SI8273ABD-AS1

Isolators - Gate Drivers Overview

The SI8273ABD-AS1 is a galvanically isolated single-channel gate driver from Skyworks Solutions, designed for automotive applications with high common-mode transient immunity. It features a SOIC-16 surface-mount package and supports high-side and low-side configurations. Key electrical parameters include an isolation voltage of 2.5 kVrms, a maximum propagation delay of 75 ns, and rise/fall times of 16 ns and 18 ns respectively. The device operates within a temperature range of -40°C to +125°C, consumes 10 mA of supply current, and delivers a peak output current of 4 A.

Isolators - Gate Drivers Feature Summary

• Provides galvanic isolation with high common-mode transient immunity for robust signal transmission in noisy environments.
• Supports both high-side and low-side driver configurations within a single channel architecture.
• Features low latency and skew characteristics suitable for high-speed power switching applications.

Isolators - Gate Drivers Applications

• Automotive power electronics systems
• High-voltage industrial motor drives
• Inverter control circuits

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'AS1' against official Skyworks documentation to confirm pinout compatibility and functional specifications. Ensure that the selected variant matches the required UVLO thresholds and operating temperature ranges for the target application environment before finalizing procurement decisions.

Isolators - Gate Drivers Selection Notes

Select this component when a single-channel isolated driver with high CMTI is required for automotive or industrial use. Consider the SOIC-16 package constraints and the 4A output capability relative to the load requirements. Verify thermal dissipation needs given the 1.2W power dissipation rating under operating conditions.

Isolators - Gate Drivers Part Context

This part belongs to the Si8273 series of ISOdrivers, which are characterized by high speed and low latency. The series is engineered to replace traditional optocouplers in applications demanding higher reliability and faster switching speeds while maintaining strict isolation standards.

Isolators - Gate Drivers Replacement Considerations

Direct substitutes may include other parts within the Si8273 family such as the SI8273DB-AS1 or SI8273GB-AS1, provided they meet the same channel count and package requirements. Cross-reference datasheets to ensure equivalent isolation voltages and timing parameters.