MAX20481AATEC/VY+

Supervisors Overview

The MAX20481AATEC/VY+ is a 5-channel automotive system-on-chip (SoC) power monitor designed for ASIL-B compliance. It integrates five single-ended and two differential voltage-monitoring channels within a compact 16-pin SW-TQFN package. The device supports an input voltage range up to 36V with a minimum operating voltage of 2.7V. It features programmable thresholds, open-drain outputs, and a watchdog timer. Operating temperatures span from -40°C to +125°C, ensuring reliability in harsh automotive environments while providing comprehensive power system supervision.

Supervisors Feature Summary

• ASIL-B compliant automotive power-system monitoring
• Integrated single-ended and differential voltage sensing
• Programmable threshold detection capabilities
• Watchdog timer functionality for system safety

Supervisors Applications

• Automotive system-on-chip (SoC) power monitoring
• Advanced driver-assistance systems (ADAS) power supervision
• Infotainment system power management
• Body control module voltage monitoring

Supervisors Procurement Notes

Verify the specific suffix 'EC' against official Analog Devices documentation to confirm pinout and feature set accuracy. Confirm AEC-Q100 qualification status for your target application. Check current supply availability as automotive components may have restricted stock. Ensure the 16-SW-TQFN package dimensions match your PCB layout requirements before finalizing procurement.

Supervisors Selection Notes

Select this component when ASIL-B functional safety certification is required for power monitoring. Choose the MAX20481 over standard monitors if differential voltage sensing is necessary alongside single-ended channels. Verify that the 36V maximum input rating aligns with the vehicle's electrical architecture. Consider the compact 16-pin package size for space-constrained automotive PCB designs requiring high channel density.

Supervisors Part Context

This part belongs to the Maxim Integrated automotive power monitor family, specifically engineered for complex SoC architectures. It addresses the need for integrated supervision in modern vehicles where multiple voltage rails require simultaneous monitoring. The device consolidates functions typically handled by discrete components into a single silicon solution, reducing board space and design complexity for automotive OEMs.

Supervisors Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Consult Analog Devices technical support for qualified alternatives or cross-reference options based on specific pinout and electrical parameter compatibility requirements.

Supervisors FAQ

What is the maximum input voltage supported by the MAX20481AATEC/VY+?

The device supports a maximum input voltage of 36V.

Does the MAX20481AATEC/VY+ include differential voltage monitoring channels?

Yes, it includes two differential voltage-monitoring channels in addition to five single-ended channels.

What is the functional safety rating of this component?

The MAX20481AATEC/VY+ is designed to be ASIL-B compliant.