SI8275GB-AM1R

Isolators - Gate Drivers Overview

The SI8275GB-AM1R is a dual-channel, galvanically isolated gate driver from Skyworks Solutions. It utilizes radio frequency coupling technology to provide 2500Vrms isolation voltage. The device features a peak output current of 4A and supports an output supply voltage range of 4.2V to 30V. Key electrical parameters include a maximum propagation delay of 75ns, typical rise time of 10.5ns, and typical fall time of 13.3ns. It operates within a temperature range of -40°C to +125°C and is housed in a 14-QFN (5x5) package.

Isolators - Gate Drivers Feature Summary

• High common-mode transient immunity for robust signal integrity
• Radio frequency coupling for compact isolation design
• Dual independent channel configuration

Isolators - Gate Drivers Applications

• Automotive power electronics
• Industrial motor drives
• Inverter systems

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'AM1R' against the manufacturer's official documentation to confirm the reel packaging format and exact pinout configuration. Ensure that the component meets all relevant automotive qualification standards required for your specific application environment before finalizing procurement.

Isolators - Gate Drivers Selection Notes

Select this component when high-speed switching with minimal latency is critical. The dual-channel architecture allows for synchronized control of high-side and low-side switches. Consider the 14-QFN footprint for space-constrained PCB layouts requiring strong galvanic isolation capabilities.

Isolators - Gate Drivers Part Context

This part belongs to the SI8275 series of isolated gate drivers designed for high-performance applications. It represents a solution combining RF coupling benefits with automotive-grade reliability requirements, targeting markets demanding high CMTI and precise timing control.

Isolators - Gate Drivers Replacement Considerations

The SI8275GB-AM1R is listed as obsolete. Verify if the SI8275GBD-IM1R or similar updated variants are available as direct replacements, ensuring compatibility with existing board designs and performance specifications.