SI8287BD-ISR

Isolators - Gate Drivers Overview

The SI8287BD-ISR is a high-performance isolated gate driver designed for Silicon Carbide (SiC) and IGBT applications. It integrates a dedicated desaturation detection circuit to provide robust short-circuit protection. The device features a half-bridge configuration with two channels, delivering a peak output current of 4.0 A. It operates within a supply voltage range of 13.5 V to 26.5 V and supports propagation delays as low as 50 ns. Packaged in a 20-SOIC format, it ensures reliable operation across an extended temperature range.

Isolators - Gate Drivers Feature Summary

• Integrates active desaturation detection for enhanced short-circuit protection
• Provides galvanic isolation suitable for SiC and IGBT switching applications
• Features a half-bridge topology with dual independent channels

Isolators - Gate Drivers Applications

• Industrial motor drives and inverters
• High-frequency power conversion systems
• Solid-state transformer control circuits

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix against the manufacturer's latest documentation to ensure compatibility with required isolation ratings and package variants. Confirm that the desaturation detection functionality aligns with the system's fault management requirements before finalizing procurement.

Isolators - Gate Drivers Selection Notes

Select this component when high-speed switching with integrated fault protection is required. The 4.0 A drive capability suits medium-power SiC devices. Ensure the PCB layout accommodates the 20-SOIC footprint and thermal dissipation needs associated with the half-bridge configuration.

Isolators - Gate Drivers Part Context

This part belongs to the Skyworks ISOdriver family, which utilizes capacitive coupling technology for digital isolation. It replaces traditional optocouplers in demanding power electronics applications, offering improved reliability and lower power consumption while maintaining high common-mode transient immunity.

Isolators - Gate Drivers Replacement Considerations

Direct substitutes include other models from the SI828x series, such as the SI8286BD-ISR or SI8283BD-ISR, provided they meet the specific channel count and drive current requirements of the design.