SI8271GA-IS

Isolators - Gate Drivers Overview

The SI8271GA-IS is a single-channel galvanically isolated gate driver manufactured by Skyworks Solutions Inc. It utilizes radio frequency coupling technology to provide high-speed signal transmission with low latency and skew. The device features a peak output current of 4 A and supports an output supply voltage range of 4.2 V to 30 V. 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 offers a minimum common-mode transient immunity of 200 kV/µs and operates within a temperature range of -40°C to +125°C.

Isolators - Gate Drivers Feature Summary

• High common-mode transient immunity for reliable operation in noisy environments
• Low latency and skew characteristics suitable for high-speed switching applications
• Integrated under-voltage lockout (UVLO) functionality for safe driving

Isolators - Gate Drivers Applications

• Industrial motor drives
• Inverter systems
• Power supply control circuits

Isolators - Gate Drivers Procurement Notes

Verify the specific package variant and insulation rating against project requirements before ordering. Confirm that the 8-SOIC surface-mount form factor aligns with the PCB layout constraints. Ensure the operating temperature range meets the environmental specifications of the final assembly. Cross-reference the datasheet for any recent updates regarding certification or compliance standards.

Isolators - Gate Drivers Selection Notes

Select this component when a single-channel isolated driver with high CMTI is required. Consider the 4 A peak output capability for driving power MOSFETs or IGBTs. Evaluate the 1 kVrms isolation voltage against the system's safety requirements. Compare performance metrics such as propagation delay and rise/fall times against alternative drivers to ensure timing compatibility.

Isolators - Gate Drivers Part Context

This part belongs to the Si827x series of digital isolators from Skyworks Solutions. It is designed for applications requiring robust isolation between control logic and power stages. The series emphasizes speed and reliability through proprietary RF coupling technology, distinguishing it from traditional optical isolators.

Isolators - Gate Drivers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.