STP20NK50Z The STMicroelectronics STP20NK50Z is an N-Channel Power MOSFET designed for switching applications. It offers a 500V drain-source voltage and a continuous drain current of 17A.
Mfr Part #:

STP20NK50Z

Available from 2 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics STP20NK50Z is an N-Channel Power MOSFET designed for switching applications. It offers a 500V drain-source voltage and a continuous drain current of 17A.
✓ Total Stock: 37,120 pcs
$ Price Range: $2.56

STP20NK50Z Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
28,450 pcs
28450 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
8,670 pcs
8670 pcs On Request 1 On Request On Request On Request On Request On Request

STP20NK50Z Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Drain to Source Voltage (Vdss)
Drive Voltage (Max Rds On, Min Rds On)
FET Type
Gate Charge (Qg) (Max) @ Vgs
Input Capacitance (Ciss) (Max) @ Vds
Lead Style
Mounting Type
Operating Temperature
Power Dissipation (Max)
Rds On (Max) @ Id, Vgs
Supplier Device Package
Technology
Vgs (Max)
Vgs(th) (Max) @ Id

STP20NK50Z Description

Short technical summary and product information.

The STMicroelectronics STP20NK50Z is an N-channel SuperMESH™ Power MOSFET designed for demanding switching applications. It features a 500V drain-source voltage (Vds) and a continuous drain current (Id) of 17A at 25°C case temperature. The device boasts a low on-resistance (Rds On) of 270mΩ maximum at 8.5A and 10V gate-source voltage, contributing to efficient power handling.

 

With a maximum power dissipation of 190W at 25°C case temperature, the STP20NK50Z is suitable for various power conversion circuits. It operates within a temperature range of -50°C to 150°C (TJ). The MOSFET is housed in a standard TO-220 package, facilitating through-hole mounting.

 

Key electrical characteristics include a gate charge (Qg) of 119 nC maximum at 10V Vgs and a gate threshold voltage (Vgs(th)) of 4.5V maximum at 100µA. The device also offers a high dv/dt capability and is 100% avalanche tested, ensuring robustness in operation. Its Zener-protected design adds an extra layer of reliability.

 

This MOSFET is well-suited for general-purpose switching applications where high voltage and current handling are required. The TO-220 package is widely used and easy to integrate into various electronic designs.

STP20NK50Z Quick Information

Product Type: N-Channel Power MOSFET
Canonical Name: STMicroelectronics STP20NK50Z N-Channel Power MOSFET
Subcategory: N-Channel

STP20NK50Z Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

STP20NK50Z Estimated Pricing

Qty Low High
1+ $2.56 $2.56

Estimated market price range - modelled values for guidance only, not live distributor offers.

STP20NK50Z Features

  • N-channel SuperMESH™ Power MOSFET.
  • 500V drain-source voltage rating.
  • 17A continuous drain current.
  • Low 270mOhm on-resistance.
  • TO-220 package for through-hole mounting.

STP20NK50Z Applications

  • High-voltage power supply switching circuits.
  • DC-DC converter and inverter stages.
  • Motor control and drive applications.
  • Power management in industrial equipment.

STP20NK50Z FAQs

6 frequently asked questions generated from this part’s specifications.
What is the maximum drain-source voltage for the STP20NK50Z?

The maximum drain-source voltage (Vds) for the STP20NK50Z is 500V.

What is the continuous drain current of the STP20NK50Z?

The continuous drain current (Id) for the STP20NK50Z is 17A at 25°C case temperature.

What is the on-resistance of the STP20NK50Z?

The on-resistance (Rds On) of the STP20NK50Z is a maximum of 270mOhm at 8.5A drain current and 10V gate-source voltage.

What package type is the STP20NK50Z available in?

The STP20NK50Z is available in a TO-220-3 package.

What is the operating temperature range for the STP20NK50Z?

The operating temperature range for the STP20NK50Z is -50°C to 150°C (TJ).

What is the gate charge for the STP20NK50Z?

The gate charge (Qg) for the STP20NK50Z is a maximum of 119 nC at 10V gate-source voltage.

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