SI8650BD-AS

Digital Isolators Overview

The SI8650BD-AS is a five-channel unidirectional 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 150 Mb/s. The device provides an insulation voltage of 5000 Vrms and features a propagation delay of 8 ns. It is housed in a 16-pin SOIC package and functions reliably across a temperature range of -40 °C to +125 °C.

Digital Isolators Feature Summary

• Provides high-voltage isolation via capacitive coupling for signal transmission between isolated circuits
• Supports high-speed data communication with low propagation delay characteristics
• Operates without start-up initialization requirements for immediate functionality
• Designed for automotive applications with robust reliability specifications

Digital Isolators Applications

• Automotive electronic control units requiring galvanic isolation
• Industrial communication interfaces such as CAN and LIN bus systems
• Power conversion systems needing feedback loop isolation
• Medical equipment requiring patient isolation barriers

Digital Isolators Procurement Notes

Verify the specific suffix AS against official Skyworks documentation to confirm automotive qualification status and exact insulation ratings. Ensure the ordering part number matches the required package width and lead frame finish. Cross-reference datasheet revision dates to validate parameter consistency before procurement.

Digital Isolators Selection Notes

Select this component when five independent unidirectional channels are required within a single package. Consider the 5000 Vrms insulation rating for high-noise environments. Evaluate the 150 Mb/s data rate against system timing requirements. Confirm compatibility with the target supply voltage range of 2.5 V to 5.5 V.

Digital Isolators Part Context

This device belongs to the Si865x family of ultra-low-power digital isolators. The family offers CMOS-based solutions combining high speed with small form factors. The SI8650BD-AS variant specifically targets automotive markets, providing enhanced reliability compared to standard industrial grades.

Digital Isolators Replacement Considerations

Check Skyworks documentation for direct pin-compatible alternatives within the Si865x series. Verify if variants like SI8650BD-B-IS meet identical electrical and qualification requirements. Ensure substitute parts maintain the same channel count and insulation voltage ratings.