SI86S640HE-AS2

Digital Isolators Overview

The SI86S640HE-AS2 is a Skyworks Solutions automotive-grade digital isolator featuring four unidirectional channels with capacitive coupling technology. It provides a high isolation voltage of 6000 Vrms and supports data rates up to 150 Mbps. The device offers a common-mode transient immunity (CMTI) of 150 kV/µs, ensuring reliable signal transmission in electrically noisy environments. Packaged in a 16-pin SOIC-WB-16 surface-mount format, it operates within an extended temperature range suitable for demanding automotive applications.

Digital Isolators Feature Summary

• Automotive-grade reliability with high insulation voltage
• High common-mode transient immunity for noise rejection
• Capacitive coupling technology for robust signal integrity

Digital Isolators Applications

• Automotive powertrain control systems
• Electric vehicle battery management systems
• Motor drive interfaces
• Inverter gate driver isolation

Digital Isolators Procurement Notes

Verify the specific suffix AS2 against official Skyworks documentation to confirm package type and tape-and-reel configuration. Ensure compatibility with automotive qualification standards required for your application. Cross-reference the datasheet for exact thermal and electrical limits before finalizing procurement specifications.

Digital Isolators Selection Notes

Select this component when high isolation voltage and automotive certification are mandatory. Compare CMTI ratings against system noise levels to ensure signal integrity. Verify channel count and directionality requirements match the interface design. Consider package dimensions for PCB layout constraints.

Digital Isolators Part Context

This part belongs to the Si86S6x series of automotive digital isolators from Skyworks Solutions. It complements other variants like the SI86S640BC and SI86S640EE by offering specific packaging and performance characteristics tailored for high-voltage automotive environments. The series focuses on providing robust isolation for critical vehicle subsystems.

Digital Isolators Replacement Considerations

Direct substitutes include SI86S640HE-IS2 and SI86S640HE-AS2R. Verify pinout compatibility and electrical parameters such as propagation delay and supply voltage ranges. Ensure the replacement maintains the required automotive grade and isolation voltage specifications.