SI823H8AD-AS3R

Isolators - Gate Drivers Overview

The SI823H8AD-AS3R is a current-isolated gate driver from the Si823Hx series manufactured by Skyworks Solutions. It features a wide-body SOIC-14 package and supports automotive applications with high electromagnetic immunity. The device provides dual non-inverting channels with a propagation delay of 40 ns, rise/fall times of 12 ns, and an output current capability of 4 A. It operates within a temperature range of -40°C to +125°C and utilizes a 7.3 mA supply current.

Isolators - Gate Drivers Feature Summary

• Provides galvanic isolation for reliable signal transmission in high-noise environments
• Designed for automotive systems requiring high electromagnetic interference immunity
• Delivers strong drive capability suitable for power switching applications

Isolators - Gate Drivers Applications

• Automotive power electronics control
• High-voltage isolated switching circuits
• Industrial motor drive interfaces

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix AS3R indicates reel packaging when sourcing. Confirm RoHS compliance status through official Skyworks documentation. Ensure the supplier provides valid traceability for automotive-grade components. Cross-reference the Mouser number 873-SI823H8AD-AS3R for accurate identification during procurement processes.

Isolators - Gate Drivers Selection Notes

Select this component for designs requiring robust isolation between control logic and power stages. The wide-body package aids in thermal management and creepage distance. Consider the 4 A output current for driving medium-power MOSFETs or IGBTs. Verify that the 40 ns propagation delay meets the timing requirements of the target switching frequency.

Isolators - Gate Drivers Part Context

This part belongs to the Si823Hx family of current-isolated gate drivers. It complements other variants like the SI82398AD-AS3R which offers different insulation ratings. The series focuses on replacing traditional optocouplers with higher speed and reliability in automotive and industrial sectors.

Isolators - Gate Drivers Replacement Considerations

Check for direct substitutes within the Si823Hx family such as SI823H5AD-AS3R or SI823H8BD-AS3. Verify pin compatibility and insulation voltage ratings before substitution.