MAX16998BAUA/V+T

Supervisors Overview

The MAX16998BAUA/V+T is an automotive-grade high-voltage watchdog timer manufactured by Analog Devices under the Maxim Integrated brand. It operates within a supply voltage range up to 40V and features an adjustable timeout delay for system monitoring. The device provides an open-drain reset output and includes a manual reset input for controlled system recovery. It is housed in an 8-pin uMAX package and is qualified to AEC-Q100 standards, ensuring reliability in harsh automotive environments with an operating temperature range from -40°C to +125°C.

Supervisors Feature Summary

• High-voltage operation capability supporting automotive electrical systems
• Adjustable watchdog timeout delay for flexible timing configurations
• AEC-Q100 qualification for automotive application reliability

Supervisors Applications

• Automotive electronic control unit (ECU) monitoring
• High-voltage system supervision in vehicle networks
• Watchdog timer implementation in automotive microcontrollers

Supervisors Procurement Notes

Verify the specific suffix 'V+' indicates lead-free compliance and RoHS adherence per manufacturer documentation. Confirm the 'BA' variant specifications against official datasheets to ensure compatibility with existing circuit designs. Check current availability status as distribution channels may list limited stock or end-of-life conditions. Ensure the uMAX-8 package footprint matches the PCB layout requirements before finalizing procurement orders.

Supervisors Selection Notes

Select this component when a high-voltage watchdog timer with adjustable timing is required for automotive applications. The AEC-Q100 qualification makes it suitable for strict automotive reliability standards. Consider the 40V maximum input rating to ensure compatibility with vehicle power rails. The open-drain output requires appropriate pull-up resistor selection for proper logic level interfacing with downstream processors.

Supervisors Part Context

This part belongs to the MAX16998A series of high-voltage watchdog timers designed for automotive use. It complements other Maxim Integrated PMICs by providing dedicated system supervision. The uMAX package offers a compact solution for space-constrained automotive boards. It serves as a critical safety component to detect software faults and trigger system resets.

Supervisors Replacement Considerations

Check for direct pin-compatible alternatives within the MAX16998 family. Verify if the MAX16998AAUA/V+T offers similar functionality with different fixed timing options. Ensure any substitute maintains AEC-Q100 qualification and high-voltage tolerance.