DS1817-5

Supervisors Overview

The DS1817-5 is a supervisory circuit from the EconoReset series manufactured by Analog Devices Inc./Maxim Integrated. It functions as a voltage monitor with an active high reset output, designed to track power supply voltages such as 3.3V and 5V. The device features a push-pull or totem pole supervisor output architecture. Key electrical specifications include a minimum reset delay time of 100ms and a reset threshold level of 4.62V. It is available in a TO-92-3 package.

Supervisors Feature Summary

• Active high reset output configuration
• Suitable for monitoring standard logic supply voltages
• Integrated reset delay timer

Supervisors Applications

• Portable system power management
• Microprocessor reset circuits
• Battery-powered equipment supervision

Supervisors Procurement Notes

Verify component authenticity through authorized channels due to limited availability status. Confirm package type matches design requirements. Check datasheet for specific operating conditions. Ensure compatibility with target voltage levels before integration into final assembly.

Supervisors Selection Notes

Select this component when an active high reset signal is required for 3.3V or 5V systems. The TO-92-3 package suits through-hole designs. Verify that the 4.62V threshold aligns with the monitored rail. Consider the 100ms minimum delay for system startup timing requirements.

Supervisors Part Context

This part belongs to the Maxim Integrated EconoReset family of low-cost voltage monitors. These devices are engineered for simple, reliable power supervision in consumer and industrial electronics. The series provides essential protection against brown-out conditions without complex external components.

Supervisors Replacement Considerations

DS1817-5+T&R

Supervisors FAQ

What is the reset threshold voltage?

The reset threshold level is specified at 4.62V.

What is the minimum reset delay time?

The device includes a reset delay timer with a minimum duration of 100ms.