SI8283BC-ISR

Isolators - Gate Drivers Overview

The SI8283BC-ISR is a single-channel, galvanically isolated gate driver from Skyworks Solutions Inc., utilizing capacitive coupling technology for signal transmission. It features a 5000Vrms isolation voltage and an AEC-Q100 automotive qualification rating. The device delivers a peak output current of 4A with high-side and low-side currents of 2.5A and 3A respectively. Key electrical parameters include a maximum propagation delay of 50ns, typical rise/fall times of 5.5ns/8.5ns, and a minimum common-mode transient immunity of 35kV/µs. It operates on a supply voltage range of 2.8V to 5.5V within a -40°C to 125°C temperature range, housed in a 24-SOIC package.

Isolators - Gate Drivers Feature Summary

• Capacitive coupling technology provides robust signal isolation without magnetic interference.
• Integrated dc-dc converter enables floating power supply operation for high-side driving.
• High common-mode transient immunity ensures reliable performance in noisy environments.
• Automotive-grade qualification supports deployment in demanding vehicle applications.

Isolators - Gate Drivers Applications

• Isolated SiC and IGBT gate driving
• Automotive power electronics systems
• Industrial motor control inverters

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'BC' against the official Skyworks datasheet to confirm pinout and feature set compatibility. Ensure the 24-SOIC package dimensions match the target PCB footprint. Confirm that the 2.8V–5.5V input/output voltage range aligns with the system's logic and drive requirements before finalizing procurement.

Isolators - Gate Drivers Selection Notes

Select this component when a single-channel isolated driver with integrated power generation is required. The 4A peak current capability suits medium-power SiC and IGBT modules. Consider the 24-SOIC package size relative to board space constraints. Verify that the 50ns propagation delay meets the timing specifications of the target switching application.

Isolators - Gate Drivers Part Context

This part belongs to the Si828x ISOdriver family, designed for high-performance isolated gate driving. It integrates a dc-dc converter to eliminate the need for external isolated power supplies. The series is characterized by high reliability and automotive certification, targeting modern power conversion architectures.

Isolators - Gate Drivers Replacement Considerations

SI8283BC-IS is listed as a similar alternative in distributor records. Verify if the tube packaging variant meets the same electrical specifications and functional requirements as the tape-and-reel version.