MC33FS8530A1KSR2

Power Management - Specialized Overview

The MC33FS8530A1KSR2 is a Safety Power Management IC from the FS8500 series, designed for automotive applications. It operates within an input voltage range of 5.1 V to 60 V and features a working supply voltage of 2.7 V to 40 V. The device supports an input current of 1.5 A with a working supply current of 15 mA. It is housed in an HVQFN-56 package (8 mm x 8 mm) and functions within a temperature range of -40°C to +125°C. This component serves as a fail-safe system basis chip compliant with ISO 26262 standards.

Power Management - Specialized Feature Summary

• Achieves ASIL D safety level through independent safety monitoring mechanisms
• Integrates multiple switch-mode power supplies and linear regulators for microcontroller support
• Features 32-bit SPI and IDC interfaces equipped with CRC verification
• Supports programmable power sequencing and specific functions via one-time programmable memory

Power Management - Specialized Applications

• Radar systems
• Vision systems
• ADAS Domain Controllers

Power Management - Specialized Procurement Notes

Verify the complete part number including the KS suffix configuration against official NXP documentation to ensure correct OTP programming and functional alignment. Confirm that the HVQFN-56 package dimensions match the target PCB footprint requirements. Ensure compliance with ISO 26262 standards is documented for the specific application environment. Cross-reference the manufacturing date code with project timelines to avoid obsolescence risks during production phases.

Power Management - Specialized Selection Notes

Select this component for high-integrity automotive domains requiring ASIL D compliance. It is suitable for designs needing robust power management for S32 microcontrollers. Consider the 60V input tolerance for truck and heavy-duty vehicle markets. Evaluate the low sleep current capability if battery drain minimization is critical. Verify software compatibility with existing MCU architectures before finalizing the design.

Power Management - Specialized Part Context

This device belongs to the FS8500 family of System Basis Chips, developed following ISO 26262 standards and meeting AEC-Q100 requirements. It offers scalability within the FS84 and FS85 series, maintaining pin-to-pin and software compatibility across the family. The FS85 series integrates enhanced safety features and fault-safe outputs, providing a comprehensive solution for complex automotive electronic control units.

Power Management - Specialized Replacement Considerations

NXP recommends using parts with the KS suffix, such as MC3xFS85xxKS, for new designs. These variants are fully integrated into the safety system architecture. Check for pin-to-pin compatibility with existing FS84 or FS85 components if migrating from previous generations.