LT4256-1IS8#TRPBF

Hot Swap Controllers Overview

The LT4256-1IS8#TRPBF is an 80V hot-swap controller manufactured by Analog Devices Inc., designed for robust power insertion and removal in electronic systems. It operates within a supply voltage range of 10.8V to 80V, supporting single-channel control with a quiescent current of 1.8mA. The device functions across an extended temperature range from -40°C to +85°C and is housed in an 8-pin SOIC package. Key electrical parameters include adjustable current limiting capabilities, enabling precise management of inrush currents and fault conditions during board insertion.

Hot Swap Controllers Feature Summary

• Provides comprehensive protection against overcurrent, overvoltage, and reverse polarity events during hot-swap operations
• Features adjustable foldback current limiting to enhance accuracy and protect downstream components during fault conditions
• Capable of driving large external MOSFETs to handle high-power applications efficiently

Hot Swap Controllers Applications

• Telecommunications equipment requiring safe board insertion and removal
• Industrial control systems needing reliable power distribution management
• Computing infrastructure utilizing modular server blade architectures

Hot Swap Controllers Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels due to limited availability status. Confirm that the specific suffix matches the required operational specifications. Ensure compliance with RoHS directives and check for any recent production changes or lifecycle notices before finalizing procurement decisions.

Hot Swap Controllers Selection Notes

Select this controller when designing systems requiring precise thermal and electrical protection during live board insertion. Consider its compatibility with external MOSFETs for higher current handling needs. Evaluate the adjustable current limit settings against system-specific inrush requirements to ensure optimal performance and component safety under various load conditions.

Hot Swap Controllers Part Context

This component belongs to the LT4256 family of hot-swap controllers, which are engineered for versatile power management tasks. It serves as a critical interface between the power source and the load, ensuring safe power delivery. The IS8 variant specifically denotes the industrial temperature grade and SOIC-8 packaging configuration suitable for surface mount assembly processes.

Hot Swap Controllers Replacement Considerations

LT4256-1IS8#PBF is the tape-and-reel equivalent without the PBF suffix distinction in some contexts, but primarily verify against LT4256-1 variants. Cross-reference with LT4256-2 for similar functionality with potential pinout or feature differences. Always consult official datasheets to confirm electrical and mechanical compatibility before substitution.