FOD8321R2V

Isolators - Gate Drivers Overview

The FOD8321R2V is a high-speed, low-side gate driver optocoupler manufactured by onsemi. It features a single channel with a push-pull MOSFET output capable of delivering a continuous current of 2A and a peak current of 3A. The device provides 5000 Vrms isolation voltage and operates within a temperature range of -40°C to +100°C. Typical rise and fall times are 60ns, with maximum propagation delays of 500ns. It utilizes a 5-SOP surface-mount package and accepts a maximum DC forward current of 25 mA.

Isolators - Gate Drivers Feature Summary

• High-speed operation with typical 60ns rise and fall times for efficient switching
• Robust 5000 Vrms isolation voltage ensuring safe signal transmission between circuits
• Strong drive capability with 2A continuous and 3A peak output currents
• Integrated push-pull MOSFET output stage for direct gate driving

Isolators - Gate Drivers Applications

• Low-side gate driving for power MOSFETs and IGBTs
• Isolated power supply control circuits
• Motor drive applications requiring high-speed switching
• Industrial automation systems with isolated interfaces

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix R2V to confirm the tape-and-reel packaging format required for automated assembly processes. Ensure compatibility with the 5-SOP footprint during PCB layout design. Confirm that the 5000 Vrms isolation rating meets the safety standards applicable to your specific equipment classification and regulatory environment.

Isolators - Gate Drivers Selection Notes

Select this component when a single-channel, high-current low-side driver is required with significant isolation requirements. The 2A/3A output current supports standard power devices without external buffering. Consider the 60ns switching speed for applications demanding fast response times. Verify that the 16V to 30V output supply range aligns with the target gate drive voltage levels.

Isolators - Gate Drivers Part Context

This part belongs to the FOD832x series of logic output optocouplers designed for gate driver applications. It shares the same core architecture as the FOD8321 but differs in packaging configuration. The series is characterized by high common-mode transient immunity and fast propagation delays suitable for modern power electronics.

Isolators - Gate Drivers Replacement Considerations

The FOD8321 (tube packaging) serves as a functional equivalent with identical electrical specifications. Verify pinout compatibility and thermal performance if substituting packages. No other direct substitutes are confirmed in the provided documentation.