FOD3181SDV

Isolators - Gate Drivers Overview

The FOD3181SDV is a single-channel logic output optocoupler featuring an integrated gate driver. It provides 5000 Vrms isolation and supports a supply voltage range of 10V to 20V. The device delivers a peak output current of 500mA with propagation delays of 500ns (max) for both low-to-high and high-to-low transitions. Pulse width distortion is limited to 300ns, and common mode transient immunity reaches 10kV/µs. Operating temperatures span from -40°C to +100°C.

Isolators - Gate Drivers Feature Summary

• Integrated high-speed gate driver for power semiconductors
• High common mode transient immunity for noise rejection
• Low pulse width distortion for signal integrity

Isolators - Gate Drivers Applications

• Industrial power supplies
• Photovoltaic inverters
• DC motor control systems

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'SDV' corresponds to the SMD-8 package configuration required for your PCB layout. Confirm that the 500mA output current meets the drive requirements of the target IGBT or MOSFET. Ensure the operating temperature range aligns with the environmental conditions of the final assembly.

Isolators - Gate Drivers Selection Notes

Select this component when driving IGBTs or SiC devices requiring moderate peak currents up to 500mA. It is suitable for applications needing robust isolation at 5000 Vrms. Consider alternatives if higher peak currents or different packaging styles are necessary for the specific design constraints.

Isolators - Gate Drivers Part Context

This part belongs to the FOD318x series of high-speed optocouplers designed for gate drive applications. It integrates an LED input with a specialized output stage to directly drive power switches. The series emphasizes reliability in electrically noisy environments through high CMTI specifications.

Isolators - Gate Drivers Replacement Considerations

Check datasheets for equivalent parts within the FOD318x family, such as variants with different output current ratings or pin configurations, ensuring electrical parameters match the original design requirements.