SI8284BC-ISR

Isolators - Gate Drivers Overview

The SI8284BC-ISR is an automotive-grade, isolated gate driver from Skyworks Solutions. It utilizes capacitive coupling technology for galvanic isolation with a rating of 5000Vrms. The device features a single channel and is housed in a 24-SOIC package. Key electrical parameters include a peak output current of 4A, maximum propagation delay of 50ns, rise time of 5.5ns, and fall time of 8.5ns. It operates within a temperature range of -40°C to +125°C and supports supply voltages between 2.8V and 5.5V.

Isolators - Gate Drivers Feature Summary

• Capacitive coupling technology provides high reliability and immunity to magnetic fields
• Integrated DC-DC converter capability for feature-rich isolated power management
• Automotive-grade qualification ensuring robust performance in harsh environments

Isolators - Gate Drivers Applications

• Isolated SiC and IGBT gate driving
• Automotive power electronics systems
• High-voltage industrial motor control

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'ISR' corresponds to the reel packaging configuration as indicated by distributor listings. Confirm that the BC variant meets the required automotive grade specifications for your application. Ensure compatibility with the 24-SOIC footprint during PCB layout. Cross-reference the datasheet revision date to ensure all latest electrical characteristics are considered for design validation.

Isolators - Gate Drivers Selection Notes

Select this component when high-speed switching with low distortion is required for wide-bandgap devices like SiC MOSFETs. The 4A peak current capability suits medium-power applications. Consider the 5000Vrms isolation barrier for safety-critical designs. The CMOS logic interface simplifies integration with standard microcontrollers or DSPs without additional level shifting circuitry.

Isolators - Gate Drivers Part Context

This part belongs to the SI828x family of ISOdriver gate drivers. It shares architectural similarities with the SI8283 and SI8284 series but differs in specific output current ratings and integrated features. The BC designation typically indicates automotive-grade qualification, distinguishing it from commercial variants within the same package type.

Isolators - Gate Drivers Replacement Considerations

SI8284BC-IS is listed as a similar alternative in distributor databases. Verify if the non-reel packaging affects availability or handling requirements. Ensure the substitute maintains the same 4A peak output current and 5000Vrms isolation rating.