SI8273DB-IS1

Isolators - Gate Drivers Overview

The SI8273DB-IS1 is a galvanically isolated gate driver from Skyworks Solutions, designed for high common-mode transient immunity and automotive-grade reliability. It features a single channel with high-side and low-side configuration in a 16-SOIC package. The device supports an insulation voltage of 2.5 kVrms and operates within a temperature range of -40°C to +125°C. Key electrical parameters include a maximum propagation delay of 75 ns, rise time of 16 ns, and fall time of 18 ns. It delivers an output current of 4 mA at 12 V, with a power dissipation of 1.2 W and a working supply current of 10 mA.

Isolators - Gate Drivers Feature Summary

• High common-mode transient immunity (CMTI) for robust signal integrity
• Automotive qualification compliant with AEC-Q100 standards
• Integrated under-voltage lockout (UVLO) for protection

Isolators - Gate Drivers Applications

• Automotive power electronics systems
• Motor control applications
• Industrial inverters

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix IS1 against official Skyworks documentation to confirm pinout and functional specifications. Ensure the ordering part number matches the required package type and temperature grade. Cross-reference the datasheet revision date to validate parameter accuracy before integration into design schematics.

Isolators - Gate Drivers Selection Notes

Select this component when high isolation voltage and automotive reliability are required. The 16-SOIC package suits surface-mount assembly. Consider the 4 mA output drive capability and 75 ns delay for switching frequency requirements. Verify compatibility with TTL logic inputs and 12 V output levels for the target application circuit.

Isolators - Gate Drivers Part Context

This part belongs to the Si8273 series of isolated gate drivers. It utilizes silicon isolation technology to provide galvanic isolation between input and output circuits. The series is characterized by high speed and low latency, suitable for demanding power conversion environments requiring reliable signal transmission across isolation barriers.

Isolators - Gate Drivers Replacement Considerations

Check Skyworks documentation for direct cross-references or updated revisions. Verify that any substitute maintains the 16-SOIC footprint, 2.5 kVrms isolation rating, and AEC-Q100 qualification if automotive use is intended.