SI82B43ACE-IS4

Isolators - Gate Drivers Overview

The SI82B43ACE-IS4 is a single-channel isolated gate driver from the Skyworks SI82 series, designed for high-voltage power switching applications. It features a 6 kV isolation rating and delivers a peak output current of 6 A. The device operates on a supply voltage range of 3 V to 20 V and supports both inverting and non-inverting logic configurations. Key electrical parameters include a maximum propagation delay of 38.2 ns, with rise and fall times of 8.3 ns and 8.6 ns respectively. It functions within an ambient temperature range of -40°C to +125°C and utilizes a standard SSO-8 surface-mount package.

Isolators - Gate Drivers Feature Summary

• Provides robust 6 kV capacitive isolation for safe operation in high-voltage environments
• Delivers high peak drive current of 6 A for efficient power switch control
• Supports flexible signal configuration with independent inverting and non-inverting outputs
• Integrates a shutdown pin for precise control over driver state

Isolators - Gate Drivers Applications

• Industrial motor drives and inverters
• High-frequency DC-DC converters
• Solar microinverter systems
• Uninterruptible power supplies (UPS)

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix IS4 against official Skyworks documentation to confirm lead-free status and RoHS compliance. Ensure the ordering part number matches the required isolation voltage and package type. Cross-reference the manufacturer's latest datasheet for any updates regarding moisture sensitivity levels or recommended soldering profiles before finalizing procurement orders.

Isolators - Gate Drivers Selection Notes

Select this component when a single-channel driver with 6 kV isolation and 6 A peak current is required. It is suitable for designs needing fast switching speeds with low propagation delay. Consider the SSO-8 package for space-constrained PCB layouts. Verify that the input logic voltage and supply range align with the system's control and power rails.

Isolators - Gate Drivers Part Context

This device belongs to the SI82 family of isolated gate drivers, which utilize silicon dioxide (SiO2) capacitive coupling technology. This architecture offers superior reliability compared to traditional transformer-based isolators. The SI82 series is widely used in modern power electronics where high common-mode transient immunity and compact form factors are critical design requirements.

Isolators - Gate Drivers Replacement Considerations

Check Skyworks documentation for direct replacements within the SI82B4x series. Verify compatibility of isolation ratings, output current capabilities, and package dimensions. Ensure that any substitute part maintains the same logic configuration and operating temperature range.