DS1833Z-15

Supervisors Overview

The DS1833Z-15 is a voltage supervisory circuit manufactured by Analog Devices Inc./Maxim Integrated. It operates within a supply voltage range of 4.2V to 5.5V and features a threshold voltage of 4.625V. The device provides a reset timeout delay of 250ms minimum with an accuracy of 15%. It utilizes a push-pull output configuration and supports manual reset functionality. The component is designed for surface mount installation in SOT-23 packages and functions across a temperature range of -40°C to +85°C.

Supervisors Feature Summary

• Provides power supply monitoring with automatic reset generation upon voltage deviation
• Includes manual reset input capability for system control flexibility
• Features low quiescent current consumption for energy-efficient operation

Supervisors Applications

• Microprocessor system supervision
• Portable battery-powered equipment
• Industrial control systems requiring voltage monitoring

Supervisors Procurement Notes

Verify the specific suffix designation to ensure correct threshold voltage and package type compatibility. Confirm RoHS compliance status as manufacturing processes may vary. Check for obsolescence notices or lifecycle changes from the manufacturer before finalizing procurement plans.

Supervisors Selection Notes

Select this component when a fixed 4.625V threshold is required for 5V logic systems. Ensure the SOT-23 package fits the board layout constraints. Verify that the 250ms reset delay meets the timing requirements of the connected microcontroller or memory devices during power-up sequences.

Supervisors Part Context

This part belongs to the EconoReset series, which offers cost-effective voltage supervision solutions. It serves as a fundamental building block for ensuring system reliability by detecting under-voltage conditions and initiating appropriate reset actions without complex external components.

Supervisors FAQ

Does the DS1833Z-15 include a watchdog timer?

No, the DS1833Z-15 does not include a built-in watchdog timer; it functions solely as a voltage supervisor.

What is the output type of the reset signal?

The reset signal is provided via a push-pull/totem pole output configuration.