SI86S642BC-AS1

Digital Isolators Overview

The SI86S642BC-AS1 is an automotive-grade digital isolator from the Si86S6x series, manufactured by Skyworks Solutions Inc. It features four unidirectional channels with capacitive coupling isolation technology. The device provides a reinforced insulation voltage of 3750 Vrms and operates within a supply voltage range of 2.25 V to 5.5 V. It supports data rates up to 150 Mb/s with a typical propagation delay of 8 ns. The component is housed in a 16-pin SOIC-NB package and is rated for operation between -40°C and +125°C.

Digital Isolators Feature Summary

• Provides galvanic isolation between microcontrollers and peripherals using capacitive coupling technology.
• Designed specifically for automotive applications meeting rigorous reliability standards.
• Features four independent unidirectional signal channels for efficient system integration.

Digital Isolators Applications

• Isolation between microcontrollers and peripheral devices in automotive systems
• Automotive gateway interfaces
• Body control modules requiring high-voltage isolation

Digital Isolators Procurement Notes

Verify the specific suffix AS1 confirms the reel packaging format when sourcing. Ensure the BC variant matches the required thermal and electrical specifications for your design. Confirm RoHS compliance status through official manufacturer documentation prior to final procurement decisions.

Digital Isolators Selection Notes

Select this component when four-channel unidirectional isolation is required for automotive environments. Compare against other Si86S6x variants based on channel count and insulation voltage requirements. Ensure the SOIC-NB-16 package fits the PCB layout constraints and thermal management needs of the target application.

Digital Isolators Part Context

This part belongs to the Si86S6x family of automotive digital isolators. These devices are engineered to replace bulky optocouplers in modern automotive electronics. The family offers various channel configurations and insulation levels to suit different interface requirements while maintaining small form factors.

Digital Isolators Replacement Considerations

Check SI86S642HC-AS1 for higher insulation voltage options. Consider SI86SM42BC-AS1 if sleep mode functionality is required. Verify pinout compatibility before substituting with other Si86S6x series parts.