SI82B40BGC-IS

Isolators - Gate Drivers Overview

The SI82B40BGC-IS is a single-channel isolated gate driver from Skyworks Solutions. It provides 3.75 kV isolation and delivers a 6 A output current. The device operates on a supply voltage range of 3 V to 20 V. It features both inverting and non-inverting configurations with a shutdown function. Key timing parameters include an 8.3 ns rise time, 8.6 ns fall time, and a maximum propagation delay of 38.2 ns. It functions within a temperature range of -40°C to +125°C and utilizes a SOIC-8 package.

Isolators - Gate Drivers Feature Summary

• Provides high-voltage galvanic isolation for safe signal transmission between control and power stages.
• Delivers strong peak drive current to rapidly switch power MOSFETs and IGBTs.
• Integrates dual logic outputs allowing flexible circuit design for specific switching requirements.

Isolators - Gate Drivers Applications

• Industrial motor drives
• Inverter systems
• Switched-mode power supplies

Isolators - Gate Drivers Procurement Notes

Verify the exact part number against manufacturer datasheets to ensure correct isolation rating and package type. Confirm that the SOIC-8 footprint matches your PCB layout constraints. Check for moisture sensitivity handling requirements during storage and assembly. Ensure the selected variant meets the specific thermal and electrical specifications of your target application environment.

Isolators - Gate Drivers Selection Notes

Select this component when high-speed switching with robust isolation is required. The 6 A drive capability suits medium-power applications. Consider the SOIC-8 package for standard surface-mount assembly. Verify that the 3.75 kV isolation level aligns with the system's safety standards and voltage stress conditions.

Isolators - Gate Drivers Part Context

This device belongs to the SI82 family of capacitive coupling isolators. It replaces traditional optocouplers by offering superior speed and reliability. The technology eliminates the aging issues associated with LED-based isolation components.

Isolators - Gate Drivers Replacement Considerations

Direct substitutes may include other Skyworks SI82 series variants with similar isolation ratings. Cross-reference pinouts and drive currents carefully. Verify compatibility with existing PCB footprints before substitution.