MC33FS8435G0KSR2

Power Management - Specialized Overview

The MC33FS8435G0KSR2 is an automotive, functionally safe multi-output power supply integrated circuit from the FS8400 series. It features a DC maximum input voltage of 60V and operates within a temperature range of -40°C to +125°C. The device includes multiple switch-mode power supplies (SMPS) and linear regulators (LDOs), with an operating supply current of 15 mA. It utilizes a 56-pin HVQFN package and supports a 32-bit SPI interface with CRC for communication.

Power Management - Specialized Feature Summary

• Provides scalable power and safety concepts for ADAS sensor applications including camera, radar, and lidar systems.
• Achieves ASIL B safety level through independent safety monitoring devices and fail-safe outputs.
• Features programmable power sequencing and specific functions via one-time programmable (OTP) memory.
• Designed as a companion chip for S32 microcontrollers with low sleep current in shutdown mode.

Power Management - Specialized Applications

• ADAS domain controllers
• Automotive radar systems
• Automotive vision systems

Power Management - Specialized Procurement Notes

Verify that the ordering suffix matches the required package type, specifically noting that KS suffixes are recommended for new designs using HVQFN56 packages. Confirm RoHS compliance and AEC-Q100 qualification status directly from the manufacturer's documentation. Ensure the OTP configuration aligns with the target application requirements or standard pre-defined settings available in the datasheet.

Power Management - Specialized Selection Notes

Select this component for applications requiring ASIL B functional safety certification in automotive environments. It is suitable for powering S32 microcontrollers and associated sensors. Consider the FS8400 series scalability if future pin-to-pin compatibility with FS85 components is needed. Verify input voltage ranges and thermal performance against system constraints.

Power Management - Specialized Part Context

This part belongs to the NXP FS8400 family of Safety System Basis Chips (SBC). These ICs are developed following ISO26262 standards and are designed to enhance safety features in automotive electronic control units. The FS84 series complements S32 microcontrollers by providing robust power management and diagnostic capabilities.

Power Management - Specialized Replacement Considerations

Consult official NXP documentation for direct substitutes. The FS84 and FS85 families offer pin-to-pin and software compatibility. Verify specific electrical parameters and OTP configurations before substituting with other parts in the FS8400 series.

Power Management - Specialized FAQ

What safety level does the MC33FS8435G0KSR2 achieve?

It achieves ASIL B safety level through independent safety monitoring devices and fail-safe output configurations.

How is the device programmed for specific power sequences?

Power sequencing and specific functions are programmed using one-time programmable (OTP) memory, which can be customized or set to standard pre-defined values.