SI8635BB-ASR

Digital Isolators Overview

The SI8635BB-ASR is an automotive-grade digital isolator from Skyworks Solutions, featuring three unidirectional channels with 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 isolation voltage of 2500 Vrms and exhibits a propagation delay of 8 ns. It is housed in a 16-SOIC package (7.50 mm width) and functions reliably across a temperature range of -40°C to +125°C.

Digital Isolators Feature Summary

• Automotive qualification compliant with AEC-Q100 standards for reliability
• Capacitive coupling technology ensures high common-mode transient immunity
• Unidirectional signal transmission with low power consumption characteristics

Digital Isolators Applications

• Automotive gate driver circuits
• Inverter control systems
• Motor drive interfaces

Digital Isolators Procurement Notes

Verify the specific suffix 'ASR' indicates reel packaging when sourcing components. Confirm that the part meets current RoHS compliance requirements and matches the intended automotive grade specifications. Ensure the supplier provides valid traceability documentation for the manufacturing lot to guarantee authenticity and quality assurance during procurement.

Digital Isolators Selection Notes

Select this component for applications requiring robust galvanic isolation in noisy environments. The 150 Mb/s data rate suits high-speed communication needs. Consider the SOIC-16 package dimensions for PCB layout constraints. Verify that the operating temperature range aligns with the environmental conditions of the target system design.

Digital Isolators Part Context

This device belongs to the si863x series of digital isolators manufactured by Skyworks Solutions. It utilizes proprietary iCoupler technology based on silicon dioxide insulation. The series is designed to replace traditional magnetic isolators while offering superior performance in size, power, and reliability metrics for modern electronic systems.

Digital Isolators Replacement Considerations

Check for direct substitutes within the si863x family, such as the SI8635BB-AS, noting differences in packaging format. Ensure any replacement maintains the same channel count, isolation voltage rating, and automotive qualification status to preserve system integrity.

Digital Isolators FAQ

What is the maximum common-mode transient immunity of the SI8635BB-ASR?

The device offers a common-mode transient immunity of 60 kV/µs.

Does the SI8635BB-ASR include a shutdown function?

No, the standard SI8635BB-ASR configuration does not include a dedicated shutdown pin or function.