SI86S621HE-IS4

Digital Isolators Overview

The SI86S621HE-IS4 is a dual-channel digital isolator from the Si86S6x automotive series, manufactured by Skyworks Solutions. It utilizes capacitive coupling technology to provide electrical isolation with a rated insulation voltage of 6000 Vrms. The device features two unidirectional signal channels and is housed in an SSO-8 surface-mount package. Designed for high-reliability environments, it meets AEC-Q100 qualification standards for automotive applications.

Digital Isolators Feature Summary

• Automotive-grade reliability certified under AEC-Q100 standards
• High-voltage isolation capability via capacitive coupling
• Dual unidirectional channel configuration for signal transmission

Digital Isolators Applications

• Automotive electronic control units
• Inverter gate drive circuits
• On-board charging systems

Digital Isolators Procurement Notes

Verify the complete part number including suffixes such as IS4 against official Skyworks documentation to ensure correct packaging and temperature grade. Confirm AEC-Q100 compliance requirements match specific vehicle application standards before procurement.

Digital Isolators Selection Notes

Select this component when automotive certification and high isolation voltage are required. Ensure the unidirectional channel count meets system interface needs. Verify that the SSO-8 footprint aligns with the target PCB layout constraints.

Digital Isolators Part Context

This part belongs to the Si86S6x family of automotive digital isolators. It shares the core capacitive isolation architecture with other variants in the series but is distinguished by its specific insulation rating and automotive qualification status.

Digital Isolators Replacement Considerations

Check Skyworks datasheets for direct pin-compatible alternatives within the Si86S6x family. Verify that any substitute maintains the same 6000 Vrms isolation rating and AEC-Q100 automotive qualification.