LTC2921IGN-2.5#TRPBF

Power Supply Controllers, Monitors Overview

The LTC2921IGN-2.5#TRPBF is a specialized power management IC from Analog Devices, designed as a five-power supply monitor and tracker. It operates within a temperature range of -40°C to 85°C and is housed in a 16-lead SSOP package with a narrow 0.15-inch width. The device features an operating supply current of 2 mA. It integrates monitoring capabilities for multiple voltage rails, providing essential supervision functions for complex power systems.

Power Supply Controllers, Monitors Feature Summary

• Integrates monitoring for five distinct power supply rails within a single component
• Provides tracking functionality to synchronize power rail sequencing
• Operates reliably across industrial temperature ranges

Power Supply Controllers, Monitors Applications

• Multi-rail server power distribution units
• Industrial control system power supervision
• Telecommunications equipment power monitoring

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix #TRPBF indicates tape-and-reel packaging when sourcing. Confirm the IGN variant meets the required industrial temperature specifications (-40°C to 85°C). Ensure the 16-lead SSOP footprint matches the target PCB design constraints. Cross-reference the manufacturer part number directly with Analog Devices documentation to avoid counterfeit components.

Power Supply Controllers, Monitors Selection Notes

Select this component when simultaneous monitoring of five voltage rails is required alongside tracking capabilities. The 16-lead SSOP package offers a compact solution for space-constrained designs. Consider the 2 mA supply current for low-power standby applications. Verify that the input voltage ranges of the monitored rails fall within the device's operational limits defined in the official datasheet.

Power Supply Controllers, Monitors Part Context

This part belongs to the LTC2921 series of power supply monitors. It serves as a dedicated supervisory circuit for managing complex power architectures. The device simplifies board design by consolidating multiple monitoring functions into one integrated circuit, reducing component count and layout complexity compared to discrete solutions.

Power Supply Controllers, Monitors Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult Analog Devices application notes or technical support for qualified alternatives if this specific revision is unavailable.