SI82397AD-AS3R

Isolators - Gate Drivers Overview

The SI82397AD-AS3R is a dual-channel, galvanically isolated gate driver from Skyworks Solutions. It features capacitive coupling technology with a 3250 Vrms isolation voltage and operates within a -40°C to +125°C temperature range. The device provides 4 A output current capability with a maximum propagation delay of 40 ns. It utilizes a 14-SOIC wide package and supports non-inverting logic configuration. The component is qualified under AEC-Q100 standards for automotive applications.

Isolators - Gate Drivers Feature Summary

• Capacitive coupling architecture for high electromagnetic immunity
• Dual isolated channels with 3250 Vrms insulation rating
• Automotive qualification compliant with AEC-Q100 standards

Isolators - Gate Drivers Applications

• Automotive powertrain control systems
• Industrial motor drives
• High-voltage inverter circuits

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix AS3R against official Skyworks documentation to confirm package type and reel specifications. Ensure compatibility with system isolation requirements and thermal management constraints before procurement. Cross-reference part numbers with authorized distributors to avoid counterfeit components.

Isolators - Gate Drivers Selection Notes

Select this component when high-speed switching with robust isolation is required. The 4 A drive strength suits medium-power MOSFETs or IGBTs. Consider the 14-SOIC footprint for PCB layout constraints. Verify that the 6 V UVLO threshold aligns with the control logic supply voltage.

Isolators - Gate Drivers Part Context

This device belongs to the Si8239x family of isolated gate drivers. It shares architectural similarities with other models in the series but differs in specific electrical parameters and packaging options. The family targets applications requiring reliable signal transmission across isolation barriers in noisy environments.

Isolators - Gate Drivers Replacement Considerations

Check Skyworks datasheets for direct pin-compatible alternatives within the Si8239x series. Verify that any substitute maintains the same 3250 Vrms isolation rating and 4 A output current capability. Confirm AEC-Q100 qualification if automotive usage is intended.