SI823H7AD-AS3

Isolators - Gate Drivers Overview

The SI823H7AD-AS3 is an automotive-grade, dual-channel isolated gate driver from the Si823Hx series by Skyworks Solutions. It utilizes capacitive coupling technology to provide galvanic isolation with a rated insulation voltage of 5000 Vrms. The device operates within a supply voltage range of 3 V to 5.5 V and supports a wide operating temperature range from -40°C to +125°C. Packaged in a 14-SOIC (Wide) format, it features high electromagnetic immunity and is designed for robust performance in demanding power electronics applications.

Isolators - Gate Drivers Feature Summary

• Automotive qualification compliant for reliable operation in vehicle environments
• High electromagnetic immunity ensuring stable signal transmission in noisy conditions
• Capacitive coupling isolation providing robust galvanic barrier between input and output

Isolators - Gate Drivers Applications

• Automotive powertrain control systems
• Electric vehicle motor drives
• On-board charging systems
• Industrial motor control inverters

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix AS3 against official Skyworks documentation to confirm package type and tape/reel specifications. Ensure the component meets AEC-Q100 standards required for your automotive application. Cross-reference the datasheet revision date to guarantee compatibility with your design requirements before finalizing procurement.

Isolators - Gate Drivers Selection Notes

Select this component when high-voltage isolation and automotive reliability are critical. The dual-channel configuration allows for efficient half-bridge or full-bridge driving. Consider the SOIC-14 package constraints for PCB layout. Verify that the 5000 Vrms isolation rating exceeds the system's peak transient voltage requirements.

Isolators - Gate Drivers Part Context

This part belongs to the Si823Hx family of isolated gate drivers, which are characterized by their use of silicon dioxide-based capacitive isolation technology. This family offers superior performance compared to traditional magnetic or optical isolators, particularly regarding common-mode transient immunity and size efficiency in modern power modules.

Isolators - Gate Drivers Replacement Considerations

Direct substitutes include other parts within the Si823Hx series such as the SI823H2CD-AS3 or SI823H9 variants, provided they match the required isolation voltage and package dimensions. Always verify pinout compatibility and electrical parameters against the target application before substitution.