FOD3182

Isolators - Gate Drivers Overview

The FOD3182 is a high-speed MOSFET gate drive optocoupler featuring a 3A output current capability. It integrates an aluminum gallium arsenide (AlGaAs) LED with a dedicated gate driver circuit. Key electrical parameters include a 5000Vrms isolation voltage, 35kV/µs minimum common-mode transient immunity, and a maximum propagation delay of 210ns. The device operates on a single supply voltage ranging from 10V to 30V and supports peak output currents up to 3A.

Isolators - Gate Drivers Feature Summary

• Provides high-speed optical isolation for driving power MOSFETs and IGBTs
• Delivers strong 3A peak output current for rapid switching
• Ensures robust noise immunity with high common-mode transient rejection
• Integrates a dedicated gate driver stage within the optocoupler package

Isolators - Gate Drivers Applications

• High-performance DC/DC converters
• Switch-mode power supplies
• Plasma Display Panels (PDPs)
• Industrial motor control systems

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix (e.g., V for tube, SDV for cut tape) against your assembly requirements. Confirm RoHS compliance status and lead times directly with authorized distributors or onsemi. Ensure the selected packaging format matches your pick-and-place capabilities. Cross-reference datasheet revisions to guarantee parameter consistency for your design.

Isolators - Gate Drivers Selection Notes

Select this component when driving external power switches requiring high peak current and fast switching speeds. It is suitable for applications demanding galvanic isolation between control logic and high-voltage power stages. Consider the 5000Vrms isolation rating for safety-critical designs. Evaluate the 35kV/µs CMTI for environments with significant electrical noise.

Isolators - Gate Drivers Part Context

This device belongs to onsemi's family of high-speed isolated gate drivers. It bridges the gap between low-power control signals and high-power switching elements. The integration of the driver reduces external component count compared to discrete solutions. It is designed for reliability in industrial and consumer power electronics applications.

Isolators - Gate Drivers Replacement Considerations

Check for direct pin-compatible alternatives such as the HCPL-3120 or similar 3A gate driver optocouplers. Verify that substitute parts meet the same 3A peak current and 5000Vrms isolation specifications. Ensure the replacement offers comparable propagation delay and common-mode transient immunity for equivalent performance.