SI82E89AGE-IS3R

Isolators - Gate Drivers Overview

The SI82E89AGE-IS3R is a dual-channel isolated gate driver from Skyworks Solutions, designed for high-voltage power switching applications. It features silicon dioxide (SiO2) insulation technology providing robust isolation capabilities. The device supports both high-side and low-side configurations with non-inverting logic inputs compatible with CMOS standards. Operating within a supply voltage range of 5 V to 30 V, it delivers precise signal transmission with a maximum propagation delay of 40 ns. The component is housed in a 16-lead SOIC package, suitable for surface-mount assembly, and operates reliably across an extended temperature range from -40°C to +125°C.

Isolators - Gate Drivers Feature Summary

• Utilizes silicon dioxide insulation for reliable high-voltage isolation
• Supports independent high-side and low-side channel operation
• Features non-inverting logic input configuration for straightforward control
• Designed for automotive-grade reliability and harsh environment stability

Isolators - Gate Drivers Applications

• Industrial motor drive systems requiring galvanic isolation
• Inverter circuits in renewable energy conversion systems
• Automotive power electronics and battery management units
• Solid-state transformer and high-frequency power supply designs

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'IS3R' corresponds to the reel packaging format when sourcing components. Confirm that the selected variant meets the required isolation voltage ratings for your specific application safety standards. Ensure compatibility with the 16-SOIC footprint during PCB layout verification. Cross-reference the manufacturer's latest datasheet to confirm current production status and any potential obsolescence notices before finalizing procurement plans.

Isolators - Gate Drivers Selection Notes

Select this component when high common-mode transient immunity and precise timing are critical for power stage control. The dual-channel architecture simplifies design by integrating both high-side and low-side drivers into a single package. Consider the 40 ns propagation delay limit when determining maximum switching frequencies. Ensure the operating temperature range aligns with the thermal constraints of the intended enclosure or heat sink configuration.

Isolators - Gate Drivers Part Context

This part belongs to the SI82E89 series of isolated gate drivers, which leverage Skyworks' proprietary SiO2 insulation technology. This family is engineered to replace traditional optocouplers, offering superior performance in terms of speed, reliability, and size reduction. The series is widely recognized for its ability to withstand high dv/dt stresses, making it suitable for modern wide-bandgap semiconductor applications such as SiC and GaN MOSFETs.

Isolators - Gate Drivers Replacement Considerations

Direct replacements may include other models within the SI82E89 family with different insulation voltages or packaging options, such as SI82E89AGC-IS1. Verify pinout compatibility and electrical specifications against the original design requirements before substituting.