SI86SL42BE-AS2

Digital Isolators Overview

The SI86SL42BE-AS2 is a four-channel digital isolator from Skyworks Solutions, designed for automotive applications. It features capacitive coupling technology to provide electrical isolation between circuits. The device supports unidirectional signal transmission with a data rate of 150 Mbps. It offers an insulation voltage rating of 6000 Vrms and operates within a supply voltage range of 2.375 V to 5.5 V. The component is housed in a 16-pin SOIC-WB package and is qualified under the AEC-Q100 standard for automotive reliability.

Digital Isolators Feature Summary

• Automotive-grade qualification ensuring reliability in vehicle environments
• High-voltage capacitive isolation for robust circuit separation
• Low-power operation suitable for energy-efficient designs
• Four-channel unidirectional data transmission capability

Digital Isolators Applications

• Automotive electronic control units (ECUs)
• Inverter gate drive isolation
• Motor control systems
• On-board charging (OBC) interfaces

Digital Isolators Procurement Notes

Verify that the specific suffix AS2 corresponds to the automotive grade variant when sourcing components. Confirm that the manufacturer documentation explicitly lists AEC-Q100 qualification for this part number. Ensure the procurement source provides valid traceability records required for automotive supply chains. Cross-reference the datasheet revision to ensure compatibility with current design specifications before finalizing orders.

Digital Isolators Selection Notes

Select this component when high-voltage isolation is required in space-constrained automotive layouts. The 16-pin SOIC-WB package facilitates surface-mount assembly. Consider the 150 Mbps data rate for high-speed communication needs. Verify that the unidirectional channel configuration aligns with the system architecture. Ensure the operating temperature range meets the specific environmental requirements of the target application.

Digital Isolators Part Context

This device belongs to the Si86SL4x series of low-power digital isolators. It shares architectural similarities with other members of the family but is specifically optimized for automotive use cases. The series utilizes Skyworks' proprietary capacitive isolation technology. This positioning allows it to serve as a reliable interface solution in harsh electromagnetic environments typical of modern vehicles.

Digital Isolators Replacement Considerations

The SI86SL42BE-IS2 is a documented substitute within the same product family. Both parts share identical functional characteristics and pinout configurations. Verify that the specific suffix variations do not alter the electrical performance or packaging dimensions. Ensure that any replacement maintains the required automotive qualification standards for the intended application.