SI8662AB-AS1R

Digital Isolators Overview

The SI8662AB-AS1R is a six-channel digital isolator from Skyworks Solutions, utilizing capacitive coupling technology. It operates within a supply voltage range of 2.5 V to 5.5 V and supports data rates up to 1 Mb/s. The device provides an insulation voltage of 2500 Vrms with a common-mode transient immunity of 35 kV/µs. It features four forward channels and two reverse channels in a 16-SOIC narrow package. Key electrical parameters include a propagation delay of 35 ns, rise/fall times of 4 ns, and a power dissipation of 415 mW. It functions reliably between -40°C and +125°C.

Digital Isolators Feature Summary

• Six-channel general-purpose digital isolation using capacitive coupling
• High common-mode transient immunity for noise rejection
• Unidirectional signal transmission capability
• AEC-Q100 qualified for automotive reliability standards

Digital Isolators Applications

• Automotive electronic control units
• Industrial communication interfaces
• Power supply monitoring circuits
• General-purpose isolated data links

Digital Isolators Procurement Notes

Verify the specific suffix AS1R against official Skyworks documentation to confirm packaging configuration. Ensure compatibility with moisture sensitivity levels and reflow soldering profiles during assembly. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and traceability before procurement.

Digital Isolators Selection Notes

Select this component when unidirectional isolation is required at lower data rates. The 16-SOIC narrow package suits space-constrained designs. Verify that the 2500 Vrms insulation rating meets system safety requirements. Consider the 35 ns propagation delay for timing-sensitive applications within the specified temperature range.

Digital Isolators Part Context

This part belongs to the Si86xx series of digital isolators. It shares architectural similarities with other models in the family but differs in channel count and speed specifications. The series utilizes proprietary CMOS process technology for high reliability and low power consumption across various industrial and automotive applications.

Digital Isolators Replacement Considerations

SI8662AB-B-IS1R offers identical electrical performance with different packaging options.