SI86S641EB-IU

Digital Isolators Overview

The SI86S641EB-IU is a general-purpose digital isolator from Skyworks Solutions Inc. It features four unidirectional channels with a data rate of 150 Mbps. The device provides an isolation voltage of 2500 Vrms and a common-mode transient immunity (CMTI) of 100 kV/µs. It operates within a supply voltage range of 2.25 V to 5.5 V. The component is housed in a 16-SSOP package, measuring 3.90 mm in width. It supports a wide operating temperature range from -40°C to +125°C.

Digital Isolators Feature Summary

• Capacitive coupling technology for signal transmission across isolation barriers
• Four-channel unidirectional data path configuration
• High common-mode transient immunity capability
• Wide operating temperature range suitable for industrial environments

Digital Isolators Applications

• General purpose digital isolation
• Industrial automation systems
• Power monitoring and control circuits
• Motor drive interfaces

Digital Isolators Procurement Notes

Verify the specific suffix 'IU' corresponds to the 16-SSOP package variant when sourcing. Confirm that the required isolation rating of 2500 Vrms meets system safety standards. Ensure the unidirectional channel configuration aligns with the circuit design requirements. Check for RoHS compliance status through official manufacturer documentation prior to final procurement decisions.

Digital Isolators Selection Notes

Select this component for applications requiring four isolated channels with moderate speed up to 150 Mbps. The 100 kV/µs CMTI rating is suitable for noisy environments with fast switching transients. Consider the 16-SSOP footprint for PCB layout constraints. This part is appropriate where bidirectional communication is not required, simplifying the interface design compared to dual-directional isolators.

Digital Isolators Part Context

This device belongs to the Si86S6x series of digital isolators. It utilizes capacitive isolation technology, which offers high reliability and low power consumption compared to magnetic or optical alternatives. The series is designed for robust performance in demanding electronic applications requiring galvanic isolation between different voltage domains.

Digital Isolators Replacement Considerations

SI86S641BB-AU is listed as a parameter-equivalent alternative. Verify package compatibility and electrical specifications before substitution. Other variants in the Si86S6xx family may offer different isolation ratings or channel configurations.