FDPF7N50U

Single FETs, MOSFETs Overview

The FDPF7N50U is a single N-channel power MOSFET manufactured by Fairchild Semiconductor, now part of onsemi. It features a 500V drain-source breakdown voltage and supports a continuous drain current of 5A. The device exhibits a maximum on-resistance of 1.5 ohms at 10V gate drive. It utilizes the UniFET technology within a TO-220F-3 through-hole package. Key electrical characteristics include a gate threshold voltage of 5V, a total gate charge of 12.8nC, and a power dissipation rating of 31.3W. The component operates within a temperature range of -55°C to +150°C junction temperature.

Single FETs, MOSFETs Feature Summary

• UniFET technology for optimized performance in high-voltage applications
• Enhanced mode N-channel configuration for efficient switching control
• Through-hole mounting capability via TO-220F-3 package design

Single FETs, MOSFETs Applications

• High-voltage power supply circuits
• Motor control systems requiring robust switching
• Industrial power management modules

Single FETs, MOSFETs Procurement Notes

Verify the specific manufacturer origin as Fairchild Semiconductor or onsemi, noting that Fairchild's semiconductor division was acquired. Confirm RoHS compliance status and REACH SVHC declarations against the latest datasheet revision. Ensure the TO-220F-3 package variant matches the required thermal and mechanical specifications for the target assembly process.

Single FETs, MOSFETs Selection Notes

Select this component when a 500V blocking capability with moderate current handling is required. The 1.5 ohm on-resistance suits applications where conduction losses are manageable. Consider the TO-220F-3 package for through-hole PCB integration. Evaluate thermal management needs based on the 31.3W dissipation rating and ensure gate drive voltages align with the 5V threshold specification.

Single FETs, MOSFETs Part Context

This device belongs to the FDPF series of N-channel power MOSFETs designed for general-purpose switching applications. The UniFET branding indicates a specific process technology aimed at balancing switching speed and conduction efficiency. As a legacy Fairchild product, it represents standard discrete power transistor solutions before full corporate transition to onsemi.

Single FETs, MOSFETs Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with direct replacements such as FDPF7N50U-G from onsemi, ensuring pinout and electrical parameters match exactly.