LTC1473IGN

OR Controllers, Ideal Diodes Overview

The LTC1473IGN is a dual PowerPath switch driver manufactured by Analog Devices Inc. It is designed to manage power sources for large P-channel MOSFETs in systems requiring redundant or backup power inputs. The device integrates control logic to automatically select the optimal power source based on voltage levels and load conditions, ensuring seamless transitions between primary and secondary supplies without interruption to the load.

OR Controllers, Ideal Diodes Feature Summary

• Dual independent channels for managing two separate power paths
• Automatic source selection based on input voltage priority
• Integrated control logic for driving external P-channel MOSFETs
• Supports redundant power configurations with hot-swap capability

OR Controllers, Ideal Diodes Applications

• Redundant power supply systems in industrial equipment
• Backup power management for critical embedded systems
• Hot-swappable power modules in server infrastructure
• Battery-backed power systems with AC/DC input switching

OR Controllers, Ideal Diodes Procurement Notes

Verify the exact suffix (IGN) matches the required temperature range and package variant. Confirm RoHS compliance status through official documentation. Ensure compatibility with external MOSFET gate drive requirements. Check for any specific ordering or packaging restrictions from the manufacturer.

OR Controllers, Ideal Diodes Selection Notes

Select this component when dual independent power path management is required with automatic source prioritization. Suitable for designs using external P-channel MOSFETs for low-loss switching. Consider thermal performance and PCB layout constraints for high-current applications. Verify that the operating voltage range aligns with system power rails.

OR Controllers, Ideal Diodes Part Context

The LTC1473 belongs to Linear Technology's PowerPath family of power management ICs. It complements other PowerPath controllers like the LTC1479 for more complex multi-source systems. The IGN suffix indicates an industrial temperature range and SOIC-16 package. This part is part of Analog Devices' broader portfolio of power switching solutions.

OR Controllers, Ideal Diodes Replacement Considerations

Direct substitutes include LTC1473CGN for commercial temperature range. For similar functionality, consider LTC1479 for dual battery systems or LTC4418 for prioritized power path control. Verify pin compatibility and control logic equivalence before substitution.