SI8274GB4D-IS1

Isolators - Gate Drivers Overview

The SI8274GB4D-IS1 is a single-channel, galvanically isolated gate driver from the Si8274 series by Skyworks Solutions. It features a SOIC-16 surface-mount package and supports high-side and low-side configurations. The device provides 2.5 kVrms isolation voltage and operates within a temperature range of -40°C to +125°C. Key electrical parameters include a maximum propagation delay of 105 ns, rise time of 16 ns, and fall time of 18 ns. It delivers an output current of 4 mA with a 3 V output voltage level. The component is AEC-Q100 qualified and consumes 1.2 W power dissipation.

Isolators - Gate Drivers Feature Summary

• High common-mode transient immunity for reliable signal transmission in noisy environments
• Integrated undervoltage lockout (UVLO) to ensure safe operation under varying supply conditions
• Deglitching circuitry to filter out short-duration input pulses and prevent false triggering

Isolators - Gate Drivers Applications

• Driving power switches in industrial motor control systems
• Gate driving in automotive power electronics applications
• Isolated interfaces in high-speed data conversion circuits

Isolators - Gate Drivers Procurement Notes

Verify that the specific suffix IS1 corresponds to the required insulation and packaging specifications for your design. Confirm compatibility with your system's logic levels and thermal management requirements before finalizing procurement. Ensure that the AEC-Q100 qualification meets your industry standards if used in automotive contexts.

Isolators - Gate Drivers Selection Notes

Select this component when a single-channel isolated driver with high CMTI and deglitching capabilities is required. Consider the 3 V output voltage level and 4 mA drive strength against load requirements. Evaluate the SOIC-16 footprint and operating temperature range against board space and environmental constraints.

Isolators - Gate Drivers Part Context

This part belongs to the Si8274 family of isolated gate drivers designed for high-speed, low-latency applications. It utilizes capacitive isolation technology to provide galvanic separation between input and output sides. The family includes variants with different output voltages and channel counts to suit diverse power switching needs.

Isolators - Gate Drivers Replacement Considerations

Check for other SI8274 variants with matching channel count and package type. Verify that substitute parts offer equivalent isolation voltage and propagation delay characteristics.