FOD8384

Isolators - Gate Drivers Overview

The FOD8384 is a high-speed MOSFET output optocoupler designed for driving medium-power IGBTs and MOSFETs. It features a push-pull output stage capable of delivering 2.5 A continuous output current with a 3 A peak capability. The device operates within a supply voltage range of 15 V to 30 V. Key electrical parameters include a maximum propagation delay of 210 ns, typical rise and fall times of 35 ns and 25 ns respectively, and a maximum pulse width distortion of 65 ns. It provides 5000 Vrms isolation voltage and a minimum common-mode transient immunity of 35 kV/µs. The component is housed in a 5-SOP package and supports an operating temperature range from -40°C to +100°C.

Isolators - Gate Drivers Feature Summary

• High-speed operation with low propagation delay and pulse width distortion for precise gate control
• Robust insulation performance with 5000 Vrms isolation voltage and high common-mode transient immunity
• Strong drive capability with 2.5 A continuous and 3 A peak output current for efficient switching
• Wide-body SOP-5 packaging optimized for thermal dissipation and PCB layout flexibility

Isolators - Gate Drivers Applications

• Medium-power IGBT gate drive circuits
• MOSFET gate drive applications
• Industrial motor control systems
• Power supply designs requiring isolated switching

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix (e.g., R2) against the required reel or cut-tape configuration. Confirm RoHS compliance status and UL certification requirements for the target assembly. Ensure the 5-SOP footprint matches the design schematic. Check datasheet revisions for any updates to absolute maximum ratings or thermal characteristics before finalizing procurement specifications.

Isolators - Gate Drivers Selection Notes

Select this component when driving medium-power switches requiring high current peaks and fast switching speeds. The wide-body SOP-5 package aids in thermal management compared to standard SOIC packages. Consider the 15 V to 30 V supply range compatibility with available gate driver voltages. Evaluate the 35 kV/µs CMTI rating against noise environments in the application circuit to ensure signal integrity.

Isolators - Gate Drivers Part Context

The FOD8384 belongs to onsemi's FOD8384 series of MOSFET output optocouplers. This family focuses on providing integrated gate drive solutions with optical isolation. The device utilizes Optoplanar technology to achieve high reliability and performance in power electronics applications, serving as a bridge between low-voltage control logic and high-power switching devices.

Isolators - Gate Drivers Replacement Considerations

The FOD8384R2 is a verified variant of this part number, differing primarily in packaging format (reel/tray options). Verify pinout compatibility and electrical parameter equivalence before substitution. No other cross-model replacements are confirmed in public documentation.