LTC4420CDD#TRPBF

OR Controllers, Ideal Diodes Overview

The LTC4420CDD#TRPBF is a dual-input monolithic PowerPath prioritizer manufactured by Analog Devices Inc. It provides backup switchover for critical circuitry using two input sources. The device operates within an input voltage range of 1.8V to 18V and features low operating current consumption. It is housed in a 12-lead DFN package measuring 3mm x 3mm with an exposed pad, designed for surface mount applications.

OR Controllers, Ideal Diodes Feature Summary

• Dual input power path prioritization
• Low operating current consumption
• Backup switchover capability

OR Controllers, Ideal Diodes Applications

• Critical circuitry backup power systems
• Microprocessor power management
• Embedded design power distribution

OR Controllers, Ideal Diodes Procurement Notes

Verify component authenticity through authorized channels due to limited supply status. Confirm the specific suffix matches the required reel packaging variant. Ensure compatibility with the target board's thermal requirements given the exposed pad package design. Validate that the 1.8V to 18V input range aligns with system power rails before integration.

OR Controllers, Ideal Diodes Selection Notes

Select this component when dual-source redundancy is required for sensitive loads. The micropower characteristic suits battery-backed or energy-constrained environments. The compact DFN footprint aids in space-constrained designs. Ensure the application does not exceed the maximum input voltage rating of 18V during transient conditions.

OR Controllers, Ideal Diodes Part Context

This part belongs to the LTC4420 series of PowerPath controllers. It complements other hot-swap and power distribution ICs from Analog Devices. The series focuses on seamless switching between primary and backup power sources without interrupting load operation.

OR Controllers, Ideal Diodes Replacement Considerations

LTC4420CDD#PBF is the tube-packaged equivalent of the same functional device.