MAX6365HKA29+

Overview

The MAX6365HKA29+ is a low-power microprocessor supervisory circuit manufactured by Analog Devices Inc./Maxim Integrated. It operates within a supply voltage range of 1.6 V to 5.5 V and features a fixed threshold voltage of 2.9 V for monitoring input lines. The device provides an active high, open-drain reset output with a typical reset delay time of 280 ms. It includes battery backup functionality and chip-enable gating capabilities. The component is housed in an SOT-23-8 surface-mount package and supports operation across a temperature range of -40°C to +85°C.

Feature Summary

• Integrates battery backup switch and chip-enable gating for flexible system control
• Provides active high open-drain reset output for reliable signal interfacing
• Operates at ultra-low quiescent current suitable for power-sensitive applications

Applications

• Portable electronic devices requiring extended battery life
• Embedded systems with critical voltage monitoring needs
• Battery-powered instrumentation and measurement equipment

Procurement Notes

Verify the exact suffix and manufacturer specifications against official documentation before procurement. Confirm availability status as this component may be subject to discontinuation or limited supply constraints. Ensure compatibility with existing board layouts and thermal requirements during integration planning.

Selection Notes

Select this component when an active high reset signal is required alongside battery backup management. Consider the specific threshold voltage accuracy and operating temperature range relative to the target application environment. Evaluate the SOT-23-8 package dimensions against available PCB space constraints.

Part Context

This part belongs to the MAX6365 series of low-power supervisory circuits designed for microprocessor systems. It shares functional similarities with other variants in the family but differs in output polarity and specific threshold settings. The HKA29 designation indicates the specific pinout configuration and voltage threshold parameters defined by the manufacturer.

Replacement Considerations

MAX6365LKA29+T