SI8274GB4D-AS1

Isolators - Gate Drivers Overview

The SI8274GB4D-AS1 is a single-channel, automotive-grade, galvanically isolated gate driver manufactured by Skyworks Solutions. It utilizes RF coupling technology to provide high-speed signal transmission with a maximum propagation delay of 105 ns and rise/fall times of 16 ns and 18 ns respectively. The device features a 2.5 kVrms isolation voltage and operates within a temperature range of -40°C to +125°C. It supports PWM input signals with deglitching capabilities and includes a 3 V undervoltage lockout (UVLO). The component is housed in a 16-pin SOIC package.

Isolators - Gate Drivers Feature Summary

• Automotive-grade design optimized for high common-mode transient immunity
• Integrated deglitching functionality for reliable PWM input processing
• Galvanic isolation via RF coupling technology ensuring robust signal integrity

Isolators - Gate Drivers Applications

• Automotive power electronics systems
• High-speed motor control applications
• Industrial inverter drives

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix AS1 against official Skyworks documentation to confirm packaging configuration and exact electrical tolerances. Ensure compatibility with automotive qualification standards required for the target application environment. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and traceability before procurement.

Isolators - Gate Drivers Selection Notes

Select this component when high common-mode transient immunity and automotive reliability are critical requirements. The integrated deglitching feature simplifies circuit design for noisy environments. Consider the 16-pin SOIC package constraints for PCB layout. Evaluate the 3 V UVLO threshold against the system's logic supply levels to ensure proper operation during startup conditions.

Isolators - Gate Drivers Part Context

This device belongs to the Si827x family of isolated gate drivers from Skyworks Solutions. The series is characterized by high-speed performance and rugged isolation capabilities suitable for demanding power switching applications. The GB4D designation indicates the specific package type and thermal characteristics within this product line.

Isolators - Gate Drivers Replacement Considerations

Consult official Skyworks substitution guides for verified alternatives. Generic replacements may not match the specific automotive grade or deglitching features.