SI86SS51BE-IS2

Digital Isolators Overview

The SI86SS51BE-IS2 is a Skyworks digital isolator featuring four unidirectional channels with SPI compatibility and an integrated reset function. It utilizes capacitive coupling technology to provide up to 3750 VRMS isolation voltage, supporting data rates of DC to 150 Mbps. The device operates within a supply voltage range of 2.25 V to 5.5 V and functions across a temperature range of -40°C to +125°C. Packaged in a 16-SOIC wide body, it is designed for robust signal transmission in electrically noisy environments.

Digital Isolators Feature Summary

• SPI-compatible interface with dedicated reset control for reliable communication
• Capacitive coupling technology ensuring high-speed signal integrity without magnetic interference
• Automotive-grade qualification compliant with AEC-Q100 standards

Digital Isolators Applications

• Automotive electronic control units requiring isolated SPI communication
• Industrial motor drives with high noise immunity needs
• Medical equipment requiring galvanic isolation for safety compliance

Digital Isolators Procurement Notes

Verify the specific suffix 'IS2' against official Skyworks documentation to confirm package type and tape/reel specifications. Ensure the component meets AEC-Q100 automotive grade requirements if used in vehicle systems. Cross-reference datasheet revision dates to validate current parameter limits before finalizing procurement orders.

Digital Isolators Selection Notes

Select this model when SPI protocol support and hardware reset functionality are required alongside high isolation voltage. Consider the 16-pin SOIC footprint for PCB layout constraints. Evaluate thermal performance within the specified operating temperature range to ensure long-term reliability in harsh industrial or automotive conditions.

Digital Isolators Part Context

This component belongs to the Si86SS5x family of digital isolators from Skyworks Solutions. It is part of a broader portfolio designed for high-reliability applications where signal integrity and electrical isolation are critical. The series emphasizes low power consumption and fast response times suitable for modern embedded systems.