SI8274GA1D-IM1

Isolators - Gate Drivers Overview

The SI8274GA1D-IM1 is a single-channel galvanically isolated gate driver from Skyworks Solutions, housed in a DFN-14 package. It features a maximum propagation delay of 75 ns, with rise and fall times of 16 ns and 18 ns respectively. The device supports an input voltage range of 2.5 V to 5.5 V and delivers a peak output current of 4 mA. It provides 1 kVrms isolation voltage and operates within a temperature range of -40°C to +125°C. Power dissipation is rated at 1.2 W.

Isolators - Gate Drivers Feature Summary

• High common-mode transient immunity for reliable signal transmission
• Integrated undervoltage lockout (UVLO) for stable operation
• PWM input compatibility with deglitching functionality

Isolators - Gate Drivers Applications

• Industrial motor control systems
• Power supply gate driving
• Inverter applications

Isolators - Gate Drivers Procurement Notes

Verify the component status as obsolete or end-of-life before procurement planning. Confirm that the specific suffix matches the required isolation voltage and UVLO specifications. Ensure the DFN-14 package footprint aligns with the design layout. Check for moisture sensitivity levels and reflow soldering requirements during assembly.

Isolators - Gate Drivers Selection Notes

Select this component when a single-channel isolated driver with high CMTI is required. Compare against the SI8274GA1-IMR for dual-channel needs or higher isolation ratings. Consider the AEC-Q100 qualification if automotive reliability is not strictly mandated by this specific part's datasheet, as some variants differ. Evaluate power dissipation limits under thermal constraints.

Isolators - Gate Drivers Part Context

This part belongs to the Si827x family of digital isolators utilizing RF coupling technology. It offers low latency and skew compared to traditional optical isolators. The series is designed for high-speed switching applications requiring robust isolation barriers without the limitations of LED degradation found in optocouplers.

Isolators - Gate Drivers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. The lifecycle status indicates obsolescence; consult manufacturer resources for direct replacements.