MAX20481CATEA/VY+T

Supervisors Overview

The MAX20481CATEA/VY+T is a 5-channel automotive system-on-chip (SOC) power supervisor designed for high-accuracy voltage monitoring. It features an integrated microcontroller unit (MCU) and supports multiple configurable voltage thresholds. The device operates within a temperature range of -40°C to 125°C and is qualified under AEC-Q100 standards. It utilizes a 16-SW-TQFN package with exposed pad for efficient thermal performance and compact board space utilization in automotive applications.

Supervisors Feature Summary

• Integrates a dedicated MCU alongside supervisory circuits for enhanced system control and monitoring capabilities
• Provides five independent voltage supervision channels with configurable threshold levels
• Features open-drain or open-collector outputs for flexible interfacing with various logic families
• Automotive-grade qualification ensuring reliability in harsh environmental conditions

Supervisors Applications

• Automotive system-on-chip power management
• Multi-rail voltage supervision in vehicle electronics
• Engine control units requiring precise power monitoring
• Infotainment systems with complex power sequencing needs

Supervisors Procurement Notes

Verify the specific suffix 'VY+' against the manufacturer's latest datasheet to confirm pinout and electrical characteristics match your design requirements. Ensure compatibility with your PCB footprint, specifically the 16-SW-TQFN(3x3) package dimensions. Confirm that the open-drain output configuration aligns with your downstream logic voltage levels. Check for any recent obsolescence notices or lifecycle status updates from Analog Devices before finalizing procurement plans.

Supervisors Selection Notes

Select this component when a combined supervisory and MCU solution is required for automotive SOC applications. It is suitable for designs needing multiple voltage rails monitored simultaneously with high accuracy. Consider the thermal performance of the exposed pad package if operating at high ambient temperatures. Verify that the available current drive capability of the open-drain outputs meets the pull-up requirements of your system bus.

Supervisors Part Context

This part belongs to the MAX2048x family of automotive power supervisors. These devices are engineered to provide robust protection and monitoring for critical automotive systems. The integration of an MCU allows for advanced fault handling and system state management beyond simple voltage threshold detection. This family targets the growing demand for intelligent power management in modern vehicles.

Supervisors Replacement Considerations

Check for direct pin-to-pin replacements within the MAX2048x series, such as the MAX20480 or MAX20482, depending on the required number of channels. Verify that any substitute maintains the same AEC-Q100 qualification and package type. Ensure the replacement offers equivalent or better accuracy and response times for your specific application constraints.