SI86SO20BC-AS

Digital Isolators Overview

The SI86SO20BC-AS is a dual-channel digital isolator from the Si86SO2x automotive series, manufactured by Skyworks Solutions Inc. It utilizes capacitive coupling technology to provide electrical isolation with a rated voltage of 3750 Vrms. The device supports data rates up to 150 Mbps and features unidirectional signal transmission channels. It operates within a supply voltage range of 2.25 V to 5.5 V and is housed in an SOIC-NB-8 surface-mount package. The component is designed for high reliability, offering a common-mode transient immunity of 100 kV/µs and functioning across an extended temperature range from -40°C to +125°C.

Digital Isolators Feature Summary

• Automotive-grade qualification ensuring reliability in demanding environments
• Capacitive coupling architecture providing robust galvanic isolation
• High common-mode transient immunity for noise-resistant signal integrity

Digital Isolators Applications

• Automotive electronic control units requiring isolated communication
• Industrial motor drives and power conversion systems
• Medical equipment with strict isolation safety requirements

Digital Isolators Procurement Notes

Verify the specific suffix against official Skyworks documentation to confirm pinout and functional equivalence, as suffixes may indicate variations in packaging or testing standards. Ensure compliance with RoHS directives and check for any recent product change notifications that might affect mechanical dimensions or material composition prior to finalizing procurement specifications.

Digital Isolators Selection Notes

Select this component when automotive certification and high-speed bidirectional isolation are required in a compact footprint. Compare propagation delay and power consumption metrics against other Si86xx family members if lower latency or different channel configurations are needed. Validate that the 3750 Vrms isolation rating meets the specific safety standards of the target application circuit design.

Digital Isolators Part Context

This part belongs to the Si86SO2x family of automotive digital isolators, which are engineered for high-performance applications in electric vehicles and industrial automation. The family leverages Skyworks' proprietary capacitive isolation technology to deliver superior performance over traditional optical isolators, particularly regarding lifetime stability and temperature resilience.

Digital Isolators Replacement Considerations

Consult official Skyworks substitution guides for verified alternatives such as other variants within the Si86SO2x series. Cross-reference pinouts and electrical characteristics carefully before replacing with non-family components to ensure compatibility with existing PCB layouts and system timing constraints.