SI86S642BE-AS2

Digital Isolators Overview

The SI86S642BE-AS2 is an automotive-grade digital isolator from the Si86S6x series, manufactured by Skyworks Solutions. It features four independent channels with capacitive coupling technology, providing a high isolation voltage of 6000 Vrms. The device supports data rates up to 150 Mb/s and offers a common-mode transient immunity of 150 kV/µs. It operates within a supply voltage range of 2.25 V to 5.5 V and is housed in a 16-SOIC package (0.295 inch width). Designed for harsh environments, it meets AEC-Q100 qualification standards.

Digital Isolators Feature Summary

• Automotive-grade reliability with AEC-Q100 certification
• High isolation capability via capacitive coupling technology
• Robust noise immunity with 150 kV/µs common-mode transient resistance

Digital Isolators Applications

• Automotive battery management systems
• Electric vehicle powertrain control units
• Inverter gate drive isolation
• On-board charger interfaces

Digital Isolators Procurement Notes

Verify the specific suffix 'AS2' against the official Skyworks datasheet to confirm the reel packaging configuration and tape-and-reel specifications. Ensure the component matches the required SOIC-WB-16 footprint dimensions. Confirm that the AEC-Q100 qualification status aligns with your system's automotive grade requirements before finalizing procurement orders.

Digital Isolators Selection Notes

Select this component when high-voltage isolation is required in space-constrained automotive applications. The 150 kV/µs CMTI rating makes it suitable for noisy environments like motor drives. Compare channel count and propagation delay against other Si86S6x variants if lower latency or different isolation voltages are needed. Ensure the 16-SOIC package fits the PCB layout constraints.

Digital Isolators Part Context

This part belongs to the Si86S6x family of automotive digital isolators. It utilizes Skyworks' proprietary capacitive isolation technology, which offers superior performance over magnetic alternatives in terms of size and EMI resilience. The family is designed to replace optocouplers in modern automotive electronics, providing higher speed and longer lifespan.

Digital Isolators Replacement Considerations

• SI86S642BD-AS2
• SI86S642BC-IS1

Digital Isolators FAQ

What is the common-mode transient immunity (CMTI) of the SI86S642BE-AS2?

The SI86S642BE-AS2 has a common-mode transient immunity of 150 kV/µs.

Is the SI86S642BE-AS2 qualified for automotive applications?

Yes, the SI86S642BE-AS2 is AEC-Q100 qualified for automotive use.