SI8233AC-D-IS1

Isolators - Gate Drivers Overview

The SI8233AC-D-IS1 is a dual-channel galvanically isolated gate driver from the Si823x series, manufactured by Skyworks Solutions Inc. It features capacitive coupling technology providing 3.75 kVrms isolation voltage and supports high-side and low-side configurations. The device operates with a supply voltage range of 4.5 V to 5.5 V for the input side and up to 24 V for the output side. It delivers a peak output current of 4 A with a maximum propagation delay of 45 ns. The component is housed in a 16-lead SOIC-Narrow package and is qualified under AEC-Q100 standards for automotive applications.

Isolators - Gate Drivers Feature Summary

• Provides galvanic isolation via silicon-based capacitive coupling technology
• Supports independent high-side and low-side drive configurations
• Features TTL-compatible inputs with hysteresis for noise immunity
• Includes integrated protection against shoot-through and false triggering

Isolators - Gate Drivers Applications

• Motor drive and control systems
• Industrial power management circuits
• Inverter bridge gate driving

Isolators - Gate Drivers Procurement Notes

Verify the specific insulation rating (3.75 kVrms) matches system requirements. Confirm the SOIC-Narrow-16 package dimensions fit the PCB layout. Ensure the UVLO threshold aligns with the available supply voltage. Check for AEC-Q100 qualification if deploying in automotive environments. Validate that the 4 A peak current capability meets the load requirements.

Isolators - Gate Drivers Selection Notes

Select this component when a dual-channel isolated driver with 3.75 kVrms isolation is required. It is suitable for applications needing fast switching speeds with 45 ns propagation delay. Consider the 4 A output current for driving medium-power MOSFETs or IGBTs. The TTL logic compatibility simplifies interface with standard microcontrollers. Verify thermal dissipation capabilities within the 16-SOIC package for the intended duty cycle.

Isolators - Gate Drivers Part Context

This part belongs to the Si823x family of isolated gate drivers, which utilize Skyworks' proprietary silicon isolation technology. The family offers various isolation ratings and package options to suit different power electronics designs. The SI8233 variant specifically provides two independent channels for half-bridge or full-bridge topologies.

Isolators - Gate Drivers FAQ

What is the isolation voltage rating for the SI8233AC-D-IS1?

The device provides an isolation voltage of 3.75 kVrms.

Does the SI8233AC-D-IS1 support automotive applications?

Yes, it is qualified according to the AEC-Q100 standard.

What is the maximum propagation delay of this driver?

The maximum propagation delay is 45 ns.