SI86S640BB-IUR

Digital Isolators Overview

The SI86S640BB-IUR is a Skyworks Solutions automotive-grade digital isolator featuring four unidirectional channels with capacitive coupling. It operates within a supply voltage range of 2.25 V to 5.5 V and supports data rates up to 150 Mb/s. The device provides an insulation voltage of 2500 Vrms and exhibits a common-mode transient immunity of 100 kV/µs. Packaged in a 16-lead SSOP, it is designed for robust signal isolation in demanding environments.

Digital Isolators Feature Summary

• Automotive-grade qualification ensuring reliability in vehicle applications
• High-speed unidirectional signal transmission via capacitive coupling
• Integrated on-chip DC/DC converter for efficient power delivery

Digital Isolators Applications

• Automotive telematics systems
• Advanced driver assistance systems (ADAS)
• Inverter gate drive control

Digital Isolators Procurement Notes

Verify the specific suffix 'IUR' corresponds to the tape-and-reel packaging configuration required for your assembly line. Confirm that the 16-lead SSOP package dimensions align with your PCB footprint specifications. Ensure the component meets the necessary AEC-Q100 standards for your specific automotive application requirements before finalizing procurement.

Digital Isolators Selection Notes

Select this component when high-channel count isolation is required in space-constrained automotive designs. The integrated DC/DC converter simplifies board layout by eliminating external isolated power supplies. Consider the 150 Mb/s data rate limit and 100 kV/µs CMTI when evaluating compatibility with high-speed communication protocols or noisy power electronics environments.

Digital Isolators Part Context

This part belongs to the Si86S6x family of automotive digital isolators from Skyworks Solutions. The series combines high-speed isolation with integrated power conversion capabilities. It is engineered to replace bulky optocouplers in modern automotive architectures, offering superior performance in terms of speed, size, and reliability for critical vehicle subsystems.

Digital Isolators Replacement Considerations

Direct substitutes include other parts within the Si86S6x family, such as the SI86S640BC-AS1R or SI86S640EB-AU, depending on the required insulation voltage level and package type. Verify channel directionality and operating temperature ranges when cross-referencing with alternative Skyworks isolator models.