SI8232BB-D-IS1R

Isolators - Gate Drivers Overview

The SI8232BB-D-IS1R is a dual isolated gate driver from the Si823x series by Skyworks Solutions. It features a 2.5 kVrms isolation voltage and an 8 V UVLO threshold. The device operates within a temperature range of -40°C to +125°C, with a maximum power dissipation of 1.2 W. Key electrical parameters include a maximum propagation delay of 45 ns, rise time of 20 ns, and fall time of 20 ns. It utilizes a SOIC-Wide-16 package and supports TTL logic inputs.

Isolators - Gate Drivers Feature Summary

• Combines two independent isolated drivers in a single package
• High electromagnetic immunity for industrial applications
• Capacitive coupling technology for galvanic isolation

Isolators - Gate Drivers Applications

• Industrial motor control systems
• Power supply gate driving
• Inverter bridge drive circuits

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'IS1R' corresponds to the tape-and-reel packaging format as indicated by distributor listings. Confirm that the 8 V UVLO specification aligns with system requirements, distinguishing it from variants with different thresholds. Ensure the SOIC-Wide-16 footprint matches the PCB layout constraints before finalizing procurement.

Isolators - Gate Drivers Selection Notes

Select this component when high electromagnetic immunity and precise timing are required for dual-channel isolation. The 8 V UVLO setting suits specific input logic levels compared to other variants in the family. Consider the 45 ns propagation delay and 20 ns transition times for switching frequency limitations. The wide operating temperature range supports harsh industrial environments.

Isolators - Gate Drivers Part Context

This part belongs to the Si823x series of isolated gate drivers, which integrates high-side and low-side drivers into one package. The series utilizes capacitive coupling technology to provide galvanic isolation. This specific model represents a variant with defined insulation voltage and UVLO characteristics within the broader portfolio.

Isolators - Gate Drivers Replacement Considerations

SI8232BB-D-IS is a tube-packaged equivalent with identical electrical specifications. SI8232AC-D-IS1R offers higher 3.75 kVrms isolation but differs in UVLO threshold. Verify pinout compatibility and thermal performance when substituting.