SI8234BB-D-IMR

Isolators - Gate Drivers Overview

The SI8234BB-D-IMR is a dual-channel, galvanically isolated gate driver from the Si823x series by Skyworks Solutions. It features a wide-body SOIC-16 package for enhanced creepage and clearance distances. The device provides high electromagnetic immunity and supports input voltages between 4.5 V and 5.5 V. It delivers a peak output current of 4 A with propagation delays up to 45 ns. The component operates within a temperature range of -40°C to +125°C and includes an 8 V under-voltage lockout (UVLO). It is qualified to AEC-Q100 standards for automotive applications.

Isolators - Gate Drivers Feature Summary

• Dual completely isolated drivers integrated in a single package
• High electromagnetic immunity for robust signal integrity
• Wide-body SOIC-16 package design for increased isolation safety margins

Isolators - Gate Drivers Applications

• Automotive power electronics systems
• Industrial motor control drives
• Inverter bridge circuits

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'IMR' corresponds to the tape-and-reel packaging format required for automated assembly processes. Confirm that the 8 V UVLO threshold aligns with the target gate drive voltage requirements. Ensure the wide-body SOIC-16 footprint matches the PCB layout specifications. Validate AEC-Q100 qualification status if deploying in automotive environments.

Isolators - Gate Drivers Selection Notes

Select this component when high channel-to-channel isolation and input-to-output isolation are required in a compact form factor. The wide-body package is suitable for applications demanding higher voltage isolation ratings without increasing board space. Consider the 4 A output capability for driving medium-power MOSFETs or IGBTs efficiently.

Isolators - Gate Drivers Part Context

This part belongs to the Si823x family of digital isolators utilizing Skyworks' proprietary CMOS process. The family offers various insulation ratings and package options. The SI8234 variant specifically focuses on providing two independent channels with high-speed performance and robust isolation characteristics for power switching applications.

Isolators - Gate Drivers Replacement Considerations

Check for SI8234BB-D-IM for tray-packaged equivalents. Verify SI8234BC-AS1 for automotive-grade variants with different insulation ratings. Ensure pin compatibility before substituting with other dual-channel isolated gate drivers.