FOD8480T

Isolators - Gate Drivers Overview

The FOD8480T is a high-performance optocoupler gate driver designed for driving MOSFETs, IGBTs, and SiC devices. It features a 6-SOIC package with one channel and 5000Vrms isolation voltage. The device provides peak output currents of 2.5mA (high/low) and operates on a supply voltage of 4.5V to 30V. Key electrical parameters include a common mode transient immunity of 20kV/us, maximum propagation delay of 300ns, and pulse width distortion of 250ns. It supports a forward current of up to 20mA with a typical forward voltage of 1.4V. The operating temperature range spans from -40°C to 100°C.

Isolators - Gate Drivers Feature Summary

• Provides optical isolation for gate driving applications with high reliability and aging characteristics.
• Features high common mode transient immunity to ensure signal integrity in noisy environments.
• Capable of directly driving power devices including MOSFETs, IGBTs, and SiC FETs.

Isolators - Gate Drivers Applications

• Industrial power supplies
• Photovoltaic inverters
• On-board chargers for electric vehicles
• DC motor control systems

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'T' indicates tape and reel packaging when ordering. Confirm the manufacturer's part number format matches current labeling standards as ON Semiconductor has updated its MPN label format. Ensure the component meets RoHS compliance requirements if specified for your application. Cross-reference the datasheet revision date to confirm parameter accuracy before finalizing procurement specifications.

Isolators - Gate Drivers Selection Notes

Select this component when high isolation voltage and fast switching speeds are required for power electronics. The 5000Vrms rating suits applications demanding robust galvanic isolation between control and power stages. Consider the 30V supply capability for driving high-voltage IGBTs or SiC devices. Evaluate the 20kV/us CMTI requirement against the noise environment of the target system to ensure reliable operation without false triggering.

Isolators - Gate Drivers Part Context

The FOD8480T belongs to the family of optocoupler gate drivers manufactured by onsemi. These components bridge the gap between low-voltage control logic and high-power switching devices. The device integrates an LED input side with a high-speed output stage, providing a compact solution for isolated gate drive circuits in modern power conversion topologies.

Isolators - Gate Drivers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify pinout compatibility and electrical specifications carefully if considering alternative manufacturers. Check for equivalent isolation ratings and output current capabilities before substituting.