LTC4421IG#TRPBF

OR Controllers, Ideal Diodes Overview

The LTC4421IG#TRPBF is a high-power prioritized PowerPath controller manufactured by Analog Devices Inc. It manages power distribution between two input sources, typically a primary supply and a backup battery, ensuring continuous system operation. The device features an integrated 28V, 2A ideal diode and load switch within a compact package. Key electrical specifications include a maximum input voltage of 28V and a peak current limit of 2A. It operates over an industrial temperature range from -40°C to +85°C and is housed in a 16-lead SSOP package.

OR Controllers, Ideal Diodes Feature Summary

• Integrates a 28V, 2A ideal diode and load switch for efficient power path management
• Provides prioritized power distribution between primary and backup input sources
• Ensures seamless transition during source failures to maintain system uptime

OR Controllers, Ideal Diodes Applications

• Industrial equipment requiring redundant power supplies
• Telecommunications infrastructure with backup battery systems
• Portable devices needing extended battery life through optimized power routing

OR Controllers, Ideal Diodes Procurement Notes

Verify the specific suffix #TRPBF indicates tape and reel packaging when sourcing. Confirm that the IG suffix corresponds to the industrial temperature grade (-40°C to +85°C) required for your application environment. Ensure compatibility with the 16-lead SSOP footprint on your PCB layout. Check for RoHS compliance documentation if environmental regulations apply to your manufacturing process.

OR Controllers, Ideal Diodes Selection Notes

Select this component when a single IC solution is needed to manage dual-input power paths with high current capability. It is suitable for applications where minimizing external components and board space is critical. Consider the 2A current limit and 28V rating against your system's maximum load and input voltage requirements. Evaluate the need for prioritization logic between main and backup sources before finalizing the design.

OR Controllers, Ideal Diodes Part Context

This part belongs to the LTC4421 family of PowerPath controllers designed by Analog Devices. These devices are engineered to simplify power management in systems requiring redundancy. The family includes variants with different packages and temperature grades, but the LTC4421 specifically targets high-current applications up to 2A. It complements other PMIC solutions by handling the physical switching and protection aspects of dual-source power delivery.

OR Controllers, Ideal Diodes Replacement Considerations

Public confirmed substitute part numbers are not available in the provided data.