ST STP20NK50Z - STW20NK50Z STB20NK50Z - STB20NK50Z-S N-CHANNEL 500V -0.23 - 17A TO-220/D2 PAK/I 2 SPAK/TO-247 Zener-Protected SuperMESH MOSFET handbook

About this manual

This document provides technical specifications for the STP20NK50Z, STB20NK50Z, STW20NK50Z, and STB20NK50Z-S N-Channel MOSFETs. These devices feature a Zener-Protected SuperMESH layout designed for high current, high speed switching applications such as off-line power supplies, adapters, and PFC circuits. The series offers extremely high dv/dt capability and very low intrinsic capacitances.

What's inside

• Description
• Applications
• Ordering Information
• Absolute Maximum Ratings
• Thermal Data
• Electrical Characteristics
• Safe Operating Area
• Mechanical Data

Frequently asked questions

What are the applications for these MOSFETs?

They are ideal for high current, high speed switching, specifically for off-line power supplies, adapters, and PFC.

What is the maximum continuous drain current at a case temperature of 25°C?

The device supports a maximum continuous drain current of 17 A when the case temperature is 25°C.

What is the total power dissipation rating at a case temperature of 25°C?

The maximum total power dissipation for this MOSFET is 190 W at a case temperature of 25°C.

What are the typical static drain-source on-resistance and maximum voltage ratings?

The typical static drain-source on-resistance is 0.23 Q, with a maximum drain-source breakdown voltage of 500 V.