SI8273GBD-IS1R

Isolators - Gate Drivers Overview

The SI8273GBD-IS1R is a single-channel, high-speed isolated gate driver from Skyworks Solutions. It features capacitive coupling technology providing 2500 Vrms isolation voltage and high common-mode transient immunity. The device operates within an extended temperature range of -40°C to +125°C and is AEC-Q100 qualified for automotive applications. Key electrical parameters include a maximum propagation delay of 75 ns, with rise and fall times of 16 ns and 18 ns respectively. It supports a power dissipation of 1.2 W and utilizes a 16-lead SOIC package.

Isolators - Gate Drivers Feature Summary

• High common-mode transient immunity for reliable signal transmission in noisy environments
• Integrated under-voltage lockout (UVLO) for robust high-side and low-side driver protection
• Capacitive coupling technology ensures galvanic isolation without magnetic core saturation

Isolators - Gate Drivers Applications

• Automotive motor control systems requiring AEC-Q100 compliance
• Industrial inverter and converter topologies
• High-frequency switching power supply gate driving

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'IS1R' against the manufacturer's official datasheet to confirm the reel packaging configuration and pinout compatibility. Ensure that the selected variant matches the required isolation voltage ratings and thermal performance specifications for the target application environment before finalizing procurement orders.

Isolators - Gate Drivers Selection Notes

Select this component when a single-channel isolated driver with high CMTI is required. Compare against other Si827x family members to ensure the channel count and package size align with board space constraints. Verify that the 2500 Vrms isolation rating meets the system's safety standards and that the 75 ns delay fits the timing requirements of the switching frequency.

Isolators - Gate Drivers Part Context

This part belongs to the Si827x series of isolated gate drivers, which utilize Skyworks' proprietary capacitive coupling technology. This series is designed to replace traditional optocouplers, offering superior speed, reliability, and consistency. The SI8273GBD-IS1R specifically targets applications needing robust isolation in compact surface-mount packages.

Isolators - Gate Drivers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.