SI8662BD-B-IS

Digital Isolators Overview

The SI8662BD-B-IS is a six-channel digital isolator from Skyworks Solutions, utilizing capacitive coupling technology. It features four forward and two reverse channels with a data rate of 150 Mbps. The device offers an insulation voltage of 5000 Vrms and a common-mode transient immunity of 35 kV/µs. Operating supply voltage ranges from 2.5 V to 5.5 V, with propagation delays of 13 ns. It operates within a temperature range of -40°C to +125°C and is housed in a 16-SOIC package.

Digital Isolators Feature Summary

• Capacitive coupling isolation technology for high reliability
• High common-mode transient immunity of 35 kV/µs
• No start-up initialization required for immediate operation
• Wide operating supply voltage range supporting 2.5 V to 5.5 V

Digital Isolators Applications

• Industrial automation systems
• Power metering equipment
• Inverter control circuits
• General-purpose isolated communication interfaces

Digital Isolators Procurement Notes

Verify the specific suffix 'B' indicates the wide SOIC-16 package variant when sourcing. Confirm that the 'IS' designation aligns with the required lead-free and halogen-free compliance standards. Ensure the order quantity matches the tube packaging format typically associated with this part number rather than tape-and-reel variants. Cross-reference the manufacturer part number directly with official Skyworks documentation to avoid confusion with similar channel configurations.

Digital Isolators Selection Notes

Select this component when bidirectional or mixed-directional isolation is required across six independent channels. The 150 Mbps speed suits applications needing faster data throughput than standard optocouplers provide. Consider the 5000 Vrms insulation rating for high-voltage separation needs. The wide temperature range makes it suitable for harsh industrial environments where thermal stability is critical for signal integrity.

Digital Isolators Part Context

This part belongs to the Si866x family of digital isolators, which are designed to replace traditional optocouplers. The family offers smaller form factors and lower power consumption compared to legacy technologies. The SI8662BD-B-IS specifically addresses applications requiring asymmetric channel directionality with four inputs and two outputs.

Digital Isolators Replacement Considerations

Public confirmed substitute part numbers include SI8662BC-B-IS1 and SI8663BD-B-IS. Verify package compatibility and channel directionality before substitution. Note that alternative parts may differ in insulation voltage ratings or transient immunity specifications.