SI8221CC-D-ISR

Isolators - Gate Drivers Overview

The SI8221CC-D-ISR is a single-channel optically isolated gate driver from the Si8220 series, manufactured by Skyworks Solutions. It features a 3.75 kVrms isolation rating and operates within an extended temperature range of -40°C to +125°C. The device provides a peak output current of 500 mA with rise and fall times of 30 ns. It supports supply voltages between 6.5 V and 24 V, consumes 20 mA of quiescent current, and dissipates up to 1.2 W of power. The component is AEC-Q100 qualified for automotive applications and is housed in an 8-SOIC package.

Isolators - Gate Drivers Feature Summary

• Optical input isolation architecture providing high voltage barrier
• Automotive-grade reliability certified under AEC-Q100 standards
• Extended operating temperature range suitable for harsh environments
• High-speed switching capability with symmetric rise and fall times

Isolators - Gate Drivers Applications

• Automotive power electronics systems
• Industrial motor control drives
• Inverter bridge gate driving
• Isolated DC-DC converter interfaces

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'ISR' indicates reel packaging versus 'IS' tube packaging when sourcing. Confirm AEC-Q100 qualification status matches project requirements. Ensure compatibility with existing SOIC-8 footprints during procurement planning.

Isolators - Gate Drivers Selection Notes

Select this part for applications requiring optical isolation with automotive certification. Compare against capacitive coupled alternatives like the SI823x series if higher speed or different isolation technology is preferred. Verify supply voltage ranges align with target gate drive requirements.

Isolators - Gate Drivers Part Context

This component belongs to the Si8220 family of isolated gate drivers. It shares architectural similarities with other members like the SI8220DD but differs in channel count and isolation voltage ratings. The series is designed for robust performance in electric vehicle and industrial power conversion markets.

Isolators - Gate Drivers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Evaluate cross-referencing with similar Skyworks isolation drivers based on pinout and electrical specifications.