SI86SL40EC-IS1

Digital Isolators Overview

The SI86SL40EC-IS1 is a low-power, four-channel digital isolator from Skyworks Solutions. It provides 3750 Vrms isolation voltage with unidirectional signal paths. The device supports data rates up to 150 Mb/s and offers a common-mode transient immunity of 100 kV/µs. Operating on supply voltages between 2.5 V and 5.5 V, it features propagation delays of 8 ns typical. Packaged in a 16-lead SOIC-NB (0.154 inch width), it operates within a temperature range of -40°C to +125°C.

Digital Isolators Feature Summary

• Capacitive coupling technology for robust galvanic isolation
• High common-mode transient immunity of 100 kV/µs
• Low power consumption suitable for energy-efficient designs
• Wide operating supply voltage range supporting 2.5 V to 5.5 V logic

Digital Isolators Applications

• Industrial automation control systems
• Power monitoring and measurement equipment
• Inverter and motor drive interfaces
• General-purpose isolated communication links

Digital Isolators Procurement Notes

Verify component authenticity through authorized Skyworks distributors or certified partners. Confirm the specific suffix matches the required package and tape/reel specifications. Check current availability status as supply may be limited. Ensure storage conditions comply with moisture sensitivity levels prior to reflow soldering. Validate that the selected variant meets all environmental and qualification requirements for the target application.

Digital Isolators Selection Notes

Select this component when high-speed unidirectional isolation is required alongside low power constraints. The 150 Mb/s data rate suits applications needing faster response than standard isolators. The 100 kV/µs CMTI rating ensures reliability in noisy environments with rapid voltage changes. Choose the EC-IS1 suffix for tube packaging if reel options are not needed. Consider the 16-pin narrow body footprint for space-constrained PCB layouts.

Digital Isolators Part Context

This part belongs to the SI86SL4x series of digital isolators designed for general-purpose applications. It complements other Skyworks isolators by offering higher speed and better transient immunity compared to older generations. The series utilizes advanced capacitive isolation technology to replace traditional magnetic transformers. It fits into interface IC categories requiring reliable signal transmission across potential barriers.

Digital Isolators Replacement Considerations

Direct replacements include SI86SL40FC-IS1 and SI86SL40EC-IS1R for different packaging variants. Verify pinout compatibility and electrical parameters before substitution. Ensure the alternative part meets the same isolation voltage and CMTI requirements. Check for any differences in propagation delay or power consumption that might affect system timing.