SI82390AD-AS

Isolators - Gate Drivers Overview

The SI82390AD-AS is a dual-channel, galvanically isolated gate driver from Skyworks Solutions. It features capacitive coupling technology for signal transmission across the isolation barrier. The device provides 4 A peak output current and supports high-speed switching with a maximum propagation delay of 40 ns. It operates within an extended temperature range of -40°C to +125°C. Key electrical parameters include a 2500 Vrms isolation voltage and a 6 V under-voltage lockout (UVLO). The component is housed in a 16-pin SOIC-Wide package and is designed for automotive applications requiring high electromagnetic immunity.

Isolators - Gate Drivers Feature Summary

• Automotive-grade qualification ensuring reliability in harsh environments
• High electromagnetic immunity for robust noise rejection
• Capacitive coupling technology for durable signal isolation

Isolators - Gate Drivers Applications

• Automotive powertrain control systems
• Motor drive inverters
• Isolated DC-DC converter interfaces

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'AS' against the manufacturer's official datasheet to confirm pinout compatibility and functional specifications. Ensure that the automotive grade requirements align with your system's environmental standards. Cross-reference the 16-SOIC package dimensions with your PCB layout constraints before finalizing procurement decisions.

Isolators - Gate Drivers Selection Notes

Select this component when high-speed isolation with automotive reliability is required. The 4 A drive strength suits medium-power MOSFETs and IGBTs. Consider the 6 V UVLO threshold for low-side driving configurations. Verify that the 2500 Vrms isolation rating meets the safety requirements of the target application circuit.

Isolators - Gate Drivers Part Context

This part belongs to the Si8239x family of isolated gate drivers. It shares architectural similarities with other models in the series but differs in specific insulation ratings and automotive certification status. The family utilizes Skyworks' proprietary capacitive isolation technology to provide reliable performance in electric vehicle and industrial power electronics applications.

Isolators - Gate Drivers Replacement Considerations

Check for direct substitutes within the Si8239x family such as the SI82390BD-AS or SI82390CD-IS. Verify that alternative parts match the 16-SOIC package and 4 A output current capability. Confirm that any replacement maintains the required automotive qualification and isolation voltage specifications.