MAX6348UR40+

Overview

The MAX6348UR40+T is a voltage supervisory circuit manufactured by Analog Devices Inc./Maxim Integrated, designed for ultra-low-power applications. It features an active low, open-drain output and monitors a single input with a threshold voltage of 4.0 V. The device operates within a supply voltage range up to 5.5 V and includes a reset delay time of 280 ms. It functions reliably across a temperature range from -40°C to +85°C, consuming only 500 nA of operating current. The component is housed in a compact SOT-23-3 package.

Feature Summary

• Ultra-low power consumption suitable for battery-operated systems
• Active low open-drain output configuration
• Compact three-pin surface mount packaging

Applications

• Portable electronic devices requiring extended battery life
• Microprocessor system supervision
• Battery-powered instrumentation

Procurement Notes

Verify the specific suffix UR40 against official datasheets to confirm the exact 4.0V threshold specification. Confirm RoHS compliance status through manufacturer documentation. Check availability as distribution channels may indicate limited stock or discontinuation statuses that affect procurement planning.

Selection Notes

Select this component when a precise 4.0V reset threshold is required for single-input monitoring. Consider the 280ms reset delay and 500nA quiescent current for low-power designs. Ensure the SOT-23-3 package fits the board layout constraints compared to SC-70 alternatives.

Part Context

This part belongs to the MAX6348 series of microprocessor reset circuits. The series offers various threshold voltages and packages. The UR40 variant specifically denotes the 4.0V threshold option within the SOT-23-3 package family, providing a standardized solution for voltage supervision tasks.

FAQ

Does the MAX6348UR40+T include a manual reset input?

No, the MAX6348UR40+T does not feature a manual reset input.

What is the output type of the MAX6348UR40+T?

The output type is active low with an open-drain configuration.