LTC2921IGN-2.5#PBF

Power Supply Controllers, Monitors Overview

The LTC2921IGN-2.5#PBF is a precision power supply monitor manufactured by Analog Devices Inc., housed in a 16-lead SSOP package. It features five independent voltage monitoring channels with adjustable thresholds, supporting input voltages from 2.37V to 6V. The device operates within a temperature range of -40°C to +85°C and draws low quiescent current. It provides open-drain reset outputs with configurable delay times to ensure system stability during transient events.

Power Supply Controllers, Monitors Feature Summary

• Provides five independent voltage monitoring channels for comprehensive power rail supervision
• Features adjustable threshold voltages to accommodate various system requirements
• Includes programmable reset delay timers to prevent false triggering during power transients
• Delivers open-drain reset outputs compatible with standard digital logic interfaces

Power Supply Controllers, Monitors Applications

• Multi-rail power supply monitoring in industrial control systems
• Voltage supervision for embedded computing platforms
• Power integrity verification in telecommunications equipment
• System reset management in automotive electronics

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix #PBF indicates lead-free compliance and RoHS adherence. Confirm the IGN variant corresponds to the industrial temperature grade (-40°C to +85°C). Ensure the 2.5 designation aligns with the required threshold or reference specifications for your design. Check current availability status as distribution may vary by region.

Power Supply Controllers, Monitors Selection Notes

Select this component when multiple independent voltage rails require simultaneous supervision with customizable response times. The five-channel architecture reduces board space compared to discrete solutions. Verify that the open-drain output configuration matches the downstream logic requirements. Consider the SSOP-16 package constraints for PCB layout density.

Power Supply Controllers, Monitors Part Context

This part belongs to the LTC2921 family of power supply monitors designed for multi-voltage applications. It complements other Analog Devices PMIC components by providing precise supervision without complex programming interfaces. The series supports various threshold configurations to meet diverse industry standards.

Power Supply Controllers, Monitors Replacement Considerations

Consult official Analog Devices documentation for direct pin-compatible substitutes within the LTC2921 series. Verify functional equivalence regarding channel count and threshold adjustability before substitution.