SI8273GBD-AS1

Isolators - Gate Drivers Overview

The SI8273GBD-AS1 is a galvanically isolated gate driver from the Si8273 series, manufactured by Skyworks Solutions. It features high common-mode transient immunity and a 2.5 kVrms insulation voltage. The device operates within a temperature range of -40°C to +125°C and dissipates up to 1.2 W. Key electrical parameters include a maximum propagation delay of 75 ns, rise time of 16 ns, and fall time of 18 ns. It provides 4 mA output current with a 10 mA operating supply current. The component is housed in an SOIC-16 package and supports TTL logic input.

Isolators - Gate Drivers Feature Summary

• High common-mode transient immunity for robust signal integrity
• Automotive-grade qualification ensuring reliability in harsh environments
• Integrated undervoltage lockout (UVLO) for safe operation

Isolators - Gate Drivers Applications

• Automotive power electronics systems
• Motor control applications requiring isolation
• Industrial inverter drives

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix AS1 against the official Skyworks datasheet to confirm pinout and functional configuration. Ensure the SOIC-16 package matches your PCB footprint requirements. Confirm AEC-Q100 automotive qualification status if required for your specific application environment. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit components.

Isolators - Gate Drivers Selection Notes

Select this component when high-speed switching with low latency is required alongside galvanic isolation. The 2.5 kVrms isolation rating suits applications demanding significant noise rejection. Consider the 16-pin SOIC package for board space constraints compared to larger packages. Verify that the 4 mA output current meets the gate charge requirements of the target power devices.

Isolators - Gate Drivers Part Context

This part belongs to the Si827x family of digital isolators and gate drivers. It shares architectural similarities with other members like the SI8273DB-AS1 but differs in package type and specific configuration options. The series emphasizes high CMTI and automotive compliance, positioning it for modern electric vehicle and industrial power management designs.

Isolators - Gate Drivers Replacement Considerations

SI8273GB-AS1

Isolators - Gate Drivers FAQ

What is the insulation voltage rating?

The SI8273GBD-AS1 has an insulation voltage of 2.5 kVrms.

Does this device support automotive applications?

Yes, the SI8273GBD-AS1 is qualified under AEC-Q100 standards for automotive use.