SI8282CD-ISR

Isolators - Gate Drivers Overview

The SI8282CD-ISR is a galvanically isolated gate driver from Skyworks Solutions, designed for SiC and IGBT applications. It features an integrated DC-DC converter with an external switch, providing up to 4A peak output current. The device operates within a -40°C to +125°C temperature range and utilizes a 20-SOIC package. Key electrical parameters include a maximum propagation delay of 50 ns, rise time of 5.5 ns, and fall time of 8.5 ns. It supports a secondary supply voltage of 30 V and draws 10.5 mA of operating power supply current.

Isolators - Gate Drivers Feature Summary

• Integrates a simple external switch DC-DC converter for high-voltage isolation
• Capacitive coupling technology provides robust noise immunity
• Optimized for driving Silicon Carbide (SiC) and IGBT power devices

Isolators - Gate Drivers Applications

• Silicon Carbide (SiC) gate drive circuits
• Insulated Gate Bipolar Transistor (IGBT) switching applications
• Industrial motor drives and inverters

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'CD' against the manufacturer's latest datasheet to confirm the exact isolation rating and functional specifications. Ensure the external switch component requirements align with the system design constraints. Confirm that the 20-SOIC package dimensions match the PCB footprint requirements before finalizing procurement.

Isolators - Gate Drivers Selection Notes

Select this component when designing systems requiring high-speed isolation for wide-bandgap semiconductors like SiC. The integrated DC-DC architecture simplifies board layout by reducing the need for separate isolated power supplies. Consider the 4A peak current capability to ensure adequate drive strength for the target power devices under varying load conditions.

Isolators - Gate Drivers Part Context

This part belongs to the Si828x ISOdriver family, which offers galvanic isolation solutions. It replaces traditional optocoupler-based designs with digital isolation technology. The series is engineered to reduce size, cost, and power consumption while enhancing reliability in industrial and automotive power electronics applications.

Isolators - Gate Drivers Replacement Considerations

The SI8282CC-ISR is documented as a similar alternative within the same product family. Verify compatibility regarding the secondary supply voltage range and pinout configuration before substitution.