SI8273GB-IS1

Isolators - Gate Drivers Overview

The SI8273GB-IS1 is a single-channel, galvanically isolated gate driver from Skyworks Solutions. It features high common-mode transient immunity and operates with an isolation voltage of 2.5 kVrms. The device supports a supply voltage range of 2.5 V to 5.5 V and delivers a peak output current of 4 A. Key electrical parameters include a maximum propagation delay of 75 ns, a rise time of 16 ns, and a fall time of 18 ns. It is qualified under AEC-Q100 standards for automotive applications and functions within a temperature range of -40°C to +125°C.

Isolators - Gate Drivers Feature Summary

• Provides galvanic isolation with high common-mode transient immunity for reliable signal transmission in noisy environments.
• Delivers strong drive capability with a 4 A peak output current suitable for driving power switches.
• Ensures fast switching performance with low latency and skew characteristics for high-speed applications.

Isolators - Gate Drivers Applications

• Automotive power electronics systems
• Motor control drives
• Industrial inverters

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'IS1' against official Skyworks documentation to confirm package type and tape/reel specifications. Ensure the component meets AEC-Q100 qualification requirements if intended for automotive use. Cross-reference the datasheet for exact pinout and thermal dissipation limits before integration.

Isolators - Gate Drivers Selection Notes

Select this component when a single-channel isolated driver with high CMTI is required. It is suitable for applications needing robust isolation up to 2.5 kVrms. Consider the 4 A output current and 75 ns delay for timing-sensitive designs. Verify compatibility with the target logic levels and supply voltages.

Isolators - Gate Drivers Part Context

This part belongs to the Si8273 series of isolated gate drivers. It utilizes RF coupling technology for signal transmission across the isolation barrier. The series is designed for high reliability in demanding industrial and automotive environments, offering superior performance compared to traditional optical isolators.

Isolators - Gate Drivers Replacement Considerations

Check Skyworks official substitution lists for direct replacements. Verify that any alternative maintains the same channel count, isolation voltage, and output current capabilities. Ensure the replacement package matches the SOIC-16 form factor for board compatibility.