SI823H8BD-AS3

Isolators - Gate Drivers Overview

The SI823H8BD-AS3 is an automotive-grade, current-isolated dual gate driver from Skyworks Solutions. It features a 5.0 kV isolation rating and utilizes a wide-body SOIC-14 package for enhanced creepage distance. The device operates within a temperature range of -40°C to +125°C and supports non-inverting logic configurations. Designed for high electromagnetic immunity, it provides robust signal transmission across isolated boundaries in demanding automotive power electronics applications.

Isolators - Gate Drivers Feature Summary

• Automotive-grade reliability with 5.0 kV reinforced isolation capability
• Dual-channel architecture supporting independent high-side and low-side driving
• Wide-body SOIC-14 packaging optimized for high-voltage creepage requirements
• High electromagnetic immunity suitable for noisy automotive environments

Isolators - Gate Drivers Applications

• Automotive motor control systems
• On-board charger (OBC) gate driving
• DC-DC converter isolation interfaces
• Inverter drive circuits in electric vehicles

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix AS3 against the manufacturer's official datasheet to confirm pinout compatibility and isolation ratings. Ensure that the wide-body SOIC-14 footprint matches the target PCB design constraints. Confirm automotive qualification status if required by the end application specifications before finalizing procurement orders.

Isolators - Gate Drivers Selection Notes

Select this component when a dual-channel solution with high voltage isolation is required for automotive power stages. The wide-body package addresses safety standards necessitating increased physical separation between primary and secondary sides. Consider the non-inverting logic configuration for direct interface with standard microcontroller outputs without additional inversion circuitry.

Isolators - Gate Drivers Part Context

This part belongs to the Si823Hx series of current-mode isolated gate drivers. It complements other variants like the SI82398BD-AS3 which offers different isolation levels or channel counts. The series focuses on providing reliable signal transfer in high-noise environments typical of modern automotive powertrains and energy conversion systems.

Isolators - Gate Drivers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify cross-reference options directly through Skyworks Solutions technical support channels.