SI8283BD-ISR

Isolators - Gate Drivers Overview

The SI8283BD-ISR is a single-channel, galvanically isolated gate driver from Skyworks Solutions, designed for SiC and IGBT applications. It features capacitive coupling technology with 5000Vrms isolation voltage and 35kV/µs minimum common-mode transient immunity. The device operates within a -40°C to +125°C temperature range in a 24-SOIC package. Key electrical parameters include a maximum propagation delay of 50ns, rise time of 5.5ns, and fall time of 8.5ns. It delivers peak output currents up to 4A with supply voltages ranging from 2.8V to 5.5V.

Isolators - Gate Drivers Feature Summary

• Integrates a controllable internal switch DC-DC converter for power delivery across the isolation barrier
• Utilizes silicon dioxide (SiO2) capacitive coupling for high reliability and immunity to magnetic fields
• Provides robust common-mode transient immunity suitable for noisy switching environments

Isolators - Gate Drivers Applications

• Gate driving for Silicon Carbide (SiC) MOSFETs
• Gate driving for Insulated Gate Bipolar Transistors (IGBTs)
• High-frequency power conversion systems requiring galvanic isolation

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'ISR' corresponds to the tape-and-reel packaging configuration required for automated assembly processes. Confirm that the 24-SOIC footprint matches the target PCB design. Ensure the component meets AEC-Q100 automotive qualification standards if the end application demands such certification. Cross-reference the datasheet revision to confirm pinout compatibility with existing designs.

Isolators - Gate Drivers Selection Notes

Select this component when a single-channel driver with integrated power management is required. The choice depends on the need for high common-mode transient immunity and low propagation delay. Consider the 24-SOIC package size constraints and the operating temperature range requirements. Evaluate the peak current capability against the gate charge requirements of the target power device.

Isolators - Gate Drivers Part Context

This part belongs to the Si828x family of isolated gate drivers from Skyworks Solutions. The series is characterized by its use of capacitive isolation technology rather than traditional optical or transformer methods. This family targets high-performance power electronics applications where reliability and speed are critical factors for system efficiency.

Isolators - Gate Drivers Replacement Considerations

SI8283BC-IS is listed as a similar alternative within the manufacturer's portfolio. Verify functional equivalence regarding channel count, isolation voltage, and package dimensions before substitution.