SI8261AAD-C-ISR

Isolators - Gate Drivers Overview

The SI8261AAD-C-ISR is a single-channel isolated gate driver from Skyworks Solutions, designed as an optocoupler replacement. It features capacitive coupling technology with a 5 kVrms isolation rating and operates within a supply voltage range of 4.5 V to 30 V. The device provides peak output currents of 400 mA (high) and 600 mA (low), with typical rise and fall times of 5.5 ns and 8.5 ns respectively. It is housed in a 6-pin SDIP package, supports AEC-Q100 automotive qualification, and functions reliably across a temperature range of -40°C to +125°C.

Isolators - Gate Drivers Feature Summary

• Capacitive coupling technology replaces traditional optical isolators for improved reliability
• High-speed signal transmission with low pulse width distortion
• Automotive-grade qualification ensuring robust performance in harsh environments

Isolators - Gate Drivers Applications

• Industrial motor control systems
• Automotive power electronics and inverters
• Isolated DC-DC converter interfaces

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'C-ISR' against official Skyworks documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with existing PCB footprints for the 6-pin SDIP configuration. Confirm that the 5 kVrms isolation rating meets the safety requirements of your target application environment before finalizing procurement.

Isolators - Gate Drivers Selection Notes

Select this component when high-speed switching and long-term reliability are critical compared to legacy optocouplers. The wide operating temperature range and automotive qualification make it suitable for demanding industrial and automotive applications. Consider the 400/600 mA output drive capability to ensure adequate gate charging for the target MOSFET or IGBT devices.

Isolators - Gate Drivers Part Context

This part belongs to the Si826x family of isolated gate drivers, which utilize silicon dioxide-based capacitive coupling. This technology offers superior immunity to common-mode transients and eliminates the aging issues associated with light-emitting diodes found in optical isolators. The family is designed to simplify design-in processes while providing enhanced system-level reliability.

Isolators - Gate Drivers Replacement Considerations

SI8261AAC-C-ISR

Isolators - Gate Drivers FAQ

What is the isolation voltage rating of the SI8261AAD-C-ISR?

The device provides a 5 kVrms isolation voltage rating between the input and output channels.

Does the SI8261AAD-C-ISR support automotive applications?

Yes, the component is qualified according to the AEC-Q100 standard for automotive-grade electronic components.