The MC33FS4505NAER2 is an automotive-grade System Basis Chip (SBC) from the FS4500 series, designed for ASIL B applications. It integrates a linear 0.5 A Vcore regulator, CAN FD and LIN physical interfaces, and multiple LDOs. The device operates within a supply voltage range of 2.7 V to 40 V and supports output voltages from 1 V to 5 V. It features a 48-pin HLQFP package with exposed pad, operating between -40°C and +125°C ambient temperature.

Power Management - Specialized Feature Summary

• Integrates CAN FD and LIN transceivers compliant with ISO 11898-2 and LIN 2.2 standards
• Includes safety mechanisms such as critical analog parameter monitoring and a fail-safe state machine
• Provides flexible power management with dedicated regulators for MCU core, I/O, and sensors

Power Management - Specialized Applications

• Power Train systems
• ASIL B functional safety applications
• MCU system basis integration

Power Management - Specialized Procurement Notes

Verify the specific suffix 'NAE' against the official NXP datasheet to confirm pinout and feature set. Ensure the component meets ASIL B requirements for your target application. Confirm RoHS compliance status and check for any recent lifecycle notices regarding long-term availability before finalizing procurement plans.

Power Management - Specialized Selection Notes

Select this component when a combined power management and communication interface solution is required for automotive ECUs. It is suitable for designs needing integrated CAN FD and LIN capabilities alongside regulated power supplies for the microcontroller. Consider the thermal performance and package constraints associated with the 48-LQFP form factor.

Power Management - Specialized Part Context

This part belongs to the NXP FS4500 family of System Basis Chips, which are designed to reduce board space and complexity by integrating power regulation with serial peripheral interfaces. The FS4500 series targets automotive applications requiring high reliability and functional safety certification.

Power Management - Specialized Replacement Considerations

Consult the FS4500 product comparison table in the official datasheet for verified superseding parts or alternative variants within the same family that may offer different current ratings or interface configurations.