SI86S641HC-AS1

Digital Isolators Overview

The SI86S641HC-AS1 is an automotive-grade digital isolator from Skyworks Solutions featuring four unidirectional channels. It utilizes capacitive coupling technology to provide 3.75 kVrms isolation voltage. The device supports a data rate of 150 Mbps with a maximum propagation delay of 42 ns. It operates within a supply voltage range of 2.5 V to 5.5 V and functions across a temperature range of -40°C to +125°C. Packaged in a 16-pin SOIC-NB, it is AEC-Q100 qualified for automotive applications.

Digital Isolators Feature Summary

• Four-channel unidirectional signal isolation using capacitive coupling
• Automotive qualification compliant with AEC-Q100 standards
• High insulation voltage rating of 3.75 kVrms
• Wide operating temperature range suitable for harsh environments

Digital Isolators Applications

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

Digital Isolators Procurement Notes

Verify the specific suffix AS1 against the manufacturer's latest datasheet to ensure correct packaging and tape-and-reel specifications. Confirm that the component meets current AEC-Q100 reliability requirements for your target automotive application. Check for any product change notifications or lifecycle status updates directly from Skyworks Solutions before finalizing procurement plans.

Digital Isolators Selection Notes

Select this component when four isolated bidirectional or unidirectional channels are required in space-constrained automotive designs. The low propagation delay and high data rate make it suitable for high-speed SPI and I2C interfaces. Ensure the system voltage levels match the 2.5 V to 5.5 V input/output ranges. Consider the SOIC-NB package dimensions for PCB layout compatibility.

Digital Isolators Part Context

This part belongs to the Si86S6x series of automotive digital isolators. It complements other Skyworks isolators like the SI86S642HC by offering specific channel configurations and performance metrics tailored for electric vehicle power electronics. The series emphasizes reliability and high-voltage isolation in compact packages.

Digital Isolators FAQ

What is the maximum data rate supported by the SI86S641HC-AS1?

The device supports a maximum data rate of 150 Mbps.

Is the SI86S641HC-AS1 suitable for automotive applications?

Yes, it is AEC-Q100 qualified and designed for automotive environments.