SI86SL42HC-IS1R

Digital Isolators Overview

The SI86SL42HC-IS1R is a digital isolator from Skyworks Solutions featuring four unidirectional channels with capacitive coupling technology. It provides an isolation voltage rating of 3.75 kVrms and operates within a supply voltage range of 2.375 V to 5.5 V. The device utilizes a 16-pin SOIC-NB package and supports data rates up to 150 Mb/s. Key timing parameters include a propagation delay of 8 ns, rise/fall times of 4 ns, and a pulse width distortion of 25 ns. It functions reliably across a temperature range of -40°C to +125°C.

Digital Isolators Feature Summary

• Four-channel unidirectional signal isolation using capacitive coupling
• High insulation voltage rating for robust noise immunity
• Low power consumption design optimized for energy efficiency
• Wide operating temperature range for industrial reliability

Digital Isolators Applications

• Industrial automation control systems
• Power metering equipment interfaces
• Inverter motor drive circuits
• Grid infrastructure communication modules

Digital Isolators Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific IS1R suffix indicates reel packaging configuration. Ensure compliance with RoHS directives and check for moisture sensitivity level requirements during storage and handling procedures prior to assembly.

Digital Isolators Selection Notes

Select this component when four isolated bidirectional paths are required in space-constrained designs. The low power profile suits battery-operated or thermally sensitive applications. Verify that the 3.75 kVrms isolation barrier meets system safety standards. Ensure the SOIC-NB footprint aligns with existing PCB layout constraints.

Digital Isolators Part Context

This part belongs to the Si86SL4x series, designed as a low-power alternative to traditional optocouplers. It replaces legacy discrete solutions by integrating multiple channels into a single compact package. The series emphasizes reduced board area and improved signal integrity compared to older isolation technologies.

Digital Isolators Replacement Considerations

Direct replacements include SI86SL42HC-IS1 (tube) and SI86SL42BC-IS1R. Cross-series substitutes like SI8642 require verification of voltage and speed compatibility.