SI8273DBD-IS1R

Isolators - Gate Drivers Overview

The SI8273DBD-IS1R is a galvanically isolated gate driver from the Si8273 series, manufactured by Skyworks Solutions. It features a single channel with high-side and low-side configuration in an SOIC-16 package. Key electrical parameters include a maximum propagation delay of 75 ns, rise time of 16 ns, and fall time of 18 ns. The device supports an insulation voltage of 2.5 kVrms and operates within a temperature range of -40°C to +125°C. It has a power dissipation of 1.2 W, output current of 4 mA, and output voltage of 12 V. The input voltage range is 2.5 V to 5.5 V, with a working supply current of 10 mA. It meets AEC-Q100 qualification.

Isolators - Gate Drivers Feature Summary

• High common-mode transient immunity (CMTI) for robust signal integrity
• Integrated under-voltage lockout (UVLO) for reliable operation
• Deglitching capability to filter noise spikes
• AEC-Q100 qualified for automotive applications

Isolators - Gate Drivers Applications

• Industrial motor drives
• Power supply systems
• Automotive electronics
• Inverter circuits

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'IS1R' corresponds to the reel packaging variant when ordering. Confirm that the AEC-Q100 qualification is required for the target application. Ensure the SOIC-16 package footprint matches the design layout. Check for moisture sensitivity level requirements during storage and handling. Validate the 2.5 kVrms isolation rating against system safety standards.

Isolators - Gate Drivers Selection Notes

Select this component for applications requiring high-speed switching with low latency. Consider the 75 ns max propagation delay for timing-critical designs. The 4 mA output current suits driving smaller MOSFETs or IGBTs. Evaluate the 12 V output voltage against gate drive requirements. The industrial temperature range ensures reliability in harsh environments.

Isolators - Gate Drivers Part Context

Part of the Si8273 family of isolated gate drivers. Offers high CMTI and low skew for precise control. Designed for high-reliability applications in power conversion. Provides galvanic isolation between control and power stages. Compatible with standard TTL logic inputs.

Isolators - Gate Drivers Replacement Considerations

SI8273DBD-IS1 is the tube-packaged equivalent of the same functional device. Verify if the reel vs. tube packaging difference impacts assembly process. No other direct functional substitutes are confirmed in the provided data.