SI8712AC-B-IP

Digital Isolators Overview

The SI8712AC-B-IP is a single-channel digital isolator from Skyworks Solutions, designed as an optocoupler replacement in an 8-DIP Gull Wing package. It utilizes capacitive coupling technology to provide electrical isolation with a rated insulation voltage of 3750 Vrms. The device supports data rates up to 15 Mb/s and features a propagation delay of 60 ns. It operates within a supply voltage range of 3 V to 30 V, consuming a typical operating current of 1.7 mA. The component is qualified under AEC-Q100 standards for automotive applications and functions reliably across a temperature range of -40°C to +125°C.

Digital Isolators Feature Summary

• Provides galvanic isolation via capacitive coupling technology
• Designed as a direct replacement for traditional optocouplers
• Qualified for automotive reliability standards
• Supports high common-mode transient immunity

Digital Isolators Applications

• Automotive electronic control units
• Industrial motor control systems
• Power supply feedback loops
• General-purpose signal isolation interfaces

Digital Isolators Procurement Notes

Verify the specific suffix 'IP' against official Skyworks documentation to confirm the exact pinout and package variant, as distribution listings may vary. Confirm AEC-Q100 qualification status if required for automotive integration. Check lifecycle status, as some sources indicate this specific part number may be obsolete or superseded by newer revisions within the Si871x family. Ensure compatibility with existing PCB footprints before procurement.

Digital Isolators Selection Notes

Select this component when a unidirectional, single-channel isolator is required for replacing legacy optocouplers in space-constrained designs. The 8-DIP Gull Wing package offers a familiar form factor for through-hole or surface-mount assembly. Consider the 15 Mb/s data rate and 60 ns delay for moderate-speed digital signals. Verify that the 3750 Vrms isolation rating meets the system's safety requirements.

Digital Isolators Part Context

This part belongs to the Si871x series of digital isolators from Skyworks Solutions. The series is characterized by its use of silicon dioxide (SiO2) isolation technology, offering higher reliability and lower power consumption compared to optical devices. The Si8712AC variant specifically denotes a single-channel configuration with AC coupling capabilities and automotive qualification.

Digital Isolators Replacement Considerations

Check for updated part numbers such as SI8712AC-B-IS or other suffixes in the Si871x family, as the IP variant may be discontinued. Ensure pin-to-pin compatibility if substituting in existing designs. Review datasheet revisions for any changes in electrical characteristics or recommended footprint dimensions.