STP11NK50ZFP

Single FETs, MOSFETs Overview

The STP11NK50ZFP is an N-channel enhancement mode Power MOSFET from STMicroelectronics, utilizing SuperMESH technology. It features a 500 V drain-source voltage and a maximum continuous drain current of 14 A at 25 °C. The device has a typical on-resistance of 380 mΩ and is housed in a TO-220FP package with three pins. Key electrical parameters include a gate charge of 69 nC at 10 V, a threshold voltage range of 2 V to 4 V, and a maximum power dissipation of 35 W at the case temperature.

Single FETs, MOSFETs Feature Summary

• SuperMESH technology optimization for significantly reduced on-resistance
• Integrated Zener diode protection between gate and source terminals
• High dv/dt capability designed for demanding applications
• 100% avalanche tested for robustness

Single FETs, MOSFETs Applications

• Switch-mode power supplies (SMPS)
• DC-DC converters
• Motor control circuits
• General-purpose high-voltage switching

Single FETs, MOSFETs Procurement Notes

Verify the specific suffix 'ZFP' against the official datasheet to confirm the TO-220FP flat-pack package variant. Ensure the component meets RoHS compliance standards required by your manufacturing process. Cross-reference the manufacturer's part number directly with the supplier's documentation to avoid confusion with similar series members.

Single FETs, MOSFETs Selection Notes

Select this component when a 500 V rating and low on-resistance are required in a through-hole format. The integrated gate-source Zener simplifies driver circuit design by eliminating external protection components. Consider the thermal performance of the TO-220FP package relative to the expected power dissipation in the target application environment.

Single FETs, MOSFETs Part Context

This part belongs to the SuperMESH series of high-voltage MOSFETs from STMicroelectronics. It represents an optimization of the traditional PowerMESH layout, balancing low conduction losses with high switching speed and ruggedness. The TO-220FP package provides a compact footprint suitable for space-constrained designs while maintaining adequate thermal handling capabilities.

Single FETs, MOSFETs Replacement Considerations

Direct substitutes within the same series include STP10NK50ZFP and STF13NK50ZFP. Verify pinout compatibility and ensure that the replacement part's voltage and current ratings meet or exceed the original design requirements.