LTC2921CGN#PBF

Power Supply Controllers, Monitors Overview

The LTC2921CGN#PBF is a four-channel power supply supervisor and reset IC manufactured by Analog Devices Inc. It operates within a supply voltage range of 4.5 V to 36 V, with a minimum operating temperature of 0°C and a maximum of +125°C. The device features an operating supply current of 2 mA and provides 1% accuracy for voltage monitoring. It is housed in a 16-pin SSOP package (SSOP-16-150mil) and supports surface mount installation. This component belongs to the PMIC - Power Management ICs subcategory and is designed for robust system protection.

Power Supply Controllers, Monitors Feature Summary

• Provides programmable protection against input voltage faults and output overcurrent conditions
• Integrates specialized current, voltage, and power monitoring capabilities
• Functions as a processor supervisor with adjustable threshold detection

Power Supply Controllers, Monitors Applications

• Input voltage fault protection in industrial systems
• Output overcurrent fault protection for sensitive loads
• Processor supervision and reset generation in embedded controllers

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix and package type during procurement, as Analog Devices utilizes various suffixes to denote temperature ranges and tape/reel configurations. Confirm availability through authorized distributors, as stock levels fluctuate. Ensure the selected variant matches the required pin count and operational temperature specifications for your design.

Power Supply Controllers, Monitors Selection Notes

Select this component when multi-channel supervision is required for complex power architectures. The 1% accuracy suits precision applications, while the wide supply voltage range accommodates various bus voltages. Consider the SSOP package constraints for PCB layout and thermal management requirements relative to the 2 mA supply current consumption.

Power Supply Controllers, Monitors Part Context

This part belongs to the Analog Devices power supply support circuit family, specifically designed for CMOS-based supervisory applications. It falls under the broader category of analog and mixed-signal integrated circuits, serving as a critical interface between power distribution networks and digital logic components for system reliability.

Power Supply Controllers, Monitors FAQ

What is the accuracy specification of the LTC2921CGN#PBF?

The device offers 1% accuracy for its voltage monitoring functions.

How many channels does this supervisor support?

The LTC2921CGN#PBF is a four-channel power supply supervisor.