LTC4310CMS-1#TRPBF

Overview

The LTC4310CMS-1#TRPBF is a hot-swappable I2C isolator manufactured by Analog Devices Inc. It operates in an MSOP-10 surface-mount package and supports bidirectional data transfer at speeds up to 400 kb/s. The device provides electrical isolation with a rating of 1500 VRMS, utilizing both capacitive and magnetic coupling technologies. Key performance metrics include a propagation delay of 170 ns and a typical operating supply current of 6.5 mA.

Feature Summary

• Provides galvanic isolation for hot-swappable I2C bus applications
• Supports bidirectional signal transmission across isolation barrier
• Integrates capacitive and magnetic coupling for robust isolation

Applications

• Hot-swappable I2C interface isolation
• Bidirectional I2C bus protection
• Digital isolation for system interconnects

Procurement Notes

Verify component authenticity through authorized channels due to limited availability status. Confirm the specific suffix matches the required tape-and-reel configuration. Ensure compliance with RoHS directives as indicated in official documentation. Cross-reference the manufacturer part number against distributor listings to validate current stock levels and lead times prior to procurement planning.

Selection Notes

Select this component when designing systems requiring isolated I2C communication during active insertion or removal. Consider the 1500 VRMS isolation rating for safety requirements. Evaluate the 6.5 mA supply current against power budget constraints. Verify that the MSOP-10 footprint aligns with PCB layout capabilities and thermal management strategies for the target application environment.

Part Context

This part belongs to the LTC4310 series of digital isolators designed specifically for I2C protocols. It addresses the need for safe hot-swap operations in multi-master or complex bus topologies. The device simplifies design by integrating isolation and level shifting functions into a single compact package, reducing component count compared to discrete solutions.

Replacement Considerations

Consult official Analog Devices substitution guides for verified alternatives. Generic cross-references may not match the specific capacitive and magnetic coupling architecture.