SI8635BC-B-IS1

Digital Isolators Overview

The SI8635BC-B-IS1 is a Skyworks Solutions digital isolator featuring three channels with unidirectional signal transmission. It utilizes capacitive coupling technology to provide an insulation voltage of 3750 Vrms. The device supports data rates up to 150 Mb/s and operates within a supply voltage range of 2.5 V to 5.5 V. Key electrical parameters include a propagation delay of 8 ns, rise and fall times of 4 ns, and a pulse width distortion of 0.2 ns. It functions reliably across a temperature range of -40°C to +125°C and is housed in a SOIC-Narrow-16 package.

Digital Isolators Feature Summary

• Capacitive coupling isolation for high-speed general-purpose applications
• Unidirectional signal transmission with three independent channels
• Wide operating supply voltage range supporting 2.5 V to 5.5 V systems

Digital Isolators Applications

• Automotive electronic control units requiring AEC-Q100 qualification
• Industrial automation systems needing robust galvanic isolation
• Power conversion circuits utilizing high-voltage isolation barriers

Digital Isolators Procurement Notes

Verify the specific suffix codes against official Skyworks documentation to confirm package type and tape/reel specifications. Ensure the component meets required automotive or industrial standards if applicable. Cross-reference the manufacturer part number with authorized distributor listings to validate authenticity and current production status before procurement.

Digital Isolators Selection Notes

Select this component when a three-channel unidirectional isolator with 3750 Vrms insulation is required. It is suitable for designs demanding 150 Mbps data rates and operation up to 125°C. Consider the SOIC-16 footprint for PCB layout compatibility. Verify that the unidirectional nature aligns with the system's signal flow requirements.

Digital Isolators Part Context

This part belongs to the SI863x series of digital isolators from Skyworks Solutions. The series offers various channel counts and insulation voltages. The SI8635 variant specifically provides three channels with high-speed performance. It is designed to replace optocouplers in modern electronic designs for improved reliability and lower power consumption.

Digital Isolators Replacement Considerations

Check SI8635BB-AS for 2.5 kV isolation variants. Compare SI8631EC-B-IS1 for similar channel counts with different insulation ratings. Verify pinout compatibility with existing designs when substituting.