SI8650BD-ASR

Digital Isolators Overview

The SI8650BD-ASR is an automotive-grade digital isolator from the Si865x series, manufactured by Skyworks Solutions. It features five unidirectional channels with a 150 Mb/s data rate and 5000 Vrms insulation voltage. The device utilizes capacitive coupling isolation technology and operates within a supply voltage range of 2.375 V to 5.5 V. It exhibits a propagation delay of 8 ns and supports an operating temperature range from -40 °C to +125 °C. Packaged in a SOIC-16 wide body format, it meets AEC-Q100 qualification standards for automotive applications.

Digital Isolators Feature Summary

• Provides high-voltage galvanic isolation via capacitive coupling technology
• Supports high-speed data transmission up to 150 Mb/s
• Includes integrated shutdown functionality for power management
• Qualified for harsh automotive environments under AEC-Q100 standards

Digital Isolators Applications

• Automotive battery management systems
• Inverter control circuits
• On-board charger interfaces
• Motor drive isolation

Digital Isolators Procurement Notes

Verify the specific suffix 'ASR' corresponds to the tape-and-reel packaging configuration required for automated assembly processes. Confirm that the component meets the necessary AEC-Q100 reliability standards for your specific automotive application tier. Ensure compatibility with the SOIC-16 footprint during PCB layout verification.

Digital Isolators Selection Notes

Select this component when five isolated channels are required for bidirectional or unidirectional signal transfer in high-noise automotive environments. Consider the 5000 Vrms isolation rating for safety-critical applications. Evaluate the 8 ns propagation delay against system timing requirements. Compare power consumption characteristics against alternative isolators if low-power operation is a primary design constraint.

Digital Isolators Part Context

This part belongs to the Si865x family of digital isolators, which are designed for robust performance in electric vehicle and industrial markets. The family offers various channel counts and isolation voltages. The SI8650BD variant specifically provides a wide-body package option to accommodate higher creepage distances, enhancing safety compliance in high-voltage automotive systems.

Digital Isolators Replacement Considerations

Check SI8650BD-AS for tube packaging alternatives. Verify SI8650EB-B-IUR for lower isolation voltage requirements. Consult official Skyworks documentation for direct pin-compatible substitutes within the Si865x series.