SI8273GB-AS1

Isolators - Gate Drivers Overview

The SI8273GB-AS1 is a single-channel, automotive-grade, galvanically isolated gate driver from Skyworks Solutions. It features high common-mode transient immunity and a 2.5 kVrms isolation voltage. The device supports both high-side and low-side configurations with a SOIC-16 package. Key electrical parameters include a maximum propagation delay of 75 ns, rise time of 16 ns, and fall time of 18 ns. It operates within a temperature range of -40°C to +125°C, consumes 10 mA of supply current, and delivers a 4 mA output current at a 3 V output voltage.

Isolators - Gate Drivers Feature Summary

• Automotive-grade design with high common-mode transient immunity
• Galvanic isolation via radio frequency coupling technology
• Supports high-side and low-side switching configurations
• Low latency and skew characteristics for precise timing

Isolators - Gate Drivers Applications

• Automotive power electronics systems
• High-speed motor control applications
• Industrial inverter drives
• Isolated DC-DC converter topologies

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix AS1 against official Skyworks documentation to confirm pinout compatibility and packaging type. Ensure the procurement channel provides valid traceability for automotive-grade components. Cross-reference the manufacturer part number with the latest datasheet revision to avoid obsolete or variant mismatches during integration.

Isolators - Gate Drivers Selection Notes

Select this component when automotive reliability and high CMTI are required for isolated gate driving. The 2.5 kVrms isolation rating suits applications needing robust noise rejection. Consider the 75 ns propagation delay and 16/18 ns transition times for high-frequency switching requirements. Validate thermal performance within the specified -40°C to +125°C operating range for the target environment.

Isolators - Gate Drivers Part Context

This part belongs to the Si8273 series of isolated gate drivers from Skyworks Solutions. The series utilizes RF coupling technology to provide galvanic isolation without traditional optical components. The SI8273GB-AS1 specifically targets automotive applications requiring high reliability and fast switching speeds in a compact SOIC-16 package.

Isolators - Gate Drivers Replacement Considerations

Consult official Skyworks substitution guides for verified alternatives. Generic replacements may not match the specific automotive grade or CMTI specifications.