SI86SS51EE-AS2R

Digital Isolators Overview

The SI86SS51EE-AS2R is an automotive-grade digital isolator from Skyworks Solutions, utilizing capacitive coupling technology. It features four unidirectional channels with a high insulation voltage of 6000 Vrms and supports data rates up to 150 Mb/s. The device operates within a supply voltage range of 2.25 V to 5.5 V and includes a shutdown function for power management. Packaged in a SOIC-16 surface-mount format, it is designed for robust signal transmission in electrically noisy environments.

Digital Isolators Feature Summary

• Capacitive coupling isolation architecture
• SPI protocol compatibility with integrated reset functionality
• Automotive qualification compliance

Digital Isolators Applications

• Automotive electronic control units
• Inverter gate drive circuits
• Industrial communication interfaces

Digital Isolators Procurement Notes

Verify the specific suffix 'AS2R' against official Skyworks documentation to confirm reel packaging and tape specifications. Ensure the component meets AEC-Q100 standards for your target application environment. Cross-reference the datasheet revision history to validate current manufacturing status and any potential product change notifications affecting form or fit.

Digital Isolators Selection Notes

Select this component when high-voltage isolation and SPI interface integration are required in automotive systems. Consider the 6000 Vrms rating for safety-critical applications. Evaluate the 150 Mb/s speed against system timing requirements. Compare power consumption in active and shutdown modes against alternative isolators to optimize overall system efficiency.

Digital Isolators Part Context

This part belongs to the Si86SS5x series of automotive digital isolators. It shares the core capacitive isolation technology with other members of the family but offers specific channel configurations and SPI compatibility. The EE suffix indicates enhanced electrical characteristics suitable for demanding industrial and automotive use cases.

Digital Isolators Replacement Considerations

Direct substitutes include SI86SS51BE-AS2R and SI86SS51EE-AS2. Verify pinout compatibility and insulation ratings before substitution. Check if the alternative package type matches the existing PCB footprint constraints.