SI8662BB-AU

Digital Isolators Overview

The SI8662BB-AU is a Skyworks Solutions digital isolator featuring six 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 insulation voltage of 2500 Vrms and is housed in a QSOP-16 package. Key electrical parameters include a propagation delay of 8 ns, a maximum power dissipation of 415 mW, and a typical operating supply current of 7.9 mA. It functions reliably across a temperature range of -40°C to +125°C.

Digital Isolators Feature Summary

• Integrates six independent unidirectional signal paths for comprehensive channel isolation.
• Utilizes high-reliability capacitive coupling architecture for robust signal transmission.
• Includes integrated on-chip DC/DC converter functionality for efficient power management.

Digital Isolators Applications

• Automotive electronic control units requiring AEC-Q100 compliance
• Industrial motor drive systems
• Power supply feedback loops

Digital Isolators Procurement Notes

Verify the specific suffix 'AU' against official Skyworks documentation to confirm the QSOP-16 package configuration. Ensure that the ordering information matches the required automotive qualification standards and thermal specifications. Cross-reference datasheet details to validate pinout assignments and ensure compatibility with target PCB layouts before finalizing procurement orders.

Digital Isolators Selection Notes

Select this component when six isolated channels are required for unidirectional signaling in space-constrained designs. The QSOP-16 package offers a compact footprint suitable for dense circuit boards. Consider the 150 Mb/s data rate capability and low propagation delay for applications demanding fast response times in industrial or automotive environments.

Digital Isolators Part Context

This part belongs to the Si866x family of digital isolators from Skyworks Solutions. The series is characterized by its integration of high-speed isolation capabilities with on-chip power conversion features. These devices are designed to replace traditional optocouplers, offering superior performance metrics including higher data rates, lower power consumption, and enhanced reliability for modern electronic systems.

Digital Isolators Replacement Considerations

Consult official Skyworks substitution guides for verified alternatives. Generic cross-references may not match the specific QSOP-16 package dimensions or internal die configurations. Verify functional equivalence regarding insulation voltage ratings and channel count before implementing any substitute components.