DS1818-5+TR

Supervisors Overview

The DS1818-5+TR is a voltage supervisory circuit manufactured by Analog Devices Inc./Maxim Integrated, belonging to the EconoReset series. It functions as a simple reset or power-on-reset monitor with one monitored input channel. The device features an active low output type configured as open drain. It includes manual reset capability and detects power failures. The threshold voltage is specified at 3.06 V, with a reset delay time of 250 ms. The maximum supply voltage is 5.5 V, and the operating supply current is 35 uA. It operates within a temperature range of -40°C to +85°C.

Supervisors Feature Summary

• Provides simple reset and power-on-reset monitoring for single-channel applications
• Features manual reset capability via pushbutton interface
• Detects power failure conditions with open-drain active-low output
• Operates within a wide industrial temperature range

Supervisors Applications

• Embedded system power supervision
• Microcontroller reset circuits
• Portable electronic device power management
• Industrial control system voltage monitoring

Supervisors Procurement Notes

Verify the exact suffix against official manufacturer documentation, as package variations exist. Confirm RoHS compliance status and lead times directly with authorized distributors. Ensure the component matches the specific pinout and electrical characteristics required for your design. Cross-reference datasheet revisions to avoid obsolete specifications.

Supervisors Selection Notes

Select this component when a low-cost, single-supply voltage monitor with manual reset is required. Consider the 3.06 V threshold and 250 ms delay for timing compatibility. Evaluate the open-drain output configuration for logic level interfacing. Compare power consumption requirements against other EconoReset variants.

Supervisors Part Context

This part belongs to the Maxim Integrated DS1818 family of voltage supervisors. It is designed for cost-sensitive applications requiring reliable power management. The EconoReset series offers basic reset functionality in compact packages. It serves as a fundamental building block for ensuring system stability during power transitions.

Supervisors FAQ

What is the reset delay time for the DS1818-5+TR?

The reset delay time is 250 ms.

Does the DS1818-5+TR support manual reset?

Yes, it supports manual reset via a pushbutton interface.