GC20N65FD

Single FETs, MOSFETs Overview

The GC20N65FD is an N-channel enhancement mode power MOSFET utilizing super junction technology. It features a drain-source voltage of 650V and a continuous drain current of 20A at 25°C case temperature. The maximum on-resistance is 190mΩ at VGS=10V, with a typical gate charge of 39nC. The device operates within a junction temperature range of -55°C to 150°C and has a single pulse avalanche energy rating of 245mJ. It is housed in a TO-220F package.

Single FETs, MOSFETs Feature Summary

• Advanced super junction design provides low on-resistance and optimized gate charge for efficient switching.
• Integrated ultra-fast body diode with enhanced reverse recovery characteristics suitable for resonant topologies.
• TO-220F full-insulation package eliminates the need for external insulating pads during assembly.
• Verified against 100% avalanche testing to ensure robustness under surge conditions.

Single FETs, MOSFETs Applications

• AC-DC switched-mode power supplies
• PFC (Power Factor Correction) circuits
• LLC resonant converters
• Industrial power conversion systems

Single FETs, MOSFETs Procurement Notes

Verify the specific suffix 'FD' corresponds to the TO-220F insulated package and optimized body diode variant. Confirm RoHS compliance status matches current manufacturing revisions. Ensure thermal management designs account for the specified junction-to-case resistance values provided in the datasheet.

Single FETs, MOSFETs Selection Notes

Select this component for high-voltage applications requiring superior soft-switching performance due to its optimized body diode. The TO-220F package simplifies thermal interface implementation by removing separate insulation requirements. Verify that the 650V rating aligns with system voltage peaks and that the 20A current capacity meets load requirements.

Single FETs, MOSFETs Part Context

This part belongs to Goford Semiconductor's high-voltage super junction MOSFET lineup. It is designed as a direct replacement for standard TO-220 devices where improved efficiency and reduced thermal stress are required. The FD designation specifically indicates the inclusion of the insulated flange package.

Single FETs, MOSFETs Replacement Considerations

Check pinout compatibility with existing PCB layouts when substituting standard TO-220 parts. Verify that the gate charge specifications match the driving circuit capabilities to prevent switching delays or excessive heat generation in the controller.

Single FETs, MOSFETs FAQ

What is the purpose of the 'FD' suffix in the model number?

The 'FD' suffix indicates that the device utilizes a TO-220F package, which includes an integrated electrical insulation layer on the metal tab, allowing direct mounting to heatsinks without additional insulators.

How does the body diode performance benefit LLC resonant converters?

The device features an ultra-fast body diode with optimized reverse recovery time and charge, which minimizes switching losses and voltage spikes during the commutation phases typical in LLC resonant topologies.