DS1811-10+

Supervisors Overview

The DS1811-10+ is a supervisory circuit manufactured by Analog Devices Inc./Maxim Integrated, designed as a 5V EconoReset with an open-drain output. It features a threshold voltage of 4.35 V and monitors a single input. The device provides an active low reset signal with a delay time of 150 ms. Operating within a supply voltage range up to 5.5 V, it maintains an accuracy of 2.5%. The component supports power failure detection and operates in temperatures from -40°C to +85°C. It consumes 40 uA of working current and is housed in a SOT-23-3 package.

Supervisors Feature Summary

• Provides automatic system reset functionality upon power-up or brown-out events
• Features an open-drain output compatible with various logic families
• Includes power failure detection capability for critical data protection

Supervisors Applications

• Microprocessor system supervision
• Battery-powered equipment monitoring
• Portable instrumentation reset circuits

Supervisors Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm exact electrical characteristics and packaging options. Ensure compatibility with existing board layouts regarding the SOT-23-3 footprint. Confirm RoHS compliance status through current datasheets before finalizing procurement plans.

Supervisors Selection Notes

Select this component when a simple, low-cost reset solution for 5V systems is required. Consider the open-drain output configuration for interfacing flexibility. Evaluate the 150 ms reset delay against system startup requirements. Verify that the 4.35 V threshold aligns with the target supply rail stability needs.

Supervisors Part Context

This part belongs to the DS1811R series of supervisory circuits. It serves as a cost-effective alternative to more complex reset controllers. The series is designed for applications requiring basic voltage monitoring without additional features like watchdog timers or manual resets.

Supervisors FAQ

Does the DS1811-10+ include a manual reset input?

No, the DS1811-10+ does not feature a manual reset input; it relies solely on automatic power-on and brown-out detection.

What is the output type of the DS1811-10+?

The device utilizes an active low, open-drain output configuration.