LTC4355HMS#TRPBF

OR Controllers, Ideal Diodes Overview

The LTC4355HMS#TRPBF is a high-voltage ideal diode controller manufactured by Analog Devices Inc. It operates within an input voltage range of 9 V to 80 V and is housed in a 16-lead MSOP package. The device features integrated current sense amplifiers, allowing for precise control of external N-channel MOSFETs to emulate ideal diodes. It supports hot-swap capabilities with programmable slew rate and current limit thresholds. The component includes fuse blow detection logic and is designed for robust power management applications requiring high efficiency and fault protection.

OR Controllers, Ideal Diodes Feature Summary

• Integrates dual current sense amplifiers for accurate external MOSFET gate drive control
• Provides programmable slew rate and current limit settings for controlled hot-swap insertion
• Includes dedicated fuse blow detection circuitry to monitor upstream protection devices

OR Controllers, Ideal Diodes Applications

• High-voltage power distribution systems
• Hot-swap power supply modules
• Redundant power architecture implementations

OR Controllers, Ideal Diodes Procurement Notes

Verify the specific suffix TRPBF indicates tape-and-reel packaging when sourcing. Confirm the MSOP-16 footprint dimensions against your PCB layout guidelines. Ensure the 9 V to 80 V operating range aligns with your system's maximum rail voltage. Check for any recent Product Change Notifications (PCNs) that may affect material composition or manufacturing location.

OR Controllers, Ideal Diodes Selection Notes

Select this component when designing systems requiring high-side ideal diode emulation above 80 V is not needed. Compare against standard diode solutions for improved efficiency in low-voltage, high-current segments of the 9-80 V range. Consider the need for external MOSFET selection based on the integrated driver capabilities and current sensing requirements.

OR Controllers, Ideal Diodes Part Context

This part belongs to the LTC4355 family of ideal diode controllers. It shares functional similarities with other high-voltage PMICs from Analog Devices but is distinct in its integrated dual current sense architecture. It complements other surge protectors like the LT4356 series by providing active rectification rather than just transient suppression.

OR Controllers, Ideal Diodes Replacement Considerations

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