DS1812R-10/T&R

Supervisors Overview

The DS1812R-10+T&R is a single-channel voltage supervisor IC from the EconoReset series, manufactured by Analog Devices Inc./Maxim Integrated. It operates within a supply voltage range of 4.5V to 5.5V and features a fixed threshold voltage of 4.35V. The device provides a push-pull/totem pole output with an active-high reset signal and includes a minimum reset timeout of 100ms. Designed for surface-mount installation in SOT-23-3 packages, it functions across a temperature range of -40°C to +85°C while consuming minimal quiescent current.

Supervisors Feature Summary

• Provides simple reset or power-on reset functionality for monitored circuits
• Features a fixed threshold voltage for consistent supervision performance
• Delivers an active-high reset signal via a push-pull output stage

Supervisors Applications

• Microprocessor system supervision
• Power-on reset generation
• Voltage monitoring in embedded systems

Supervisors Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm package integrity and pin alignment upon receipt. Check datasheet revisions for any updates to electrical characteristics. Ensure storage conditions comply with moisture sensitivity level requirements. Validate part markings against official documentation before integration into production.

Supervisors Selection Notes

Select this component when a fixed threshold voltage supervisor is required for single-channel monitoring applications. The push-pull output capability allows direct interfacing with logic inputs without additional pull-up components. Consider the 100ms minimum reset timeout for circuit stability requirements. Evaluate the SOT-23-3 package size constraints against available PCB real estate. Verify that the 4.35V threshold aligns with the target supply voltage operating range.

Supervisors Part Context

This device belongs to the EconoReset series, designed for cost-sensitive applications requiring reliable voltage supervision. It complements other Maxim Integrated power management solutions by providing essential reset signaling for microprocessors and memory devices. The series emphasizes simplicity and low power consumption while maintaining accurate threshold detection capabilities across industrial temperature ranges.

Supervisors Replacement Considerations

Consult official cross-reference documents for verified substitute part numbers. Ensure replacement components match the SOT-23-3 package dimensions and pin configuration. Verify equivalent threshold voltage specifications and reset timeout characteristics. Confirm compatibility with existing circuit designs regarding output drive strength and logic levels.