DS1819CR-20/T&R

$2.42

Description：IC SUPERVISOR 1 CHANNEL SOT23-5
Series：MicroMonitor™
Mfr：Analog Devices Inc./Maxim Integrated
Package：Tape & Reel (TR)

SKU:4845ad878c35 Category: Supervisors Brand: Analog Devices Inc./Maxim Integrated

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Product introduction

DS1819CR-20/T&R is listed in the Supervisors range at ChipApex. The manufacturer field lists Analog Devices Inc./Maxim Integrated. Its product description is IC SUPERVISOR 1 CHANNEL SOT23-5. Review the specifications below when checking this part for your BOM.

Supervisors specifications for DS1819CR-20/T&R

Description：IC SUPERVISOR 1 CHANNEL SOT23-5
Series：MicroMonitor™
Mfr：Analog Devices Inc./Maxim Integrated
Package：Tape & Reel (TR)
Type：Simple Reset/Power-On Reset
Number of Voltages Monitored：1
Voltage - Threshold：2.625V
Output：Push-Pull, Push-Pull
Reset：Active High/Active Low
Reset Timeout：140ms Minimum
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：SC-74A, SOT-753
Supplier Device Package：SOT-23-5

Supervisors datasheet and documents for DS1819CR-20/T&R

DS1819CR-20/T&R

Supervisors Overview

The DS1819CR-20/T&R is a MicroMonitor supervisory circuit manufactured by Analog Devices Inc. (Maxim Integrated). It monitors a single voltage input with a threshold of 2.625V and provides active high/low push-pull outputs. The device features a manual reset capability, a watchdog timer, and a minimum reset delay of 140ms. It operates within a supply voltage range up to 5.5V and supports power failure detection. The component is housed in an SOT-23-5 package and functions reliably across a temperature range of -40°C to +85°C.

Supervisors Feature Summary

Integrated watchdog timer for system reliability
Manual reset pin for user-initiated control
Power failure detection capability
Push-pull output configuration

Supervisors Applications

Embedded system voltage supervision
Microcontroller reset management
Industrial control unit monitoring

Supervisors Procurement Notes

Verify the obsolete status of this part number before design finalization. Confirm availability through authorized distributors or secondary markets. Ensure compatibility with existing PCB footprints and signal levels. Review current datasheets for any manufacturing changes. Plan for lifecycle transitions if long-term production is required.

Supervisors Selection Notes

Select this component when a dedicated supervisor with watchdog and manual reset is needed. Compare against simpler reset ICs if cost is critical. Verify that the 2.625V threshold matches the monitored rail. Check package availability as surface-mount options may vary. Consider thermal performance within the specified operating range.

Supervisors Part Context

This part belongs to the Maxim Integrated MicroMonitor family, designed for compact voltage supervision. It integrates multiple functions into a small SOT-23-5 package. The series emphasizes low pin count and ease of integration. It serves as a standalone solution for basic system monitoring tasks without requiring external components.