DS1815R-20/T&R

Supervisors Overview

The DS1815R-20/T&R is a supervisory circuit manufactured by Analog Devices Inc./Maxim Integrated, belonging to the EconoReset series. It monitors a single voltage input with a threshold of 2.55V and provides a low-active push-pull output. The device features a manual reset capability and includes a watchdog timer. It operates within a temperature range of -40°C to +85°C and is housed in a TO-92-3 package.

Supervisors Feature Summary

• Integrated watchdog timer for system protection
• Manual reset functionality for user intervention
• Push-pull output configuration

Supervisors Applications

• Microprocessor system monitoring
• Power supply supervision
• Embedded system reset control

Supervisors Procurement Notes

Verify component authenticity through authorized distributors or manufacturer channels. Confirm RoHS compliance status and specific packaging details such as reel or cut tape options. Ensure the part number matches the exact suffix requirements for your application needs before finalizing procurement orders.

Supervisors Selection Notes

Select this component when a simple supervisor with integrated watchdog and manual reset is required. Consider the 2.55V threshold and push-pull output characteristics against system voltage levels. Evaluate the TO-92-3 package suitability for your board layout constraints and thermal requirements.

Supervisors Part Context

This part belongs to the Maxim Integrated EconoReset family, designed for cost-effective power management solutions. It combines basic supervision with additional safety features like watchdogs, distinguishing it from simpler voltage supervisors. The series targets applications needing reliable reset generation without complex programming.

Supervisors Replacement Considerations

DS1815R-20

Supervisors FAQ

What is the reset timeout duration?

The minimum reset timeout is 100ms.

Does the device support battery backup switching?

No, the DS1815R-20/T&R does not include a battery backup switch feature.